Toro Groundsmaster 4500-D Series Service Manual page 417

Removal (Figure 285) (continued)
Installation (Figure
Groundsmaster ® 4500-D/4700-D
19245SL Rev A
#6 Deck
(GM4700)
g308386
3. If lift arm for either deck #4 or #5
and remove hydraulic hoses from the deck motor
or caps on open fittings and hoses. Slide hoses out of the hose retaining
loop on the lift arm.
4. Remove lift cylinder pin (item 4) that secures hydraulic lift cylinder to lift arm.
5. Loosen and remove lock nut (item 11) from lift arm pivot pin.
6. Support lift arm and pull lift arm pivot pin from lift arm and frame. Locate and
remove thrust washers from both sides of lift arm during pivot pin removal.
7. Remove lift arm from machine.
8. Disassemble lift arm as needed using
9. Clean lift arm and pivot pin. Inspect lift arm bushings and pivot pin for
damage or wear. Replace worn or damaged components.
285)
1. Assemble lift arm using
2. Position lift arm to frame. Fit thrust washer (item 10) between both sides of
lift arm and frame. Slide pivot pin into frame and lift arm. Align roll pin in
pivot pin with slot in frame flange.
3. Install and tighten lock nut (item 11) to secure lift arm pivot pin.
4. Install hydraulic lift cylinder to lift arm with cylinder pin. Secure cylinder pin
to lift arm with flange head screw and flange nut.
Note: Install thrust washer (item 33) on carrier pivot shaft before installing
cutting deck on pivot shaft.
5. Position and install cutting deck to lift arm (see Cutting Deck Operator's
Manual).
#4 Deck #1 Deck
#2 #3
Deck Deck
Figure 286
CUTTING DECK LOCATIONS
(Figure 286) is to be removed, clean, label
Figure 285
Figure 285 as a guide.
Page 8–13
#5 Deck
#7 Deck
(GM4700)
(Figure 287). Place plugs
as a guide.
Chassis: Service and Repairs