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Hydraulic System - Continued
REMOVE AND INSTALL PROPEL MOTOR AND BRAKE

Maintenance Manual For Hydraulic Excavator Model 230Lcr
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TM 5-3805-280-24-1
Hydraulic System
SPECIFICATIONS
Item
Measurement
Specification
Propel Motor and Brake:
02
0260
Propel Gearbox with Motor
Weight
330 kg (730 lb) approximate
4
Gearbox and Motor-to-Frame Cap
Torque
620 Nm (460 lb-ft)
Screw
Propel Motor Cover-to-Frame Cap
Torque
180 Nm (80 lb-ft)
Screw
Link-to-Servo Piston Pivot Bolt
Torque
49 Nm (36 lb-ft)
Pivot Bolt Access Plug
Torque
15 Nm (132 lb-in.)
70--90C (160--194F)
Roller Bearing Inner Race
Temperature
Drive Shaft Bearing
Rolling Drag Torque
1--2 Nm (9--17 lb-in.)
Brake Valve-to-Housing Cap
Torque
215 Nm (160 lb-ft)
Screw
Crossover Relief Valve Plug
Torque
540 Nm (400 lb-ft)
Counterbalance Valve Plug
Torque
215 Nm (160 lb-ft)
Check Valve Plug
Torque
235 Nm (173 lb-ft)
Brake Pressure Reducing Valve
Torque
69 Nm (51 lb-ft)
Plug
Brake Release Shuttle Valve Seat
Torque
14.5 Nm (128 lb-in.)
Brake Release Shuttle Valve Plug
Torque
34 Nm (301 lb-in.)
Servo Piston Shuttle Valve Seat
Torque
14.5 Nm (128 lb-in.)
Servo Piston Shuttle Valve Plug
Torque
34 Nm (301 lb-in.)
Rotary Manifold:
Rotary Manifold
Weight
27 kg (60 lb) approximate
Manifold-to-Frame Cap Screw
Torque
34 Nm (25 ft-lb)
Continued on next page
CED,OUOE003,1158
1918SEP981/2
12-29


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