Removal (Fig. 93)
Park machine on a level surface, lower cutting
decks, stop engine, apply parking brake and remove
key from the ignition switch.
Installation (Fig. 93)
1.
1. If fittings were removed from lift cylinder, lubricate
and place new O--rings onto fittings. Install fittings into
port openings using marks made during the removal
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 the Service and Repairs section of this chapter.
Read the General Precautions for Removing and
2.
perliftpinintoframeandclevis.Secureliftpinwithcotter
pin.
Position cylinder barrel clevis to frame and insert up-
3.
lift cylinder removal, thoroughly clean exterior of cylin-
der and fittings.
To prevent contamination of hydraulic system during
3.
shaft clevis. Secure pin to lift arm with cap screw, flat
washers and lock nut.
Insert pin assembly through lift arm and cylinder
NOTE: To ease installation, tag the hydraulic hoses to
show their correct position on the lift cylinder.
4.
5.
curethepinassemblytotheliftarm.Removepinassem-
bly from lift arm and cylinder shaft clevis which will free
lift cylinder from lift arm.
Disconnect hydraulic hoses from lift cylinder.
4.
Hose and Tube Installation in the General Information
section of this chapter).
Attach hydraulic hoses to lift cylinder (see Hydraulic
Removelocknut,flatwashersandcapscrewthatse-
5.
6.
verify that hydraulic hoses and fittings are not contacted
by anything.
Fill reservoir with hydraulic fluid as required.
After assembly is completed, operate lift cylinder to
6.
lift pin from frame and cylinder barrel clevis.
Remove one cotter pin from upper lift pin. Pull upper
7.
8.
er,markfittingorientation toallowcorrect assembly.Re-
move fittings from cylinder and discard O--rings.
Remove lift cylinder from machine.
If hydraulic fittings are to be removed from lift cylind-
Groundsmaster 4000--D
Page 4 -- 135
Hydraulic System
| Categories | Lawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
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