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Groundsmaster 5900/5910Hydraulic System Page 4 -- 58
Gear Pump (P3) (Steering, Cooling Fan, Lift/Lower and Traction Charge) Flow Test (Us-
ing Tester with Pressure Gauges and Flow Meter)
Figure 42
REV
FOR
CHG
TO FRONT DECK CONTROL VALVE
TO LEFT DECK CONTROLVALVE
TO DECK LIFT CONTROL VALVE
TO FLUSH VALVE
TO TRACTION CONTROL
VALVE PORT P
TO FRONT
WHEELMOTORS
PORT P1
TO FILTER MANIFOLD
PORT CD1
TO FILTER
MANIFOLD PORT P
TO HYDRAULIC
RESERVOIR
TO OIL
FILTER
TRACTION CONTROLAND
4WD CONTROL VALVES
TO CH PORTS OF
TESTER
The gear pump (P3) flow test should be performed to
make s ure that the traction charge circuit, lift/lower cir-
cuit and steering/engine cooling fan circuit have ade-
quate hydraulic flow.