April 2017
5
Loosen the set screw for the pressure
compensator adjustment screw.
1 pressure compensator adjustment screw
2 set screw
3 hydraulic supply line (from tank)
Part No. 1278145
6
Adjust the pressure compensator pressure.
Turn the adjustment screw clockwise to
increase the pressure or counterclockwise to
decrease the pressure. Tighten the set screw.
7
Turn the engine off and remove the pressure
gauge.
GTH-1056
Service and Repair Manual
Hydraulic Pump
Component damage hazard. Do
not adjust the pressure
compensator higher than
specified.
Bodily injury hazard. Spraying
hydraulic oil can penetrate and
burn skin. Loosen hydraulic
connections very slowly to allow
the oil pressure to dissipate
gradually. Do not allow oil to
squirt or spray.
53