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Groundsmaster 4100--D/4110--DPage 6 -- 20Axles, Planetaries and Brakes
2. Secure rear axle to rear axle mount.
A. Slide rear axle pin through rear axle mount and
rear axle. Install washer and lock nut onto rear axle
pin.
B. Secure pivot pin to axle mount with washer head
screw (Fig. 16).
C. Torque lock nut from 135 to 165 ft--lb (184 to 223
N--m). After tightening the lock nut, makes sure that
the rear axle pivots freely.
3. Position rear axle with attached mount under ma-
chine. With a jack, raise assembly to machine frame and
align mounting holes of rear axle mount and machine
frame.
4. Secure rear axle mount to frame with six (6) cap
screws, flat washers and lock nuts.
5. If removed, install the tie rod to rear axle (Fig. 15).
Tighten ball joint castle nuts and install new cotter pins.
6. Position bulkhead mount plate (item 15) with at-
tached hydraulic hoses and tubes to rear axle. Secure
mount plate to axle with cap screws and lock washers.
7. Install steering cylinder to rear axle assembly (see
Steering Cylinder in the Service and Repairs section of
Chapter 4 -- Hydraulic System).
8. Install hydraulic motor to rear axle assembly (see
Rear Axle Motor in the Service and Repairs section of
Chapter 4 -- Hydraulic System).
WARNING
Failure to maintain proper wheel lug nut torque
could result in failure or loss of wheel and may
result in personal i njury.
9. Install rear wheels to axle.
10.Lower machine to ground. Torque wheel lug nuts
from 85 to 100 ft--lb (115 to 135 N--m).
11.Fill gearbox and rear axle with SAE 85W--140 weight
gear lube (Figs. 14 and 17). Lubricant capacity is
approximately 16 fl. oz. (0.47 liters) for the gearbox and
80 fl. oz. (2.37 liters) for the rear axle assembly.
12.Check rear wheel toe--in and adjust if necessary.
13.Check steering stop bolt adjustment. When the
steering cylinder is fully extended (right turn), a gap of
1/16” (1.6 mm) should exist between bevel gear case
casting and stop bolt on lef t axle case. Figure 18 shows
stop bolt location.
1. Rear axle pin 2. Washer head screw
Figure 16
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1. Rear axle check plug 2. Rear axle fill plug
Figure 17
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1. Steering stop bolt 2. Bevel gear case (LH)
Figure 18
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