Removal (Fig. 91)
Park machine on a level surface, lower cutting units,
stop engine, engage parking brake, and remove key
from the ignition switch.
1.
#4
Deck
#1 Deck
#5 Deck
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
NOTE: To ease reassembly, tag the hydraulic hoses to
showtheircorrectpositionontheliftcylinder.Also,clean
hydraulic fittings and hose ends prior to disconnecting
the hoses.
#
2
#3
Deck
#
6 Deck
#7 Deck
(GM4700)
Deck
(GM4700)
3.
Disconnect hydraulic hoses from lift cylinder.
4.
Remove flange nut and flange head screw that se-
cure the cylinder pin (4) to the lift arm. Remove pin from
lift arm and cylinder shaft clevis which will free lift cylin-
der from lift arm.
CUTTING DECK LOCATIONS
Figure 92
5.
cure the cylinder pin (13) to the frame. Pull pin from
frame and cylinder barrel clevis.
Remove flange nut and flange head screw that se-
6.
Remove lift cylinder from machine.
Installation (Fig. 91)
Position cylinder barrel clevis toframeand insertcyl-
1.
inder pin (13) into frame and clevis. Secure pin with
flange nut and flange head screw.
2.
shaft clevis. Secure pin to lift arm with flange nut and
flange head screw.
Insert cylinder pin (4) through lift arm and cylinder
3.
Attach hydraulic hoses to lift cylinder.
4.
Fill reservoir with hydraulic fluid as required (see
Traction Unit Operator’s Manual).
5.
verify that hydraulic hoses and fittings are not contacted
by anything.
After assembly is completed, operate lift cylinder to
Groundsmaster 4500--D/4700--D
Page 4 -- 107
Hydraulic System (Rev. A)
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