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Contents
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Table of Contents
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Installation and
Service Instructions
for use by heating contractor
Vitotronic 100, Model GC1
Digital boiler control unit
VITOTRONIC 100, GC1
Certified as a component part
of Viessmann boilers only
5351 338 v1.8 10/2013
IMPORTANT
Read and save these instructions
for future reference.
1
Related Manuals for Viessmann VITOTRONIC 100 GC1
Summary of Contents for Viessmann VITOTRONIC 100 GC1
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Page 1
Service Instructions for use by heating contractor Vitotronic 100, Model GC1 Digital boiler control unit VITOTRONIC 100, GC1 IMPORTANT Read and save these instructions Certified as a component part for future reference. of Viessmann boilers only 5351 338 v1.8 10/2013… -
Page 2: General Information
General information Safety, Installation and Warranty Requirement Please ensure that this manual is read and understood before commencing installation. Failure to comply with the issues listed below and details printed in this manual can cause product/property damage, severe personal injury, and/or loss of life.
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Page 3
General information Safety, Installation and Warranty Requirement (continued) Safety Terminology Take note of all symbols and notations intended to draw attention to potential hazards or important product information. These include ”WARNING”, ”CAUTION”, and ”IMPORTANT”. See below. DANGER Indicates an imminently hazardous situation which, if not avoided, will result in death, serious injury or substantial product / property damage. -
Page 4: Product Information
Product Information Vitotronic 100, GC1 For installation on Viessmann Applicable to the following control units: boilers only. Part No. 7134 553/7134 554/7511361, from Serial No. 7143 002 This document describes the Vitotronic 100, GC1 as used in a single-boiler application and a multi-boiler system with an external building automation system.
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Page 5: Table Of Contents
Index Page Safety Instructions and Warranty Requirements General Information ……. . Product Information .
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Page 6: System Components
Start-up Procedure (overview) ………………Steps .
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Page 7: Heating System Types
Heating system types Overview Circuit System type Boiler Key features Page diagram Single-boiler Vitorond 200, VD2A With Therm-Control, single-boiler with 3-way mixing system valve Multi-boiler Vitorond 200, VD2A With Therm-Control, multi-boiler with 3-way mixing system valve Single-boiler Vitorond 200, VD2 Shunt pump for elevating the return temperature system Single-boiler…
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Page 8
Heating system types Circuit Diagram 1 Single-boiler system with Therm-Control and three-way mixing valve in conjunction with Vitorond 200, VD2A A Heating circuit with mixing valves B DHW tank fÖ Power supply, 120 VAC Plug sÖM2 Outdoor temperature sensor Heating circuit pump, mixing 60 Hz (only for Vitotronic 300) valve (only for Vitotronic 300) -
Page 9
Heating system types Circuit Diagram 1 (continued) Wiring diagram Wiring of the Therm-Control in heating systems with heating circuit control units are not connected to the boiler control unit via the LON. Required coding: Change “4C” to “2” — use the plug-in connector 20 A1 to close the downstream mixing valve. -
Page 10
Heating system types Circuit Diagram 2 Multi-boiler system with Therm-Control and three-way mixing valve in conjunction with Vitorond 200, VD2A LON LON connection (available connections with terminator) A Heating circuit with mixing valves B DHW tank gSM2 Therm-Control temperature Mixing valve motor (only for Plug Outdoor temperature sensor sensor… -
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Heating system types Circuit Diagram 3 Single-boiler system with shunt pump for elevating the return temperature in conjunction with Vitorond 200, VD2 Plugs A Boiler with Vitotronic 100, GC1 § Boiler temperature sensor Shunt pump B Domestic hot water tank fÖ… -
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Heating system types Circuit Diagram 3 (continued) When the return temperature falls Possible applications Temperature sensor T1 Heating systems with manifold below the required minimum value, Wiring of the temperature sensor T1 arranged close to the boiler. The boiler the temperature sensor T2 switches in heating systems with heating water supply is required to be reduced. -
Page 13
Heating system types Circuit Diagram 4 Single-boiler system with shunt pump and return valve for elevating the return temperature in conjunction with Vitorond 200, VD2 Plugs A Boiler with Vitotronic 100, GC1 § fÖ Boiler temperature sensor Power supply connection, B Domestic hot water tank DHW tank temperature sensor 120 VAC… -
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Heating system types Circuit Diagram 4 (continued) When the return temperature falls Possible applications Heating systems in which there is no below the required minimum value, facility for making modifications or the temperature sensor T2 switches adjustments to the heating circuits on the shunt pump. -
Page 15
Heating system types Circuit Diagram 5 Multi-boiler system with shunt pump for elevating the return temperature for each boiler in conjunction with Vitorond 200, VD2 Plugs A Boiler with Vitotronic 100, GC1 § gS A1 Motorized isolation valve Boiler temperature sensor B Domestic hot water tank aJ A Temperature sensor T1 lÖ… -
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Heating system types Circuit Diagram 5 (continued) When the return temperature falls Possible applications Temperature sensor T1 Heating systems with manifold below the required minimum value, Wiring of the temperature sensor T1 arranged close to the boiler. The boiler the temperature sensor T2 switches in heating systems with heating water supply is reduced via the on the shunt pump. -
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Heating system types Circuit Diagram 6 Multi-boiler system with common supply pump and low-pressure manifold in conjunction with Vitorond 200, VD2 Plugs A Boiler with Vitotronic 100, GC1 § lÖ Boiler temperature sensor Burner (2nd stage/modulating) B Domestic hot water tank aJ A Temperature sensor T1 Connection of external C Heating circuit with mixing valve… -
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Heating system types Circuit Diagram 6 (continued) When the return temperature falls Possible applications Temperature sensor T1 Where the manifold is arranged in below the required minimum value, Wiring for reducing the supply via distant substations (> 20 m). The the mixing valves are partially or fully temperature sensor T1 in heating heat transferred to the heating circuits… -
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Heating system types Circuit Diagram 7 Multi-boiler system with return valve for return temperature protection in conjunction with Vitorond 200, VD2 Plugs A Boiler with Vitotronic 100, GC1 § lÖ Boiler temperature sensor Burner (2nd stage/modulating) B Domestic hot water tank aJ A Temperature sensor T1 Connection of external C Heating circuit with mixing valve… -
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Heating system types Circuit Diagram 7 (continued) When the return temperature falls Possible applications E.g. old systems or systems in market below the required minimum value, gardens and/or systems in which there the 3-port mixing valve on the boilers is no facility for making modifications is proportionally closed via the or adjustments to the heating circuits temperature sensor T1, thereby… -
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Heating system types Circuit Diagram 8 Multi-boiler system with low-loss header and return valve for elevating the return temperature in conjunction with Vitorond 200, VD2 Plugs A Boiler with Vitotronic 100, GC1 § lÖ Boiler temperature sensor Burner (2nd stage/modulating) B Domestic hot water tank aJ A Temperature sensor T1 Connection of external… -
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Heating system types Circuit Diagram 8 (continued) When the return temperature falls Possible applications E.g. old systems or systems in market below the required minimum value, gardens as well as systems in which the return valve on the boilers is there is a lack of clarity in the hydraulic proportionally closed via the installation and/or systems where there… -
Page 23
Heating system types Circuit Diagram 9 Several heating circuits and one mixing valve heating circuit Single-boiler system with Vitocrossal 300 Plugs A Boiler with Vitotronic 100, GC1 § Boiler temperature sensor Burner (1st stage) B Domestic hot water tank lÖ DHW tank temperature sensor Burner (2nd stage/modulating) C Heating circuit with mixing valve… -
Page 24
Heating system types Circuit Diagram 9 (continued) IMPORTANT The Vitocrossal 300 is operated with constant boiler water temperature by means of the boiler control unit. This circuit diagram represents a Two-stage or modulating burners recommendation only. It is the can be controlled. responsibility of the customer and/or heating contractor to check that this The boiler water temperature which is… -
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Heating system types Circuit Diagram 10 Single-boiler system with several heating circuits and one mixing valve heating circuit in conjunction with Vitocrossal 300 Plugs A Boiler with Vitotronic 100, GC1 § fÖ Boiler temperature sensor Power supply connection, B Domestic hot water tank DHW tank temperature sensor 120 VAC C Heating circuit with mixing valve… -
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Heating system types Circuit Diagram 10 (continued) The Vitocrossal 300 is operated with Possible applications For heating circuits with different constant boiler water temperature by temperatures. means of the boiler control unit. Two-stage or modulating burners can be controlled. IMPORTANT The Vitocrossal 300 has two return connections. -
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Heating system types Circuit Diagram 11 Multi-boiler system with several heating circuits and one mixing valve heating circuit in conjunction with Vitocrossal 300 Plugs A Boiler with Vitotronic 100, GC1 § Boiler temperature sensor Connection of external B Domestic hot water tank fÖ… -
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Heating system types Circuit Diagram 11 (continued) The Vitocrossal 300 is operated with Possible applications Motorized isolation valve The cascade and DHW tank control constant boiler water temperature by Connect motorized isolation valve must be activated by a building means of the boiler control unit. adaptor (Part No. -
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Heating system types Circuit Diagram 12 Multi-boiler system with several heating circuits, one mixing valve heating circuit and Vitorond with shunt pump in conjunction with Vitocrossal 300 and Vitorond 200 Plugs A Boiler with Vitotronic 100, GC1 § gS A1 Motorized isolation valve Boiler temperature sensor B Domestic hot water tank aJ A Temperature sensor T1… -
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Heating system types Circuit Diagram 12 (continued) The Vitocrossal 300 (lead boiler) and The Vitocrossal 300 boilers have Possible applications The cascade and DHW tank control the Vitorond lag boilers are operated two return connections. The heating must be activated by a building with modulating boiler water circuits with the higher return automation system. -
Page 31
Heating system types Circuit Diagram 13 Multi-boiler system with return valve, several heating circuits and one mixing valve heating circuit in conjunction with Vitocrossal 300 and Vitorond 200 A Boiler with Vitotronic 100, GC1 Plugs B Domestic hot water tank §… -
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Heating system types Circuit Diagram 13 (continued) The Vitocrossal 300 (lead boiler) and The Vitocrossal 300 boilers have Possible applications For heating circuits with temperature the Vitorond lag boilers are operated two return connections. The heating differences ≥20 K. with modulating boiler water circuits with the higher return The cascade and DHW tank control temperature and load-dependent… -
Page 33: Circuit Diagrams 1 To
Heating system types Circuit Diagram 14 (CM2 only) Single-boiler system with several heating circuits and one mixing valve heating circuit in conjunction with Vitocrossal 200 Plugs A Boiler with Vitotronic 100, GC1 § fÖ Boiler temperature sensor Power supply connection, B Domestic hot water tank DHW tank temperature sensor 120 VAC…
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Page 34
Possible applications For heating circuits with different constant boiler water temperature by temperatures. means of the boiler control unit and the Viessmann fully modulating burner. IMPORTANT This circuit diagram represents a recommendation only. It is the responsibility of the customer and/or… -
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Heating system types Circuit Diagram 15 (CM2 only) Multi-boiler system with several heating circuits and one mixing valve heating circuit in conjunction with Vitocrossal 200 Plugs A Boiler with Vitotronic 100, GC1 § Boiler temperature sensor Connection of external B Domestic hot water tank fÖ… -
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(Part No. 7511 367) automation system. the Viessmann fully modulating burner. or 24V valve adaptor (Part No. 7511 366), installed in connection enclosure, in parallel. -
Page 37: Installation
Installation Mounting the Front Part of the Control Unit (VD2/VD2A/CT3 only) 1. Position the front part of the housing and clip hinges to counter-parts on main housing. 2. Release the stay bar, open it up and lock in position at point A. 3.
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Page 38: Opening The Control Unit (Vd2/Vd2A/Ct3 Only)
Installation Opening the Control Unit (VD2/VD2A/CT3 only) 1. Remove the cover of the connection enclosure. 2. Unscrew the screws from the front housing. 3. Swing up the front part of the control housing. 4. Position the stay bar so that it supports the front housing.
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Page 39: Control And Junction Box Installation Instructions (Cm2 Only)
Installation Control and Junction Box Installation Instructions (for CM2 only) 1. Route cables and capillaries from control through the opening in the control panel. Guide the cables to the junction box through the opening in the rear panel and along the top rail to the control.
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Page 40: Mounting The Front Part Of The Control Unit (Cm2 Only)
Installation Mounting the Front Part of the Control Unit (CM2 only) 1. Position the front part of the housing and clip hinges to counter-parts on main housing. 2. Release the stay bar, open it up and lock in position at point A. 3.
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Page 41: Opening The Control Unit (Cm2 Only)
Installation Opening the Control Unit (CM2 only) 1. Remove the control cosmetic cover . 2. Unscrew the screws from the front housing. 3. Swing up the front part of the control housing. 4. Position the stay bar so that it supports the front housing.
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Page 42: Overview Of Electrical Connections
Installation Overview of Electrical Connections A1/M1 A1/M1 Low voltage connections (motherboard) Line voltage connections (motherboard) § sÖ A1Control output Boiler temperature sensor (KTS) DHW tank temperature sensor DHW pump Flue gas temperature sensor Shunt pump or aJA Return temperature sensor T1 boiler circuit pump aJB Return temperature sensor T2 fÖ…
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Page 43: Overview Of Electrical Connections (Vd2/Vd2A/Ct3 Only)
Installation Overview of Electrical Connections (VD2/VD2A/CT3 only) (continued) [29] [20] A1…
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Page 44: Overview Of Electrical Connections (Cm2 Only)
Installation Overview of Electrical Connections (CM2 only) (continued)
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Page 45: Routing And Strain Relief Of Cables
Installation Routing and Strain Relief of Cables 1. Run the cables from the connection enclosure into the control unit. 2. Apply strain relief to cables (see below). Cables with moulded strain relief clamp Connect cable and strain relief clamp. Fasten cable to the cable lead with cable tie.
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Page 46: Inserting The Boiler Coding Card
Installation Inserting the Boiler Coding Card CAUTION For matching the operation of the control unit to the boiler, the boiler coding card which is supplied as part of the standard delivery of the boiler may be used. Only use the boiler coding card included with the boiler. Boiler Coding card Part no.
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Page 47: Setting Of The Fixed High Limit (If Required)
Installation Setting of the Fixed High Limit (if required) Settings on the control unit The setting for the fixed high limit and the other settings are dependent on the The fixed high limit is supplied with safety equipment installed in a factory setting of 110°C / 230°F.
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Page 48: Setting Of The Adjustable High Limit (If Required)
Installation Setting of the Adjustable High Limit (if required) The adjustable high limit is supplied with a factory setting of 95°C / 203°F Adjustment to 100°C / 212°F 1. Disconnect power to control and burner. 2. Using a suitable screwdriver, lever out and remove the selector knob ”R”…
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Page 49: Sensor Connection
Installation Sensor Connection 1 2 3 1 2 3 1 2 3 1 2 3 ATemperature sensor T2 BTemperature sensor T1 CBoiler temperature sensor DFlue gas temperature sensor…
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Page 50: Connection Of The Boiler Temperature Sensor
Installation Connection of the Boiler Temperature Sensor Electrical connection See page 42. The sensor measures the boiler water temperature of the boiler. The boiler temperature sensor is installed at the same time as the boiler insulation. Check the sensor 1. Disconnect plug § in the terminal compartment.
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Page 51: Connection Of The Dhw Tank Temperature Sensor
Installation Connection of the DHW Tank Temperature Sensor The sensor measures the domestic hot Heating systems with domestic hot Electrical connection See page 42. water tank temperature. water heating (single-boiler systems only) The sensor measures the boiler 1. Install the DHW tank temperature water temperature of the boiler.
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Page 52: Connection Of The Return Temperature Sensor
Installation Connection of the Return Temperature Sensor Strap-on temperature sensor and immersion temperature sensor For measuring the boiler return and return temperature. Electrical connection The sensor is inserted in socket 17A or 17B ”17A” or ”17B” on the boiler control. Check the sensor 1.
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Page 53: Connection Of The Flue Gas Temperature Sensor
Installation Connection of the Flue Gas Temperature Sensor (VD2/VD2A/CT3 only) The sensor measures the flue gas temperature and monitors the selected limit value. Electrical connection The sensor is inserted in socket ”15” on the control unit. Check flue gas temperature sensor 1.
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Page 54: Connection Of The Pumps (Vd2/Vd2A/Ct3 Only)
Installation Connection of the Pumps (VD2/VD2A/CT3 only) Available pump connections 20A1/M1 sÖ A1/M1Heating circuit high 120 VAC pumps 240 VAC or 3 PH pumps temperature (without mixing valve) Terminals 5 — L, — G , — N Note: Please note: The maximum power consumption of Use contactor and/or motor starter to Circulation pump for heating…
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Page 55: Connection Of The Pumps (Cm2 Only)
Installation Connection of the Pumps (CM2 only) Available pump connections sÖ A1/M1Heating circuit high 120 VAC pumps 240 VAC or 3 PH pumps temperature (without mixing valve) Terminals 7 — L, — G , — N Note: Please note: The maximum power consumption Use contactor and/or motor starter Circulation pump for heating of all pumps is 4A .
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Page 56: Isolation/Modulating Valve (Vd2/Vd2A/Ct3 Only)
Installation Connection of Boiler Return Mixing Valve or Isolation/Modulating Valve actuator (VD2/VD2A/CT3 only) 1 120V or 24V Valve Adaptor 1 120V Valve Adaptor 1 24V Valve Adaptor 2 DIN rail in connection enclosure 2 120V valve actuator 2 24V valve actuator 3 aBH Terminals 1.
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Page 57: Isolation/Modulating Valve (Cm2 Only)
Installation Connection of Boiler Return Mixing Valve or Isolation/Modulating Valve actuator (CM2 only) 10 11 12 1 120V or 24V Valve Adaptor 1 120V Valve Adaptor 1 24V Valve Adaptor 2 DIN rail in connection enclosure 2 120V valve actuator 2 24V valve actuator 3 120V L out power supply 1.
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Page 58
Installation Making Space for Accessory Adaptors on the DIN Rail (CM2 only) 1. Push up on the bottom front of the DIN rail clamp to remove and set aside. 2. Using a flat head screwdriver, remove the 4 ’spare’ DIN terminals 23, 24, 25 and 26 one at a time. -
Page 59: Vitotronic 100, Gci With 30% Ltp Package
Installation Vitotronic 100, GC1 with 30% LTP Package (VD2/VD2A only) 1 — 17B Sensor (strap-on) VD2/VD2A…
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Page 60: Connection Of External Controls
Installation Connection of External Controls Operation with two-stage burner Dry contacts of the building automation system: 1st stage burner ON 2nd stage burner ON External changeover of staged/modulating burners Boiler activation, isolation valve open or closed (on multi-boiler system only) Switch on 2nd stage burner Boiler activation, isolation valve Connect dry contact at terminals ”2”…
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Page 61
Installation Connection of External Controls (continued) Operation with two-stage burner Settings on the control unit The settings for the fixed high limit and the other settings are dependent on the safety equipment installed in accordance with applicable codes. Non-condensing boiler Condensing boiler Condensing boiler (VD2/VD2A) °C / °F… -
Page 62: Connection Of External Controls (Vd2/Vd2A Only)
Installation Connection of External Controls (VD2/VD2A only) (continued) Modulating boilers – operation with external modulation controller (continued) 1st stage burner fA from Boiler activation, isolation valve open Vitotronic 100. or closed Connect dry contact at terminals ”2” Plug lÖ from Vitotronic 100 via and ”3”…
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Page 63
Installation Connection of External Controls (VD2/VD2A only) (continued) Modulating boilers – operation with external modulation controller Settings on the control unit The settings for the fixed high limit and the other settings are dependent on the safety equipment installed in accordance with applicable codes. -
Page 64: Connection Of External Controls (Ct3 Only)
Installation Connection of External Controls (CT3 only) (continued) Vitocrossal 300 – operation with external modulation controller 1st stage burner fA from Boiler activation, isolation valve open Vitotronic 100. or closed Connect dry contact at terminals ”2” Connection lÖ from Vitotronic 100 and ”3”…
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Page 65
Installation Connection of External Controls (CT3 only) (continued) Vitocrossal 300 – operation with external modulation controller (continued) Settings on the control unit The settings for the fixed high limit and the other settings are dependent on the safety equipment installed in accordance with applicable codes. -
Page 66: Connection Of Combustion Air Device (Vd2/Vd2A/Ct3 Only)
Installation Connection of Combustion Air Device (VD2/VD2A/CT3 only) Connection of the Combustion Air Device Adaptor 1. Disconnect power to control and burners. 2. Install Combustion Air Device Adaptor, Part No. 7134 563 on DIN Rail inside connection enclosure (refer to installation manual of Combustion Air Device Adaptor).
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Page 67: Connection Of Combustion Air Device (Cm2 Only)
Installation Connection of Combustion Air Device (CM2 only) Connection of the Combustion Air Connection of the combustion air Device Adaptor blower to adaptor 1. Disconnect power to control and Rated voltage: 120 VAC burners. Rating current: max 5 FLA Recommended connection 2.
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Page 68: Connection Of Combustion Air Device
Installation Connection of Combustion Air Device (continued) Connection of the combustion air damper See damper manual for correct installation. Ensure that the combustion air damper is suitable for this application. 1. Disconnect power to control and burner. 2. Make connection as shown in the diagram.
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Page 69: Connection Of Combustion Air Device On Multiple Boiler Systems
Installation Connection of Combustion Air Device on Multiple Boiler Systems If a single combustion air device is required for a multiple boiler system, a Common Combustion Air Interface must be installed. Rated voltage: 120 VAC Rating current: max 5 FLA Recommended connection wire size: AWG 14…
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Page 70: Connection Of Single Air Device On Multiple Boiler Systems
Installation Connection of Single Combustion Air Device on Multiple Boiler Systems Connection of the combustion air blower A Common Combustion Air Device Interface B Combustion air device motor 120VAC, 5 FLA max. C Proving switch rated for 120 VAC D Power supply, 120 VAC ¨…
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Page 71: Connection Of Combustion Air Damper
Installation Connection of Combustion Air Damper Connection of the combustion air damper A Common Combustion Air Device Interface B Combustion air device motor 120VAC, 5 FLA max C Proving switch rated for 120 VAC D Power supply, 120 VAC ¨ Safety instruction! Provide disconnect means and overcurrent protection as required by local codes.
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Page 72: Gas Flue Temp. Sensor (Optional For Cm2 Equipped With Ss Flue Collector)
Installation Flue Gas Temp. Switch (mandatory for PP(s) material collectors) (CM2 only) 1. Disconnect power. CAUTION 2. Remove 150 plug from the Vitotronic control and discard. Please note that the diagram shown is only a simplified conceptual 3. Install new 150 plug supplied drawing of a flue gas temperature (attached to flue gas temperature switch.
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Page 73: Connection Of Low Water Cut-Off Device (Vd2/Vd2A/Ct3 Only)
Installation Connection of Low Water Cut-off Device (VD2/VD2A/CT3 only) 1. Remove jumper between terminals 12 and 15. 2. Make connection as shown in diagram. CAUTION Please note that the diagram at left is only a simplified conceptual drawing of a typical low water cut-off (LWCO) device.
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Page 74: Connection Of Low Water Cut-Off Device (Cm2 Only)
Installation Connection of Low Water Cut-off Device (CM2 only) 1. Remove jumper between terminals 21 and 22. 2. Make connection as shown in diagram. CAUTION Please note that the diagram shown is only a simplified conceptual drawing of a typical low water cut-off (LWCO) device.
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Page 75: Connections To Terminal Abö (Vd2/Vd2A/Ct3 Only)
Installation Connections to Terminal aBÖ (VD2/VD2A/CT3 only) External shut-off 1. Remove jumper between terminals 16 and 17. 2. Connect dry contact. Controlled switch-off takes place when the contact is opened. CAUTION The terminals should be used for safety switch-off purposes only (e.g. through a limit thermostat).
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Page 76: Connection Of The Compiled Failure Alarm Indicator (Vd2/Vd2A/Ct3 Only)
Installation Connection of the Compiled Failure Alarm Indicator (VD2/VD2A/CT3 only) Rated voltage: 120 VAC 60 Hz Rated current: max. 2 FLA Recommended connection wire size: AWG 14 1. Disconnect power to control and burner. 2. Connect the compiled failure alarm as shown in the diagram.
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Page 77: Connection Of The Compiled Failure Alarm Indicator (Cm2 Only)
Installation Connection of the Compiled Failure Alarm Indicator (CM2 only) Rated voltage: 120 VAC 60 Hz Rated current: max. 2 FLA Recommended connection wire size: AWG 14 1. Disconnect power to control and burner. 2. Connect the compiled failure alarm as shown in the diagram.
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Page 78: Burner Connection, Burner Control Wiring (Vd2/Vd2A/Ct3 Only)
Installation Burner Connection, Burner Control Wiring (VD2/VD2A/CT3 only) For burners with plug-in connection The burner cables are included in the standard delivery of the Vitotronic. Connect the burner in accordance with applicable codes. ATo boiler control unit 1.Disconnect power to burner and BTo burner boiler control.
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Page 79
Burner, 2nd stage b External controlled switch-off D Burner fault indicator * (remove jumper when connecting) E Control circuit, stage 1/ aBA Safety circuit. Emergency basic load * shut-off F Burner Refer to burner manufacturer’s instruction on detailed connections for Viessmann controls. -
Page 80
(continued) See burner manual for correct fuse and wire gauge sizing, and specific For burners with 240 VAC, 1PH power connections for Viessmann controls. supply and connection in conduit. 1.Disconnect power to burner and boiler control. 2.Connect 240 VAC power to the… -
Page 81
(continued) Burner motor power supply connection See burner manual for correct fuse (continued) and wire gauge sizing, and specific connections for Viessmann controls. For burners with 3PH 208, 460 or 575V power supply. 1.Disconnect power to burner and boiler control. -
Page 82: Power Supply Connection To Boiler Control (Vd2/Vd2A/Ct3 Only)
Installation Power Supply Connection, Boiler Control (VD2/VD2A/CT3 only) 1. Ensure that the main power supply Legend L: Line to the control contains overcurrent N: Neutral protection with a maximum rating G: Ground of 15 A and 2 pole disconnect. A Power supply 120 VAC, 1 PH . Provide disconnect means and CAUTION overcurrent protection as per local…
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Page 83: Burner Connection, Burner Control Wiring (Cm2 Only)
Installation Burner Connection, Burner Control Wiring (CM2 only) For burners with plug-in connection The burner cables are included in the standard delivery of the Vitotronic. Connect the burner in accordance with applicable codes. ATo boiler control unit 1.Disconnect power to burner and BTo burner interface boiler control.
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Page 84
Start-up Procedure (overview) Page 1. Controls and indicators …………….2. -
Page 85
Start-up Steps 1. Controls and indicators Override switch Boiler water temperature (without function on multi-boiler systems) Domestic hot water temperature (without function on multi-boiler systems) Value selection buttons Information Confirmation Basic setting Display window Heating program selector buttons (w without function on multi-boiler systems) Adjustable high limit Fixed high limit reset button… -
Page 86
Start-up Steps (continued) 2. Check the fixed high limit The check is made via the ”TUV button” (see page 85). When making the check, the ”TUV” button must be kept continuously pressed. A minimum supply is required during the check. The minimum amount of recirculated water should be 10% of the amount recirculated at the rated load. -
Page 87
Start-up Steps (continued) 3. Integrate the control unit in the LON BUS system Single-boiler system only The LON communication module (accessory) must be inserted (see page 111). Set the LON participant number Set the LON participant number via See page 115 for coding 1. coding address ”77”… -
Page 88
Start-up Steps (continued) 4. Carry out participant check Single-boiler system only The participant check is used to verify the communication of the system units connected to the error manager. Requirements: The control unit must be coded as the error manager (coding ”79: 1”) The LON participant number must be coded in all control units (see page 87) The participant list must be updated in the error manager (see page 87) 1. -
Page 89
Start-up Steps (continued) 5. Match the control unit to the system type Set the following coding addresses in See page 117 for coding 2. coding 2: ”00” System type ”01” Single or multi-boiler system ”02” Burner type ”03” Oil or gas-fired operation ”07”… -
Page 90
Start-up Steps (continued) 7. Match the coding addresses Match control unit to modulating burner Please note: The burner must be adjusted. In order to achieve a wide modulation range, the minimum output should be set as low as possible (take chimney/flue system into account). -
Page 91
Start-up Steps (continued) 7. Match the coding addresses (continued) 10. Set the established values in coding See page 115 for coding 1. level 1. Address Setting of the partial output (see point
as a percentage proportion of the max. output; e.g. partial output: 170 kW max. -
Page 92
Scanning service information Overview of Service Levels Function Button combination To exit Page Temperatures, boiler coding Press 9 and rw simultaneously Press OK cards and scans for approx. 2 seconds Relay test Press 9 and OK simultaneously for Press OK approx. -
Page 93
Scanning service information Temperatures, Boiler Coding Cards and Scans 1. Press simultaneously for Access diagnosis level. approx. 2 seconds. 2. Select the required data for scanning with the button. Exit diagnosis level. 3. Press The following values can be scanned depending on the system equipment installed: Display Meaning… -
Page 94
Scanning service information Temperatures, Boiler Coding Cards and Scans (continued) Scan 0 SNVT configuration Auto Tool Software version Communication coprocessor LON participant number Scan 0 Scan 1 Node address System number (only with self-binding) Subnet address Scan 1 Scan 2 Software version LON communication module Number of LON… -
Page 95
Scanning service information Temperatures, Boiler Coding Cards and Scans (continued) Scan 4 Software version Control unit Software version Programming unit System type Free Scan 4 Scan b/d Isolation valve Closed Preheating Closing Regulating Opening Open Run-on Scan d Burner 1st stage/basic load 2nd stage/full load Free Scan b… -
Page 96
Scanning service information Temperatures, Boiler Coding Cards and Scans (continued) Scan L Output reduction (0 to 100 %; 0 = OFF) Free Scan L o o o o Scan Free Free Equipment identification code Scan… -
Page 97
Scanning service information Scanning Service Information 1. Press Operating status scanning mode is activated. 2. Select the required operating status data for scanning with the button. 3. Press Exit the operating status scanning mode. The following operating status information can be scanned depending on the system equipment installed: Display Meaning… -
Page 98
Scanning service information Scanning and Resetting the Service Display Please note: If a service is carried out before the service display appears, set the coding address ”24: 1” and then coding address ”24: 0”. When the limit values selected via coding addresses ”1F”, ”21”… -
Page 99
Troubleshooting Troubleshooting Steps Page Diagnosis 1. Establish fault message or ascertain behaviour of system 2. Look for the corresponding cause of the fault in the diagnosis tables ………………. . . Please note: Retrieve fault codes from the fault memory . -
Page 100
Troubleshooting Diagnosis Faults with fault display on the programming unit The red fault indicator 2 flashes whenever there is a fault. 1 2 3 4 5 6 7 When a fault message is transmitted, The meaning of the fault code is a fault code flashes in the display 1 explained in the table on page 101 of the programming unit. -
Page 101
Troubleshooting Diagnosis (continued) Faults with fault display on the programming unit (continued) Fault Cause of fault Action Behaviour of system code in display Burner is switched on and off by Short circuit Check boiler temperature sensor (see the adjustable high limit Boiler temperature sensor page 50) Burner is switched on and off by… -
Page 102
Troubleshooting Diagnosis (continued) Faults with fault display on the programming unit (continued) Fault Cause of fault Action Behaviour of system code in display Insert plug aJA Controlled operation Therm-Control configuration error: On Vitocrossal: plug aJA of Check that coding ”0d: 0” is set. Therm-Control temperature sensor not inserted Insert plug aJB and check coding… -
Page 103
Troubleshooting Diagnosis (continued) Faults with fault display on the programming unit (continued) Fault Cause of fault Action Behaviour of system code in display Control mode Faulty communication with Input Check connections and Module cables/leads; replace Input 0 to 10 V Module, if required (see page 126) Without Input Module:… -
Page 104
Troubleshooting Diagnosis (continued) Retrieving fault codes from the fault memory (error history) All faults which have occurred are stored and can be retrieved by scanning. The scanning sequence starts with the most recently stored fault code. 1. Press simultaneously Scanning of error history is for approx. -
Page 105
Functional description Boiler Temperature Control Brief description The boiler water temperature is In conjunction with Therm-Control: Coding addresses which influence controlled by switching the burner on The set-point boiler water temperature the boiler temperature control and off. is increased when the temperature falls 02 to 06, 08 to 0b, 13 to 1C. -
Page 106
Functional description Heating Circuit Control Brief description The supply temperature of the boiler Coding addresses which influence the circuit (A1) corresponds to the boiler heating circuit control water temperature. 55, 56, 58, 5A to 63, 6A, 6b. Functions The boiler circuit (A1) is dependent on Upper limit of control range Domestic hot water temperature the boiler water temperature and its… -
Page 107
Functional description DHW Tank Temperature Control (continued) Control sequence DHW tank temperature falls DHW tank temperature rises (Set-point value –2.5°C / — 4.5°F, (Set-point value +2.5°C / 4.5°F) selectable via coding address ”59”) The boiler water temperature set-point The set-point boiler water temperature value is reset to the value is set 20°C / 36°F higher than the determined by the set-point supply… -
Page 108
Additional information Overview Page Technical Data System Components Line voltage motherboard …………….Low-voltage motherboard . -
Page 109: Low-Voltage Motherboard
Low-voltage motherboard, Part No. 7820 290 The motherboard contains: plugs for sensors, communication connections and external equipment plug-in locations for electronics board, LON communication module, Viessmann 2-wire BUS communication module, programming unit, boiler coding card and Optolink board.
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Page 110: Power Supply Unit Board
Additional information System Components (continued) Power supply unit board, 120 VAC Part No. 7823 991 The power supply unit board contains the low-voltage supply for the entire electronics. Electronics board, Part No. 7828 193 The board contains the microprocessor with the software. When replacing the board: 1.
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Page 111: Programming Unit
Additional information System Components (continued) Programming unit, Part No. 7823 990 The programming unit is inserted in the control unit. For setting: heating program set-point values For displaying: temperatures operating status information faults Fuse box, Part No. 7820 175 The fuse box contains: fixed high limit adjustable high limit fuses…
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Page 112
Additional information System Components (continued) Boiler coding card Vitotronic 200 Boiler coding Part No. in conjunction with card Vitocrossal 300, Type CT3 1040 7820 144 Vitorond 200, Type VD2/VD2A 1020 7820 142 Vitocrossal 200, Type CM2 1041 7820 145 Fuses F1: 6.3 A, 250 V for protecting the control elements, pumps and electronics. -
Page 113
Additional information System Components (continued) TUV button, Part No. 7819 314 For checking the fixed high limit. See description on page 86. Fixed high limit, Part No. 7820 036 Type STW 56.10525.570, make: EGO, DIN STB (STW) 106095 EM-80-V-TK/b7-1 60002843, make: Juchheim, DIN STB 82699 The fixed high limit has a factory setting of 120°C / 248°F. -
Page 114: Input Module 0 To 10V
Additional information System Components (continued) Input Module 0 to 10 V, Part No. 7134 561 From software version 7 of Vitocontrol-S, VD2/CT3, the Input Module can be connected (software version via scan 2: 1st digit, display ≥7). For external control of the boiler/supply temperature via a 0 to 10VDC signal 10 to 100˚C or 30 to 120˚F 50 to 212˚C or 86 to 248˚F to signal reduced mode and regulate a heating circuit pump to a lower speed.
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Page 115: Coding 1
Additional information Coding 1 Call up coding level 1 1. Press simultaneously for Access coding level 1. approx. 2 seconds. The first arrow appears in the display. 2. Call up the required coding address Address flashes. with the button; press to confirm.
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Page 116: Coding 1
Additional information Coding 1 (continued) Codings (continued) Coding as per Function New coding Possible change factory setting Address: Value Address:Value 07: 1 Boiler sequence number in multi- 07: 2 Boiler sequence number in multi-boiler Boiler boiler system (in conjunction with system (in conjunction with coding coding address ”01”) 07: 4…
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Page 117: Call Up Coding Level 2
Additional information Coding 2 Call up coding level 2 The overview lists all possible coding addresses. However, only those coding addresses are displayed which correspond to the system type and equipment concerned and can be changed accordingly. Access coding level 2. 1.
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Page 118
Additional information Coding 2 (continued) Overview of all codings (continued) Coding as per Function New coding Possible change factory setting Address: Value Address: Value 03: 0 Gas-fired operation 03: 1 Oil-fired operation Boiler/ (coding cannot be reset) burner Switching differential 04: 0 Switching differential 4°C / 7°F Boiler/… -
Page 119
Additional information Coding 2 ((continued) Overview of all codings (continued) Coding as per Function New coding Possible change factory setting Address: Address: Value Value 06: 87 Max. limit of boiler water 06: 20 Maximum boiler water temperature limit Boiler/ temperature set to variable between 20 and 127 burner 87°C / 189°F… -
Page 120
Additional information Coding 2 (continued) Overview of all codings (continued) Coding as per Function New coding Possible change factory setting Address: Address: Value Value 1b: 60 Time from ignition of burner to 1b: 0 Control delay adjustable Burner start of control 60 seconds from 0 to 199 seconds 1b:199 1C:120… -
Page 121
Additional information Coding 2 (continued) Overview of all codings (continued) Coding as per Function New coding Possible change factory setting Address: Address: Value Value 2C: 0 No run-on time 2C: 5 2C: 5 Maximum run-on time of boiler isolation Maximum run-on time of boiler isolation General General valve 5 minutes… -
Page 122
Additional information Coding 2 (continued) Overview of all codings (continued) Coding as per Function New coding Possible change factory setting Address: Address: Value Value 55: 1 Adaptive tank heating active 55: 0 Tank heating, (takes into account the rate at differential +/- 2.5°C / 4.5°F which the tank temperature increases during domestic hot… -
Page 123
0.7 76: 1 With LON communication module; 76: 0 Without LON communication module General recognized immediately 76: 2 With Viessmann 2-wire BUS communication module; recognized immediately 77: 1 LON participant number 77: 2 LON participant number selectable General… -
Page 124
94: 2 With plug-in adaptor for external General safety equipment safety equipment; recognized automatically 98: 1 Viessmann system number 98: 2 System number General (in conjunction with monitoring of selectable from 1 to 5 several systems within one LON BUS… -
Page 125: Wiring Diagrams
A2 Low-voltage motherboard A3 Line voltage motherboard A6 Programming unit A7 Optolink/override switch board A8 Electronics board A9 Boiler coding card A10 LON communication module or Viessmann 2-wire BUS communication module A11 Power supply unit board A12 Boiler control section…
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Page 126: Low-Voltage Motherboard
Additional information Wiring Diagrams (continued) Low-voltage motherboard…
-
Page 127
Additional information Wiring Diagrams (continued) Low-voltage motherboard (continued) § aJA Temperature sensor T1 Boiler temperature sensor S3 Override switch ”S” aJB Temperature sensor T2 Tank temperature sensor V1 Fault indicator (red) aVD Connection of external (accessory) V2 Operating status indicator (green) Flue gas temperature sensor equipment aVG KM BUS participant (accessory) -
Page 128: Line Voltage Motherboard
Additional information Wiring Diagrams (continued) Line voltage motherboard…
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Page 129
Additional information Wiring Diagrams (continued) Line voltage motherboard (continued) sÖ Control output lÖ Burner (2nd stage/modulating) F1, F2 Fuses sA DHW pump aBÖ External equipment Fixed high limit ”E” sL Shunt pump or boiler circuit pump a External safety equipment 120°C (99°C or 110°C) / fÖ… -
Page 130: Parts List
7248247 Ordering Replacement Parts: Please provide product Model and Serial Number from rating plate when ordering replacement parts. Order replacement parts from your Viessmann distributor. Parts Hinges Circuit board (control software) Other Parts (not illustrated) Optic link Diagnostics module (Optolink)
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Page 131
Additional information Parts List… -
Page 132
+176 +194 +100 +212 +110 +230 Viessmann Manufacturing Company (U.S.) Inc. Viessmann Manufacturing Company Inc. 45 Access Road 750 McMurray Road Warwick, Rhode Island • 02886 • USA Waterloo, Ontario • N2V 2G5 • Canada Tel. (401) 732-0667 • Fax (401) 732-0590 Tel.
as a percentage proportion of the max. output; e.g. partial output: 170 kW max. -
BENKISER 828er
L i e f e r u m f a n gSupplied with / Contenu / Fornecido com / Dodatkowo w zestawie • Rohrstutzen / Short connection pipe / Douille de soulèvement Conexões / KróciecArmaturenwerk GmbH • Daimlerstraße 2 • D-93133 Burglengenfeld • Tel. +49 (0) 9471 / 600 93-0 www.BENKISER.deERSATZTEIL ÜbersichtSPARE PART …
828er Control Unit, 2
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Fireye MicroM Series
1£FIREYEMicroMFLAME SAFEGUARD CONTROLSMEC320TS, MEP696, MEUV4WARNING: Selection of this control for a particular application should be made by a com-petent professional, licensed by a state or other government. Inappropriate application of thisproduct could result in an unsafe condition hazardous to life and property. …
MicroM Series Controller, 16
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Intermatic K4000 series
K4021Common problems — read first! / Problemas comunes ¡lea esto primero! / Problèmes courants – À lire en premier lieu!1. Do not face the photocell into the midday sun. If installed on the south side of a building, face east or west or point the photocontrol down toward the ground. The best direction to face …
K4000 series Kitchen Appliances, 4
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ICP DAS USA GT-540P-3GWA-OEM1
GT-540P-3GWA-OEM1 user’s manual v1.0 GT-540P-3GWA-OEM1 Intelligent 3G Remote Terminal Unit With GPS User’s Manual v1.0 High Quality, Industrial Data Acquisition, and Control Products 2013/03 Ver. 1.0 …
GT-540P-3GWA-OEM1 Control Unit, 56
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Launch X-431 PADII
LAUNCH X-431 American Ford Diagnosis i Trademark Information LAUNCH is a registered trademark of LAUNCH TECH CO., LTD. (also called LAUNCH for short) in China and other countries. All other LAUNCH trademarks, service marks, domain names, logos, and company names referr …
X-431 PADII Diagnostic Equipment, 10
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Automationdirect.com Productivity 2000 P2-15TD2
12-24VDC SOURCE OUTV1V2COM® Sales 800-633-0405 www.productivity2000.com 1Document Name Edition/Revision DateP2-15TD2-DS2nd Ed. 9/5/2019Copyright 2016, AutomationDirect.com Incorporated/All Rights Reserved WorldwideOutput SpecificationsOutputs per Module 15 sourcingOutput Type P-channel MOSFET, open sour …
Productivity 2000 P2-15TD2 Control Unit, 4
-
Texas TPS25940EVM-635
1SLVUA44B–June 2014–Revised July 2017Submit Documentation FeedbackCopyright © 2014–2017, Texas Instruments IncorporatedTPS25940EVM-635: Evaluation Module for TPS25940XUser’s GuideSLVUA44B–June 2014–Revised July 2017TPS25940EVM-635: Evaluation Module for TPS25940XThis user’s guide describes the evaluat …
TPS25940EVM-635 Control Unit, 21
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Emerson Keystone 990
KEYSTONE FIGURE 990/991 BUTTERFLY VALVESInstallatIon, operatIon and maIntenance InstructIons1 INTRODUCTIONKeystone Figure 990/991 is a rubber lined butterfly valve suitable for use on all fluids except those designated as ‘unstable’ according to the Pressure Equipment Directive, 97/27/EC.Figure 990 is available in …
Keystone 990 Control Unit, 6
Инструкция по монтажу и сервисному обслуживанию для специалистов VIESMANN
21 ноября 2016г.
Vitotronic 100 Тип GC1
Контроллер цифрового программного управления котловым контуром.
Данная инструкция предназначена исключительно для аттестованных специалистов. Работы на газовом оборудовании разрешается выполнять только специалистам по монтажу, имеющим на это допуск ответственного предприятия по газоснабжению. Электротехнические работы раз- решается выполнять только специалистам-электрикам, аттестованным на выполнение этих работ.
(Ocr-Read Summary of Contents of some pages of the Viessmann Vitotronic 100 GC1 Document (Main Content), UPD: 27 April 2023)
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103, Troubleshooting 103 Diagnosis (continued) Faults with fault display on the programming unit (continued) F a u l t code in display Behaviour of system Cause of fault Action c4 Control mode Faulty communication with Input Module 0 to 10 V Check connections and cables/leads; replace Input Module, if required (see page 126) Without Input Module: Set coding 9d: 0 c8 Boiler cools down Error Low water…
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95, Scanning service information 95 Temperatures, Boiler Coding Cards and Scans (continued) Scan 4 Scan b/d 5351 338 v1.8 8884 8 Software version Control unit System type Free Software version Programming unit Scan 4 4 1 or 2 0 to F 0 to F Isolation valve 0 Closed 1 Preheating 2 Closing 3 Regulating 4 Opening 5 Open 6 Run-on d 0 1 2 b 888b d Scan d Free Scan b Burner OFF 1st stage/basic load 2nd stage/full load
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80, Installation 80 Burner Connection, Burner Control Wiring (VD2/VD2A/CT3 only) (continued) Burner motor power supply connection (continued) For burners with 240 VAC, 1PH power supply and connection in conduit. See burner manual for correct fuse and wire gauge sizing, and specific connections for Viessmann controls. 1.Disconnect power to burner and boiler control. 2.Connect 240 VAC power to the terminals 21, 22 and 23 on the DIN rail inside the connection enclosure. Provide f…
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129, Additional information 129 Wiring Diagrams (continued) Line voltage motherboard (continued) sÖ Control output sA DHW pump sL Shunt pump or boiler circuit pump fÖ Power supply connection, 120 VAC fA Burner connection gÖ Compiled failure alarm gS Boiler isolation valve or Boiler return valve lÖ Burner (2nd stage/modulating) aBÖ External equipment a External safety equipment (remove jumper when connecting) b Ex…
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24, Heating system types 24 Circuit Diagram 9 (continued) This circuit diagram represents a recommendation only. It is the responsibility of the customer and/or heating contractor to check that this recommendation is complete and fully functional. Three-phase equipment must be connected via additional power contactors. The Vitocrossal 300 is operated with constant boiler water temperature by means of the boiler control unit. Two-stage or modulating burners can be controlled. The bo…
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89, Viessmann Vitotronic 100 GC1 Start-up 89 Steps (continued) 5. Match the control unit to the system type Set the following coding addresses in coding 2: ”00” System type ”01” Single or multi-boiler system ”02” Burner type ”03” Oil or gas-fired operation ”07” Boiler number ”0C” Return temperature raising ”0d” Therm-Control is effective for … ”4C” plug sÖ function ”4d” plug sL function ”4E” plug gS function See page 117 for coding 2. 6. Check ou…
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70, Installation 70 Connection of Single Combustion Air Device on Multiple Boiler Systems Connection of the combustion air blower A Common Combustion Air Device Interface B Combustion air device motor 120VAC, 5 FLA max. C Proving switch rated for 120 VAC D Power supply, 120 VAC ¨ Safety instruction! Provide disconnect means and overcurrent protection as required by local codes. See blower manual for current rating to…
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74, Installation 74 Connection of Low Water Cut-off Device (CM2 only) 1. Remove jumper between terminals 21 and 22. 2. Make connection as shown in diagram. 5351 338 v1.8 Please note that the diagram shown is only a simplified conceptual drawing of a typical low water cut-off (LWCO) device. Refer to the manual specific to the device for interconnection details. CAUTION
… -
91, Viessmann Vitotronic 100 GC1 Start-up 91 Steps (continued) 7. Match the coding addresses (continued) 10. Set the established values in coding level 1. See page 115 for coding 1. Address Setting of 05 the partial output (see point
as a percentage proportion of the max. output; e.g. partial output: 170 kW max. output: 210 kW 170 kW 210 kW x100 % = 81 % 08 units and tens digits of the maximum output established in point 4: e.g. max. output: 210 kW �… -
11, Heating system types 11 Circuit Diagram 3 Single-boiler system with shunt pump for elevating the return temperature in conjunction with Vitorond 200, VD2 A Boiler with Vitotronic 100, GC1 B Domestic hot water tank C Heating circuit with mixing valve Plugs § Boiler temperature sensor % DHW tank temperature sensor (accessory) aJ A Temperature sensor T1 aJ B Temperature sensor T2 sÖ A1 Close mixing valves with external heating circuit controls sA DHW pump sL Shunt pump fÖ …
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123, Viessmann Vitotronic 100 GC1 Additional information 123 Coding 2 (continued) Overview of all codings (continued) Coding as per factory setting Address: Value Function New coding Address: Value Possible change 62: 10 DHW Circulation pump with run-on time of 10 minutes 62: 0 Circulation pump without run-on time 1 0 m i n u t e s 62: 1 to 62: 15 Run-on time variable from 1 to 15 minutes 67: 40 DHW With Vitosolic: 3 r d D H W s e t — p o i n t 4 0 ˚ C / 1 0 …
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106, Functional description 106 Heating Circuit Control Brief description The supply temperature of the boiler circuit (A1) corresponds to the boiler water temperature. Coding addresses which influence the heating circuit control 55, 56, 58, 5A to 63, 6A, 6b. Functions The boiler circuit (A1) is dependent on the boiler water temperature and its control range limits. Upper limit of control range Electro…
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10, Heating system types 10 Circuit Diagram 2 Multi-boiler system with Therm-Control and three-way mixing valve in conjunction with Vitorond 200, VD2A LON LON connection (available connections with terminator) A Heating circuit with mixing valves B DHW tank Plug ! Outdoor temperature sensor (only for Vitotronic 300-K) ?Flow Flow temperature sensor, common heating flow (only for the Vitotronic 300-K) ?M2 Flow temperature sensor, mixing valve (only for the Vitotronic 300-K) ?M3 Flow temperature sens…
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115, Additional information 115 Coding 1 Call up coding level 1 1. Press and simultaneously for approx. 2 seconds. Access coding level 1. The first arrow appears in the display. 2. Call up the required coding address with the or button; press to confirm. 3. Change the value with the or button; press to confirm. 4. Press and simultaneously for approx. 1 second. Address flashes. Value flashes. The value is stored and stops flashing for approx. 2 seconds. Then the add…
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75, Installation 75 Connections to Terminal aBÖ (VD2/VD2A/CT3 only) A Jumper B External shut-off (dry contact) External shut-off 1. Remove jumper between terminals 16 and 17. 2. Connect dry contact. Controlled switch-off takes place when the contact is opened. WARNING Emergency operation Move jumper from terminals 16 and 17 to terminals 17 and 18. 5351 338 v1.8 The terminals should be used for safety switch-off purposes only (e.g. through a limit thermost…
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114, Additional information 114 System Components (continued) Input Module 0 to 10 V, Part No. 7134 561 From software version 7 of Vitocontrol-S, VD2/CT3, the Input Module can be connected (software version via scan 2: 1st digit, display ≥7). For external control of the boiler/supply temperature via a 0 to 10VDC signal 10 to 100˚C or 30 to 120˚F 50 to 212˚C or 86 to 248˚F or to signal reduced mode and regulate a heating circuit pump …
Page 1 — VITOTRONIC 100, GC1
Installation andService Instructionsfor use by heating contractorVitotronic 100, Model GC1Digital boiler control unitVITOTRONIC 100, GC1Certified as a
Page 2 — General information
Heating system types10Circuit Diagram 2Multi-boiler system with Therm-Control and three-way mixing valvein conjunction with Vitorond 200, VD2ALON LON
Page 3
Troubleshooting100DiagnosisFaults with fault display on the programming unitThe red fault indicator 2 flashes whenever there is a fault.When a fault m
Page 4 — Product Information
Troubleshooting101Diagnosis (continued)Faults with fault display on the programming unit (continued)Faultcode indisplayBehaviour of systemCause of fau
Page 5 — Heating System Types
Troubleshooting102Diagnosis (continued)Faults with fault display on the programming unit (continued)Faultcode indisplayBehaviour of systemCause of fau
Page 6 — Additional Information
Troubleshooting103Diagnosis (continued)Faults with fault display on the programming unit (continued)Faultcode indisplayBehaviour of systemCause of fau
Page 7
Troubleshooting104Diagnosis (continued)Retrieving fault codes from the fault memory (error history)All faults which have occurred are stored and can b
Page 8 — Circuit Diagram 1
Functional description105Boiler Temperature ControlBrief descriptionThe boiler water temperature iscontrolled by switching the burner onand off.The se
Page 10 — Circuit Diagram 2
Functional description107DHW Tank Temperature Control (continued)Control sequenceDHW tank temperature falls(Set-point value –2.5°C / — 4.5°F,selectabl
Page 11 — Circuit Diagram 3
Additional information108OverviewPageTechnical Data 105System ComponentsLine voltage motherboard 105. . . . . . . . . . . . . . . . . . . . . . . . .
Page 13 — Circuit Diagram 4
Heating system types11Circuit Diagram 3Single-boiler system with shunt pump for elevating the return temperaturein conjunction with Vitorond 200, VD2A
Page 15 — Circuit Diagram 5
Additional information111System Components (continued)Programming unit, Part No. 7823 990The programming unit is inserted in thecontrol unit.For setti
Page 17 — Circuit Diagram 6
Additional information113System Components (continued)TUV button, Part No. 7819 314For checking the fixed high limit.See description on page 86.Fixed
Page 19 — Circuit Diagram 7
Additional information115Coding 1Call up coding level 11. Press and simultaneously forapprox. 2 seconds.Access coding level 1.The first arrow appears
Page 21 — Circuit Diagram 8
Additional information117Coding 2Call up coding level 2The overview lists all possible coding addresses.However, only those coding addresses are displ
Page 23 — Circuit Diagram 9
Additional information119Coding 2 ((continued)Overview of all codings (continued)Coding as perfactory settingAddress: ValueFunction New codingAddress:
Page 25 — Circuit Diagram 10
Additional information120Coding 2 (continued)Overview of all codings (continued)Coding as perfactory settingAddress: ValueFunction New codingAddress:V
Page 26 — IMPORTANT
Additional information121Coding 2 (continued)Overview of all codings (continued)Coding as perfactory settingAddress: ValueFunction New codingAddress:V
Page 27 — Circuit Diagram 11
Additional information122Coding 2 (continued)Overview of all codings (continued)Coding as perfactory settingAddress: ValueFunction New codingAddress:V
Page 28
Additional information123Coding 2 (continued)Overview of all codings (continued)Coding as perfactory settingAddress: ValueFunction New codingAddress:V
Page 29 — Circuit Diagram 12
Additional information124Coding 2 (continued)Overview of all codings (continued)Coding as perfactory settingAddress: ValueFunction New codingAddress:V
Page 30
Additional information125Wiring DiagramsOverviewA2 Low-voltage motherboardA3 Line voltage motherboardA6 Programming unitA7 Optolink/override switch bo
Page 31 — Circuit Diagram 13
Additional information126Wiring Diagrams (continued)Low-voltage motherboard5351 338 v1.6A11A8A9A6A7A2A1034—pole
Page 32
Additional information127Wiring Diagrams (continued)Low-voltage motherboard (continued)§ Boiler temperature sensor% Tank temperature sensor(accessory)
Page 34
Additional information129Wiring Diagrams (continued)Line voltage motherboard (continued)sÖ Control outputsA DHW pumpsL Shunt pump or boiler circuit pu
Page 36
Additional information130Parts ListGC1 SeriesOrder No. Serial No.*17134 553, 7134 554, 7511 361 714300371870967248247Orderi
Page 38
Viessmann Manufacturing Company Inc.750 McMurray RoadWaterloo, Ontario • N2V 2G5 • CanadaTel. (519) 885-6300 • Fax (519) 885-0887www.viessmann.ca • in
Page 39
Heating system types14Circuit Diagram 4 (continued)Possible applicationsHeating systems in which there is nofacility for making modifications oradjust
Page 40
Heating system types15Circuit Diagram 5Multi-boiler system with shunt pump for elevating the return temperature for each boilerin conjunction with Vit
Page 41
Heating system types16Circuit Diagram 5 (continued)Possible applicationsHeating systems with manifoldarranged close to the boiler. The boilerwater sup
Page 42
Heating system types17Circuit Diagram 6Multi-boiler system with common supply pump and low-pressure manifoldin conjunction with Vitorond 200, VD2A Boi
Page 43
Heating system types18Circuit Diagram 6 (continued)Possible applicationsWhere the manifold is arranged indistant substations (> 20 m). Theheat tran
Page 44
Heating system types19Circuit Diagram 7Multi-boiler system with return valve for return temperature protectionin conjunction with Vitorond 200, VD2A B
Page 45
General information2Safety, Installation and Warranty RequirementPlease ensure that this manual is read and understood before commencing installation.
Page 46
Heating system types20Circuit Diagram 7 (continued)Possible applicationsE.g. old systems or systems in marketgardens and/or systems in which thereis n
Page 47
Heating system types21Circuit Diagram 8Multi-boiler system with low-loss header and return valve for elevating the return temperaturein conjunction wi
Page 48
Heating system types22Circuit Diagram 8 (continued)Possible applicationsE.g. old systems or systems in marketgardens as well as systems in whichthere
Page 49 — Sensor Connection
Heating system types23Circuit Diagram 9Several heating circuits and one mixing valve heating circuitSingle-boiler system with Vitocrossal 300A Boiler
Page 50
Heating system types24Circuit Diagram 9 (continued)This circuit diagram represents arecommendation only. It is theresponsibility of the customer and/o
Page 51
Heating system types25Circuit Diagram 10Single-boiler system with several heating circuits and one mixing valve heating circuitin conjunction with Vit
Page 52
Heating system types26Circuit Diagram 10 (continued)Possible applicationsFor heating circuits with differenttemperatures.This circuit diagram represen
Page 53
Heating system types27Circuit Diagram 11Multi-boiler system with several heating circuits and one mixing valve heating circuitin conjunction with Vito
Page 54
Heating system types28Circuit Diagram 11 (continued)Possible applicationsThe cascade and DHW tank controlmust be activated by a buildingautomation sys
Page 55
Heating system types29Circuit Diagram 12Multi-boiler system with several heating circuits, one mixing valve heating circuit and Vitorond with shunt pu
Page 56
General information3Safety, Installation and Warranty Requirement (continued)Safety TerminologyTake note of all symbols and notations intended to draw
Page 57
Heating system types30Circuit Diagram 12 (continued)Possible applicationsThe cascade and DHW tank controlmust be activated by a buildingautomation sys
Page 58
Heating system types31Circuit Diagram 13Multi-boiler system with return valve, several heating circuits and one mixing valveheating circuitin conjunct
Page 59
Heating system types32Circuit Diagram 13 (continued)Possible applicationsFor heating circuits with temperaturedifferences ≥20 K.The cascade and DHW ta
Page 60
Heating system types33Circuit Diagram 14 (CM2 only)Single-boiler system with several heating circuits and one mixing valve heating circuitin conjuncti
Page 61
Heating system types34Circuit Diagram 14 (CM2 only) (continued)Possible applicationsFor heating circuits with differenttemperatures.This circuit diagr
Page 62
Heating system types35Circuit Diagram 15 (CM2 only)Multi-boiler system with several heating circuits and one mixing valve heating circuitin conjunctio
Page 63
Heating system types36Circuit Diagram 15 (CM2 only) (continued)Possible applicationsThe cascade and DHW tank controlmust be activated by a buildingaut
Page 64
Installation37Mounting the Front Part of the Control Unit (VD2/VD2A/CT3 only)1. Position the front part of the housingand clip hinges to counter-parts
Page 65
Installation38Opening the Control Unit (VD2/VD2A/CT3 only)1. Remove the cover of theconnection enclosure.2. Unscrew the screws from thefront housing.3
Page 66
Installation39Control and Junction Box Installation Instructions (for CM2 only)1. Route cables and capillaries fromcontrol through the opening in thec
Page 67
4Vitotronic 100, GC1For installation on Viessmann Applicable to the following control units:boilers only. Part No. 7134 553/7134 554/7511361, from Ser
Page 68
Installation40Mounting the Front Part of the Control Unit (CM2 only)1. Position the front part of the housingand clip hinges to counter-parts onmain h
Page 69
Installation41Opening the Control Unit (CM2 only)1. Remove the control cosmeticcover .2. Unscrew the screws from thefront housing.3. Swing up the fron
Page 70
Installation42Overview of Electrical ConnectionsLow voltage connections (motherboard)§ Boiler temperature sensor (KTS)% DHW tank temperature sensoraG
Page 71
Installation43Overview of Electrical Connections (VD2/VD2A/CT3 only) (continued)5351 338 v1.6[29][20] A1
Page 72 — (CM2 only)
Installation44Overview of Electrical Connections (CM2 only) (continued)5351 338 v1.6
Page 73
Installation45Routing and Strain Relief of Cables1. Run the cables from the connection enclosure into the control unit.2. Apply strain relief to cable
Page 74
Installation46Inserting the Boiler Coding CardOnly use the boiler coding card included with the boiler.Boiler Coding card Part no.Vitocrossal 300, typ
Page 75
Installation47Setting of the Fixed High Limit (if required)Settings on the control unitThe setting for the fixed high limit andthe other settings are
Page 76
Installation48Setting of the Adjustable High Limit (if required)The adjustable high limit is suppliedwith a factory setting of 95°C / 203°FAdjustment
Page 77
Installation49Sensor ConnectionATemperature sensor T2BTemperature sensor T1CBoiler temperature sensorDFlue gas temperature sensor5351 338 v1.617B 17A
Page 78
Index5PageGeneral InformationSafety Instructions and Warranty Requirements 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Product Inf
Page 79
Installation50Connection of the Boiler Temperature SensorElectrical connectionSee page 35.The sensor measures the boilerwater temperature of the boile
Page 80
Installation51Connection of the DHW Tank Temperature SensorThe sensor measures the domestic hotwater tank temperature.Heating systems with domestic ho
Page 81
Installation52Connection of the Return Temperature SensorStrap-on temperature sensor and immersion temperature sensorFor measuring the boiler returnan
Page 82
Installation53Connection of the Flue Gas Temperature Sensor (VD2/VD2A/CT3 only)The sensor measures the flue gastemperature and monitors theselected li
Page 83
Installation54Connection of the Pumps (VD2/VD2A/CT3 only)Available pump connections20A1/M129sÖ A1/M1Heating circuit hightemperature (without mixing va
Page 84 — Procedure (overview)
Installation55Connection of the Pumps (CM2 only)Available pump connectionssÖ A1/M1Heating circuit hightemperature (without mixing valve)Terminals 7 —
Page 85
Installation56Connection of Boiler Return Mixing Valve or Isolation/Modulating Valveactuator(VD2/VD2A/CT3 only)1 120V or 24V Valve Adaptor2 DIN rail i
Page 86 — Steps (continued)
Installation57Connection of Boiler Return Mixing Valve or Isolation/Modulating Valveactuator(CM2 only)1 120V or 24V Valve Adaptor2 DIN rail in connect
Page 87
Installation58Making Space for Accessory Adaptors on the DIN Rail (CM2 only)1. Push up on the bottom front ofthe DIN rail clamp to remove andset aside
Page 88
Installation59Vitotronic 100, GC1 with 30% LTP Package (VD2/VD2A only)5351 338 v1.6VD2/VD2A1 — 17B Sensor (strap-on)
Page 89
6Start-upProcedure (overview) 84. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Page 90
Installation60Connection of External ControlsOperation with two-stage burnerASwitch on 1st stage burnerConnect dry contact at terminals ”1”and ”2” of
Page 91
Installation61Connection of External Controls (continued)Operation with two-stage burnerSettings on the control unitThe settings for the fixed high li
Page 92 — Overview of Service Levels
Installation62Connection of External Controls (VD2/VD2A only) (continued)Modulating boilers – operation with external modulation controller (continued
Page 94
Installation64Connection of External Controls (CT3 only) (continued)Vitocrossal 300 – operation with external modulation controller1st stage burner fA
Page 95
Installation65Connection of External Controls (CT3 only) (continued)Vitocrossal 300 – operation with external modulation controller (continued)Setting
Page 96
Installation66Connection of Combustion Air Device (VD2/VD2A/CT3 only)Connection of the Combustion AirDevice Adaptor1. Disconnect power to control andb
Page 97
Installation67Connection of Combustion Air Device (CM2 only)Connection of the Combustion AirDevice Adaptor1. Disconnect power to control andburners.2.
Page 98
Installation68Connection of Combustion Air Device (continued)Connection of the combustion airdamperSee damper manual for correctinstallation.Ensure th
Page 99 — Troubleshooting Steps
Installation69Connection of Combustion Air Device on Multiple Boiler SystemsIf a single combustion air device isrequired for a multiple boiler system,
Page 100 — Diagnosis
Heating system types7OverviewCircuitdiagramSystem type Boiler Key features Page11 Single-boilersystemVitorond 200, VD2A With Therm-Control, single-boi
Page 101 — Diagnosis (continued)
Installation70Connection of Single Combustion Air Device on Multiple Boiler SystemsConnection of the combustion airblowerA Common Combustion Air Devic
Page 102
Installation71Connection of Combustion Air DamperConnection of the combustion airdamperA Common Combustion Air DeviceInterfaceB Combustion air device
Page 103
Installation72Flue Gas Temp. Switch (optional for CM2 equipped with SS flue collector)(CM2 only)1. Disconnect power.2. Remove 150 plug from theVitotro
Page 104
Installation73Connection of Low Water Cut-off Device (VD2/VD2A/CT3 only)aBH Power supply for accessories.aBÖ Connection for externalequipment.1. Remov
Page 105 — Boiler Temperature Control
Installation74Connection of Low Water Cut-off Device (CM2 only)1. Remove jumper between terminals21 and 22.2. Make connection as shown indiagram.5351
Page 107 — Functional description
Installation76Connection of the Compiled Failure Alarm Indicator (VD2/VD2A/CT3 only)Rated voltage: 120 VAC 60 HzRated current: max. 2 FLARecommended c
Page 108 — Overview
Installation77Connection of the Compiled Failure Alarm Indicator (CM2 only)Rated voltage: 120 VAC 60 HzRated current: max. 2 FLARecommended connection
Page 109 — System Components
Installation78Burner Connection, Burner Control Wiring (VD2/VD2A/CT3 only)For burners with plug-in connectionThe burner cables are included in thestan
Page 111
Heating system types8Circuit Diagram 1Single-boiler system with Therm-Control and three-way mixing valvein conjunction with Vitorond 200, VD2AA Heatin
Page 112
Installation80Burner Connection, Burner Control Wiring (VD2/VD2A/CT3 only) (continued)Burner motor power supply connection(continued)For burners with
Page 113
Installation81Burner Connection, Burner Control Wiring (VD2/VD2A/CT3 only) (continued)Burner motor power supply connection(continued)For burners with
Page 114
Installation82Power Supply Connection, Boiler Control (VD2/VD2A/CT3 only)LegendL: LineN: NeutralG: GroundA Power supply 120 VAC, 1 PH .Provide disconn
Page 115 — Coding 1
Installation83Burner Connection, Burner Control Wiring (CM2 only)For burners with plug-in connectionThe burner cables are included in thestandard deli
Page 116 — Coding 1 (continued)
Start-up84Procedure (overview)Page1. Controls and indicators 85. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Page 117 — Coding 2
Start-up85Steps1. Controls and indicatorsOverride switchBoiler water temperature(without function on multi-boilersystems)Domestic hot water temperatur
Page 118 — Coding 2 (continued)
Start-up86Steps (continued)2. Check the fixed high limitThe check is made via the ”TUV button” (see page 85).When making the check, the ”TUV”button mu
Page 119 — Coding 2 ((continued)
Start-up87Steps (continued)3. Integrate the control unit in the LON BUS system Single-boiler system onlyThe LON communication module(accessory) must b
Page 120
Start-up88Steps (continued)4. Carry out participant check Single-boiler system onlyThe participant check is used to verify the communication of the sy
Page 121
Start-up89Steps (continued)5. Match the control unit to the system typeSet the following coding addresses incoding 2:”00” System type”01” Single or mu
Page 122
Heating system types9Circuit Diagram 1 (continued)sÖ A1 Close mixing valvesA Contactor relay, field suppliedB Heating circuit controlsconnected downst
Page 123
Start-up90Steps (continued)7. Match the coding addressesMatch control unit to modulating burnerPlease note:The burner must be adjusted. In order to ac
Page 124
Start-up91Steps (continued)7. Match the coding addresses (continued)10. Set the established values in codinglevel 1.See page 115 for coding 1.AddressS
Page 125 — Wiring Diagrams
Scanning service information92Overview of Service LevelsFunction Button combination To exit PageTemperatures, boiler codingcards and scansPress 9 and
Page 127
Scanning service information94Temperatures, Boiler Coding Cards and Scans (continued)Scan 0Scan 1Scan 25351 338 v1.68880 8Software versionCommunicatio
Page 128
Scanning service information95Temperatures, Boiler Coding Cards and Scans (continued)Scan 4Scan b/d5351 338 v1.68884 8Software versionControl unitSyst
Page 129
Scanning service information96Temperatures, Boiler Coding Cards and Scans (continued)Scan LScan oooo5351 338 v1.60 0 0or to to1 9 9L888l 8Scan LFreeOu
Page 130 — GC1 Series
Scanning service information97Scanning Service Information1. Press .2. Select the required operating statusdata for scanning with the orbutton.3. Pres
Page 131 — Parts List
Scanning service information98Scanning and Resetting the Service DisplayPlease note:If a service is carried out before the service display appears, se
Page 132 — Quick Reference
Troubleshooting99Troubleshooting StepsPageDiagnosis 1. Establish fault message or ascertain behaviour of system2. Look for the corresponding cause of