Кондиционер carrier руководств

Brand: Carrier
|
Category: Chiller
|
Size: 2.61 MB

• Table of Contents

  1

• Safety Considerations

  1

• General

  2

• Introduction

  2

• Unit Sizes and Modular Combinations

  3

• Major System Components

  3

• General

  3

• Main Base Board (MBB)

  3

• Expansion Valve (EXV) Board

  3

• Compressor Expansion Board (CXB)

  3

• Scrolling Marquee Display

  3

• Energy Management Module (EMM)

  3

• Enable/Off/Remote Contact Switch

  3

• Emergency On/Off Switch

  3

• Thermistor Designations

  4

• Control Module Communication

  4

• Carrier Comfort Network Interface

  4

  • Status Switches

    5

  • Output Relay

    5

  • Typical Control Box

    6

• Operating Data

  11

• Sensors

  11

  • T3,T4 — Saturated Condensing Temperature Sensors

    11

  • T5,T6 — Cooler Suction Temperature Sensors

    11

  • T7,T8 — Compressor Suction Gas Temperature Sensors

    11

  • T9 — Outdoor-Air Temperature Sensor

    11

  • T10 — Remote Space Temperature Sensor

    14

• Thermostatic Expansion Valves (TXV)

  15

• Compressor Protection Control System

  15

  • (CPCS) or Control Relay (CR)

    15

• Compressor Ground Current Protection Board (CGF) and Control Relay (CR)

  15

• Electronic Expansion Valve (EXV)

  16

• Energy Management Module

  16

• Capacity Control

  16

  • Minutes off Time

    26

  • Lead/Lag Determination

    26

  • Capacity Sequence Determination

    26

  • Capacity Control Overrides

    26

• Head Pressure Control

  27

  • Units with Txv

    27

• Pumpout

  27

  • Exv Units

    27

  • Txv Units

    27

• Marquee Display Usage

  29

• Service Test

  29

• Configuring and Operating Dual Chiller

  29

  • Control

    29

  • Loading Sequence

    37

• Temperature Reset

  43

• Cooling Set Point (4 to 20 Ma)

  45

• Demand Limit

  46

  • DEMAND LIMIT (2-Stage Switch Controlled)

    46

  • 4 To 20 Ma Controlled

    46

  • Externally Powered Demand Limit

    46

  • DEMAND LIMIT (CCN Loadshed Controlled)

    46

• Troubleshooting

  47

• Compressor Protection Control System

  47

  • (CPCS) Board

    47

• Compressor Ground Current (CGF) Board

  47

  • And 330A/B-420A/B)

    47

• EXV Troubleshooting

  47

  • Step 1 — Check Processor Exv Outputs

    47

  • Step 3 — Check Resistance of Exv Motor

    47

  • Windings

    47

  • Step 4 — Check Thermistors that Control Exv

    47

  • Step 5 — Check Operation of the Exv

    48

• Alarms and Alerts

  48

• Alarm and Alert Codes

  49

• Service

  53

• Electronic Components

  53

• Compressors

  53

  • Oil Charge

    53

• Cooler

  53

  • Cooler Removal

    53

  • Replacing Cooler

    54

  • Servicing the Cooler

    54

• Condenser Coils

  56

• Condenser Fans

  57

• Refrigerant Feed Components

  58

  • Electronic Expansion Valve (Exv)

    58

  • Moisture-Liquid Indicator

    58

  • Filter Drier

    58

  • Liquid Line Solenoid Valve

    58

  • Liquid Line Service Valve

    58

• Thermistors

  59

  • Location

    59

  • Replacing Thermistor T2

    59

  • Replacing Thermistors T1,T5,T6,T7, and T8

    59

  • Thermistors T3 and T4

    59

  • Thermistor/Temperature Sensor Check

    59

• Safety Devices

  64

  • Compressor Protection

    64

  • Low Oil Pressure Protection

    64

  • Cooler Protection

    64

  • Crankcase Heaters

    64

• Relief Devices

  65

  • High-Side Protection

    65

  • Pressure Relief Valves

    65

• Other Safeties

  65

• Pre-Start-Up

  65

• System Check

  65

• Start-Up and Operation

  66

• Actual Start-Up

  66

• Operating Limitations

  66

  • Temperatures

    66

  • Voltage

    66

  • Minimum Fluid Loop Volume

    66

  • Flow Rate Requirements

    67

• Operation Sequence

  67

• Refrigerant Circuit

  67

• Field Wiring

  67

• Control Wiring

  68

• Appendix A — Ccn Tables

  71

  • Appendix A — Ccn Tables

    79

  • Appendix B — Fluid Pressure Drop

    80

  • Curves

    80

  • All Units

    96

Brand: Carrier
|
Category: Air Conditioner
|
Size: 1.3 MB

• Table of Contents

  1

• A few Words about Your New Air Conditioning Unit

  2

• Electrical Data

  2

• Operating Instructions

  4

  • Ceiling Unit Display

    4

  • Remote Control Descriptions

    5

  • Remote Control Display

    6

  • Compressor Delay Function

    7

  • Remote Control Preparation

    8

• Unit Operation

  9

• Energy Saving Tips

  10

• Installation Instructions

  10

  • Ceiling Assembly Frame Installation Requirements

    10

  • Supply Ducting and Registers

    11

  • Preparation and Positioning the Roof Top Unit

    13

  • Ceiling Assembly Frame Preparation and Mounting

    14

  • Completing the Installation

    17

• Troubleshooting

  18

• Normal Maintenance Procedures

  19

• Part Diagram

  20