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Groundsmaster 4000--D Hydraulic System (Rev. B)Page 4 -- 99
Removal
1. Park machine on a level surface, lower cutting units,
stop engine, engage parking brake, and remove key
from the ignition switch.
2. Read the General Precautions for Removing and
Installing Hydraulic System Components at the begin-
ning of the Service and Repairs section of this chapter.
NOTE: To ease reassembly, tag the hydraulic hoses to
show their correct position on the lift cylinder.
3. Disconnect hydraulic hoses from lift cylinder.
4. Remove shoulder screw and flange locking nut that
secure the pin assembly to the lift arm. Remove pin as-
sembly from lift arm and cylinder shaft clevis.
5. Remove lock nut and flat washer from the cylinder
pin. Remove cylinder pin with spring pin from the frame
and cylinder barrel clevis.
6. Remove lift cylinder from machine.
Installation
1. Position cylinder barrel clevis to frame and insert cyl-
inder pin through the frame and cylinder clevis. Secure
pin with flat washer and lock nut.
2. Insert pin assembly through the lift arm and cylinder
shaft clevis. Secure pin assembly to lift arm with shoul-
der screw and flange locking nut.
3. Attach hydraulic hoses to lift cylinder.
4. Fill reservoir with hydraulic fluid as required (seeOp-
erator’s Manual).
5. After assembly is completed, operate lift cylinder to
verify that hydraulic hoses and fittings are not contacted
by anything.
Hydraulic
System