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Section E Hydraulics
9803/3280
Section E
iv
Issue 4*
Contents Page No.
Excavator Valve
Removal and Replacement
Manual Control 60 - 1
Variable Flow 60 - 4
Precision Control (Servo) 60 - 6
Dismantling and Assembly
Manual Control 61 - 1
- Auxiliary Relief Valves (ARV’s) 61 - 3
- Hydraclamp Valve (Sideshift Machines) 61 - 5
- Hoses and Pipes 61 - 6
Precision Control (Servo)
- Machines up to serial no. 931159 62 - 1
Drain Regulator and Relief Valve 62 - 3
Hydraclamp Valve 62 - 5
- Machines from January 2003 62 - 20
Flow Regulator Valve 62 - 22
Load Sense Relief Valve 62 - 23
Auxiliary Relief Valves (ARV’s) 62 - 24
Anti-cavitation Valve 62 - 25
Hose Burst Protection Valves (if fitted)
Removal and Replacement 70 - 1
Dismantling and Assembly 70 - 2
Hydraulic Rams
Removal and Replacement
Loader Lift Ram 75 - 1
Loader Shovel Ram 76 - 1
Slew Ram 77 - 1
Stabiliser Ram - Sideshift 78 - 1
Stabiliser Ram - Centremount 78 - 3
Dipper Ram 79 - 1
Bucket Crowd Ram 80 - 1
Boom Ram 81 - 1
Dismantling and Assembly
Loader Lift Ram 85 - 1
Loader Shovel Ram 85 - 1
Boom Ram 85 - 1
Bucket Ram 85 - 1
Stabiliser Ram 85 - 1
Dipper Ram 86 - 1
Slew Ram 87 - 1
Power Sideshift Ram 88 - 1
JCB Ram Sealing Procedure 89 - 1