Service Manual

Groundsmaster 4500--D/4700--DHydraulic System (Rev. A) Page 4 -- 40
TEST NO. 8: Lift/Lower Circuit Relief Pressure (Using Pressure Gauge)
Working Pressure
Low Pressure
Return or Suction
Flow
FROM PTO (MOW) CIRCUIT
TO STEERING CIRCUIT
TO PTO (MOW)
FROM STEERING CIRCUIT
CIRCUIT
FROM PTO (MOW)
FROM STEERING CIRCUIT
GM 4500--D SHOWN
CIRCUIT
2200 PSI