Joystick Circuit And Troubleshooting - JLG sky trak mmv Service Manual

Hydraulic System
9.8.12

Joystick Circuit and Troubleshooting

(Refer to Section 9.8.29, Joystick Circuit Description for a more detailed explanation of this circuit.)
OPERATOR'S
CAB
JOYSTICK
1 2
P
T
4
3
9.48
PILOT SELECT
MANIFOLD
VALVE PLATE ASSEMBLY
HYDRAULIC RESERVOIR
HYDRAULIC
OIL COOLER
PILOT PRESSURE
REDUCING VALVE
T
P
SECONDARY
FUNCTION
MANIFOLD
PBG
PP PPG PB
UNLOADER
VALVE
PUMP
CF PIL EF ACF ACR LS
ACCUMULATOR
CHARGE VALVE
LSG
P P1 SW DRAIN
Pressure
Return
Pilot Pressure
Suction
MAIN
Load Sense
CONTROL
VALVE
Model MMV Rev. 12/04
MM3341