Komatsu wb97s руководство по эксплуатации

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Summary of Contents for Komatsu Utility WB97S-2

• 10-10 WB97S-5 STRUCTURE AND FUNCTION DRIVE SHAFTS Driven gear shaft RKZ11180 1 c 7 9 b 2 3 4 5 6 8 a a. 4th gear port a. 3rd gear port a. 1st gear port 1. 3rd gear driven gear (Z=44) 2. 2nd gear driven gear (Z=60) 3. 4th gear driven gear (Z=30) 4. 4WD drive gear (Z=51) 5. 1st gear driven gear (Z=60) 6. Rear output shaft 7. 1st gear piston 8. 4th gear piston 9. 3rd gear piston 4WD driven shaft 1 5 a 2 3 4 RKZ11190 a. 4WD disengagement comma

• REMOVAL AND INSTALLATION WB97S-5 30-162 TRANSMISSION 9. AXIS E 9.1 Disassembly RKZ11340 E E 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 23 22 21 20 19 1 — Remove screws (24) and protection (25). RKZC4772 25 24 2 — Lift the three shafts B-C-E at the same time. Use tool F15. RKZC4780 F15
  

• 10-78 WB97S-5 STRUCTURE AND FUNCTION PPC VALVES RKZ08980 A — A D — D C — C 6 7 8 2 3 4 5 9 10 11 1 B — B 1. Spool 2. Adjusting screw (inner) 3. Adjusting screw (outer) 4. Piston 5. Disk 6. Disk 7. Joint 8. Cover 9. Retainer 10. Piston 11. Body
  

• REMOVAL AND INSTALLATION WB97S-5 30-182 CONTROL VALVE 7 -Disconnect lower servocontrol and actuator hoses (6) together will all accessible side hoses (7) from control valve. a Check that all the hoses are marked and note down the bends and routing patterns. a Cap pipes, hoses and holes to prevent contamination. RKZC1980 7 6 8 -Disconnect upper servocontrol hoses (8) and actuator hoses (9) from control valve. a Check

• 40-13 WB97S-5 STANDARD MAINTENANCE HYDRAULIC PUMP RKZ10450 Z X A — A 3 27.4–34.3 Nm 3 27.4–34.3 Nm 3 27.4–34.3 Nm 3 27.4–34.3 Nm
  

• 10-7 WB97S-5 STRUCTURE AND FUNCTION TRANSMISSION Kinematics diagram Axis D Axis A Axis B Axis C Axis E Input shaft Output shaft RKZ11140 Output shaft E C B A D L L
  

• REMOVAL AND INSTALLATION WB97S-5 30-90 TRANSMISSION 14 -Remove flange (13) and O-ring (15). a Replace the O-ring at each disassembly. RKZC4000 13 15 15 -Remove seal ring (16). a This is a destructive operation for the seal ring. RKZC4010 16 16 -Remove fastening bolts (17) from the rear (18) and front (19) half housings. RKZC4020 18 17 19 17 -Insert a lever in the special slot to detach the cover. RKZC4030
  

• REMOVAL AND INSTALLATION WB97S-5 30-178 ENGINE 9 -Disconnect the ground plait (15) from the engine. RKZC2920 15 10 -Disconnect connector (16) from the engine stop solenoid valve, disconnect connector (17) from the engine oil temperature sensor (17), and disconnect connector (18) from the oil pressure sensor. RKTA0811 16 17 18 11 -Disconnect wiring harness (20) and ground wire (21) from generator (19). RKZC2940 21 20 19 12 -Disconnect heating system connector and fuel temperature sensor connector (22) and (23) from the filter holder. RKT

• REMOVAL AND INSTALLATION WB97S-5 30-45 CAB CAB Removal k Lower the working equipment completely until it rests on the ground. Engage the parking brake and stop the engine. k Disconnect the cable from battery negative terminal (–). (For details see «BATTERY»). k Release all residual pressure in all circuits. a Drain the engine cooling liquid. 6 Coolant liquid: 15 l a Only for machines equipped with an air- conditioning unit. Drain the air conditioning unit. (For details see «20 TESTING AND ADJUSTMENTS»). [*1] 1 -Remove the exhaust pipe. (Fo

• REMOVAL AND INSTALLATION WB97S-5 30-255 REAR AXLE 5. Brake group 5.1 Disassembly RKZ12670 9 10 11 5 8 7 4 3 2 1 6 1 -Remove the beam trumpet and half-shaft. (For details, see «4. Axle beam group»). RKZ12680 1 2 -Remove the components from the brake flange (1): brake counterplate (7) and brake plates (8), brake disk carrier gear (9), brake counterplates (10) and plates (11). a Remember the position of the the brake disk carrier, it must be reassembled in the same position. RKZ12680 7 9 8 1 11 10 RKZ12690
  

• 40-35 WB97S-5 STANDARD MAINTENANCE BACKHOE CYLINDERS BOOM SWING Unit: mm No. Check item Cylinder Criteria Remedy Standard size Tolerance Standard clearance Clearance limit Shaft Hole 1 Clearance between piston rod and head Boom 60 — 0.030 — 0.076 + 0.051 + 0.005 0.035 0.227 Replace Arm 55 — 0.030 — 0.076 + 0.046 0 0.030 0.132 Bucket 55 — 0.030 — 0.076 + 0.051 + 0.005 0.035 0.227 Boom swing 50 — 0.030 —

• WB97S-5 00-6 k SAFETY 14. When raising heavy components, use a hoist or crane. Check that the wire rope, chains and hooks are free from damage. Always use lifting equipment which has ample ca- pacity. Install the lifting equipment at the correct places. Use a hoist or crane and operate slowly to prevent the component from hitting any other part. Do not work with any part still raised by the hoist or crane. 15. When removing covers which are under inte

• 10-51 WB97S-5 STRUCTURE AND FUNCTION 10-SPOOL CONTROL VALVE 1. Spool (right outrigger control) 2. Spool (left outrigger control) 3. Backhoe plate lock solenoid valve 4. Backhoe plate lock valve 5. Spool (shovel arm control) 6. Spool (backhoe bucket control) 7. Spool (Boom control) 8. Spool (front bucket control) 9. Spool (boom swing control) L — L P — P N — NF — F E — E M — M RKZ09101 4 3 2 1 7 8 9 6 5
  

• TESTING AND ADJUSTMENTS WB97S-5 20-29 BRAKING SYSTEM CHECKS • Checking individual pumps 1 -Remove the front lining (3). RKZC6051 3 2 -Disconnect the pressure equalizer hose (5) from the brake circuit pump (4) that is being inspected. 3 -Seal the hole of the equalizer (plug “A”). RKZC6080 A 4 5 7 4 -Remove the clamp (6). RKZC6090 6 5 -Disconnect the delivery hoses (7) from the pump that is being tested. Connect a pressure gauge E2 (250 bar) to the pump during the inspection. 6 -Apply the brake pedal corresponding to the pump

• REMOVAL AND INSTALLATION WB97S-5 30-196 FRONT AXLE 3. Steering cylinder group 3.1 Disassembly RKZ11850 14 8 7 6 5 3 4 1 2 11 9 10 13 15 16 24 25 23 22 21 20 18 17 19 12 1 -Remove the inductive magnetic steering sensor, by unloosing the locking clamps’ screws (7) and (8). Remove the sensor (9). Collect the receptacle braket (10). RKZ11860 8 9 10 7 2 -Loosen the tie rod locknut (1) and (16) of some turns till it is over

• 10-73 WB97S-5 STRUCTURE AND FUNCTION PPC VALVES PPC VALVES SHOVEL PPC VALVE (STANDARD) P1 port — To control valve (PB3 port) P2 port — To control valve (PA3 port) P3 port — To control valve (PA8 port) P4 port — To control valve (PB8 port) P port — From EV1 solenoid valve group (VL port) Port T — To hydraulic tank Z RKZ09330 B B E E C C A A DD P1 P4 P2 P3 T P View Z