Removal (Fig. 43)
Park vehicle on a level surface, lower bed until clevis
pins that secure lift cylinder to bed are loose in the bed
slots.Shutengine offandengage theparking brake.Re-
move key from the ignition switch.
Installation (Fig. 43)
1.
1. If fittings were removed from lift cylinder, lubricate
and place new O--rings onto fittings. Install fittings into
cylinder openings using marks madeduring theremoval
process to properly orientate fittings. Tighten fittings
(see Hydraulic Fitting Installation in the General Infor-
mation section of this chapter).
2.
Installing Hydraulic System Components at the begin-
ning of this chapter section.
Read the General Precautions for Removing and
2. Make sure that lift cylinder is fully retracted.
3.
bed with clevis pin and lynch pins and to engine support
with cotter pin.
Position lift cylinder to vehicle. Secure lift cylinder to
CAUTION
Before performing any service or repair on hy-
draulic system components, relieve system
pressure to avoid injury from pressurized hy-
draulic oil. Stop the engine, remove key from the
ignition switch, rotate the steering wheel in both
directions, lower or support the bed and operate
other hydraulic accessories.
4. Remove plugs and/or caps fromhydraulic hoses and
cylinder ports. Connect hydraulic hoses to lift cylinder
(seeHydraulicHoseandTubeInstallationintheGeneral
Information section of this chapter).
5.
Start the engine, operate at idle speed and raise and
lower bed until air is out of hydraulic system.
6.
Operator’s Manual). Add Dexron III ATF if necessary.
Stop the engine and check oil level in transaxle (see
3.
caps or plugs in hoses to prevent contamination and
leakage of hydraulic oil. Install plugs in cylinder ports.
Disconnect hydraulic hoses from lift cylinder. Install
4.
Remove lynch pin and clevis pin that secure lift cylin-
der to bed.
5.
Remove cotter pin that secures lift cylinder to engine
support.
6.
Remove lift cylinder from vehicle.
7.
der, mark fitting orientation to allow correct assembly.
Remove fittings from cylinder and discard O--rings.
If hydraulic fittings are to be removed from lift cylin-
Workman HD Series
Page 9 -- 55
Hydraulic System
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