Page 4-7
Troubleshooting -7 - Hydraulic
4-7 H
YDRAULIC
Table 4-2: Hydraulic Troubleshooting Table
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Component
Function
Lift Platform
Lower Platform
Steer Right
Steer Left
Drive Forward
Drive Reverse
Creep
Depression Mechanism Extend
Depression Mechanism Retract
Brakes
Check Valve XX
Steering Cylinder X X
Lift Cylinder--CYL1 X
Depression Mechanism Cylinder XX
Brake Cylinder X
Suction Strainer XXXXXXXX
Return Filter XXXXXXXX
Drive Motors (2) XX
Pump XXXXXXXX
Main Relief Valve X XXXXXX
Steering Relief Valve X X
Lift Relief Valve X
Tank
Steering Right/Left Valve X X
Lift Valve X
Down/Emergency Lowering Valve X
Forward/Reverse Valve XX
Counterbalance Valve XXX X
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