Workman HD Series Page 9 -- 3 Hydraulic System
Specifications
Item Description
Hydraulic Pump (Workman HDX and HDX--D)
Displacement (per revolution)
Casappa positive displacement gear type pump
0.325 in
3
(5.3 cc)
Hydraulic Pump (Workman HD)
Displacement (per revolution)
Casappa positive displacement gear type pump
0.378 in
3
(6.2 cc)
System Relief Pressure 1800 PSI (124 Bar)
Steering Control Valve Eaton Steering Unit, Series OSPM
Lift Control Valve Three position control valve
Spring return to neutral
Ball checks to maintain load
Hydraulic Oil Dexron III ATF
Reservoir (Transaxle) System Capacity 8 U.S. quart (7.5 Liter)
Hydraulic Filter Automotive, 10 micron spin--on cartridge type
25 PSI by--pass valve
100 mesh strainer in transaxle
High Flow Hydraulics Kit Pump (If Equipped)
Front section displacement (per revolution)
Rear section displacement (per revolution)
Casappa positive displacement gear type pump, 2 section
0.325 in
3
(5.3 cc)
0.519 in
3
(8.5 cc)
High Flow Hydraulics Kit System Relief Pressure 2000 PSI (137 Bar)
High Flow Hydraulics Kit Hydraulic Oil Multigrade Hydraulic Fluid -- ISO VG 46
High Flow Hydraulics Kit Reservoir Capacity 4.5 U.S. gallon (17 Liter)
High Flow Hydraulics Kit Hydraulic Filter Automotive, 10 micron spin--on cartridge type
25 PSI by--pass valve
100 mesh strainer in reservoir
NOTE: Vehicles that are equipped with the High Flow
Hydraulics Kit have two (2) independent hydraulic sys-
tems. Each of these hydraulic systems include a hydrau-
lic gear pump, reservoir, oil filter and controls.
Maintenance, troubleshooting and repair of each hy-
draulic system need to be performed independently.
Hydraulic
System
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