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Groundsmaster 4500--D/4700--D Page 6 -- 13 Axles, Planetaries and Brakes
4. Remove front wheel assembly.
5. Remove hydraulic wheel motor (see Front Wheel
Motors in the Service and Repairs section of Chapter 4
-- Hydraulic System).
6. Remove brake assembly (see Brake Assembly in
this section).
7. Support planetary assembly to preventit from falling.
Loosen and remove six (6) flange head screws that se-
cure planetary assembly to frame. Remove planetary
assembly from machine.
8. Remove and discard gasket (item 12). Make sure
that all gasket material is removed from both brake and
planetary assemblies.
Planetary Wheel Drive Installation (Fig. 7)
1. Position planetary assembly to machine. Install
flange head screws that secure planetary assembly.
Torque screws from 75 to 85 ft--lb (102 to 116 N-- m).
2. Apply Loctite Gasket Sealant #2 (or equivalent) to
sealing surfaces of new gasket (item 12). Apply gasket
to brake a ssembly.
3. Install brake assembly to planetary (see Brake As-
sembly in this section).
4. Install hydraulic wheel motor (see Front Wheel Mo-
tors in the Service and Repairs section of Chapter 4 --
Hydraulic System).
5. Install front wheel assembly.
Failure to maintain proper wheel lug nut torque
could result in failure or loss of wheel and may
result in personal injury.
WARNING
6. Lower machine to ground. Torque wheel lug nuts
from 85 to 100 ft-- lb (116 to 135 N--m).
7. Make sure drain plug is installed in bottom of brake
assembly (Figs. 8 and 9).
8. Fill planetary wheel drive/brake a ssembly with SAE
85W--140 gear lube (Fig. 10). Capacity is approximately
22 fl. oz. (0.65 l) per wheel.
9. Check for proper brake operation and adjust brake
cables if necessary.
Figure 8
1. Front wheel 2. Brake drain
2
1
1. Brake housing
2. Drain plug
3. Brake cable
4. Brake pull rod
Figure 9
2
1
3
4
1. Front wheel
2. Fill plug
3. Check plug
Figure 10
1
3
2
Axles, Planetaries
and Brakes