Workman HD SeriesPage 9 − 24Hydraulic System
Primary Hydraulic System Gear Pump Flow Test (Workman HD)
TESTER
STEERING
CONTROL
VALVE
LIFT CYLINDERS
1800 to 1900 PSI
Figure 18
NOTE: This test procedure is for the belt driven primary
hydraulic system gear pump used on Workman HD ve-
hicles.
1. Gear pump
2. Pressure hose
3. Suction hose
Figure 19
GEAR PUMP
1
2
3
WORKMAN HD
FRONT
PRIMARY HYDRAULIC SYSTEM