Page 4-8
Troubleshooting 4.6 - Hydraulic
TM12 Work Platform - European
4.6 H
YDRAULIC
Table 4-5:
Hydraulic Truth Table - Model
Component
Function
Raise Platform
Lower Platform
Steer Right
Steer Left
Drive Forward
Drive Reverse
Creep
Depression Mechanism Extend
Depression Mechanism Retract
Brakes
CV - Check Valve XX
CYL1 - Steering Cylinder X X
CYL2 - Lift Cylinder X
CYL3 - Depression Mechanism Cylinders (2) XX
CYL4 -BreakCylinder X
FD - Priority Flow Divider X
X XXXXXXX
FL1 - Suction Strainer X
X XXXXXX
FL2 -ReturnFilter X X XXXXXX
MOT - Drive Motors (2) X X
PMP -Pump X X XXXXXX
RV1 - Main Relief Valve X X XXXXX
RV2 - Steering Relief Valve
X X
TNK -Tank
V1 - Steering Right/Left Valve X X
V2 -LiftValve X
V3 - Down/Emergency Lowering Valve X
V4 - Depression mechanism Retract Valve X
V5 - Depression Mechanism Extend Valve X
V6 - Forward/Reverse Valve X X
V7 - Counterbalance Valve X XX X
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