Hydraulic Section 4 - Troubleshooting
Pa
e 4-12 505115-000
4-10 H
YDRAULIC
Table 4-8:
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--CV XX
Steering Cylinder--CYL2 X X
Lift Cylinder--CYL1 X
Depression Mechanism Cylinder--CYL3 XX
Brake Cylinder--CYL5 X
Priority Flow Divider--DVDR
XXXXXXXXX
Suction Strainer--FL1
XXXXXXXX
Return Filter--FL2 XXXXXXXX
Drive Motors (2)--MOT XX
Pump--PMP XXXXXXXX
Main Relief Valve--RV3 X XXXXXX
Steering Relief Valve--RV1
X X
Lift Relief Valve--RV2 X
Orofice--OR XX
Tank--TNK
Steering Right/Left Valve--V1 X X
Lift Valve--V2A X
Down/Emergency Lowering Valve--V2B X
Depression Mechanism Retract Valve--V3B X
Depression Mechanism Extend Valve--V3A X
Forward/Reverse Valve--V4 XX
Counterbalance Valve--V5 XXX X