7.
8.
end face of the input shaft/pinion gear to the mating sur-
face of the bearing case. Subtract the “Design Cone
Center Distance” from this distance to determine initial
shim thickness (Fig. 34).
Secure the lock nut with the stake washer.
Use a depth gauge to measure the distance from the
0.040
in. (1.0 mm)
1
2
DESIGN CONE CENTER DISTANCE (distance
from mating surface of axle support to end face of
pinion gear):
1.870
+ 0.002 in. (47.5 + 0.05 mm)
NOTE: Bearing case shims are available in 0.004 in.
3
(0.1
mm) and 0.008 in. (0.2 mm) thickness.
9.
Coat new O-rings with grease and install the bearing
Figure 33
3.
caseinthegear case.Placeshims onthegear caseand
temporarily install gear case assembly into axle case.
Torquemountingnutsandscrewsfrom35to41ft-lb(47
to 56 N--m).
1.
2.
Oil seal
Bearing case
Seal garter spring
10.Insert
a screwdriver through the drain plug hole to
hold ring gear and measure the pinion gear to ring gear
backlash (Fig. 35).
1
Design
Cone Center
Distance
PINION GEAR TO RING GEAR BACKLASH:
0.004
to 0.016 in. (0.10 to 0.40 mm)
11.
Adjust backlash by increasing or reducing gear case
shim thickness.
2
12.Check
piniongeartoringgearengagement(seePin-
ion Gearto RingGear Engagement in thissection ofthis
manual).
13.Place
case. Torque mounting nuts and screws from 35 to 41
ft-lb (47 to 56 N--m).
the correct combination of shims on the gear
Figure 34
1.
Input shaft/pinion gear
2.
Bearing case
14.Install
retaining rings and driven gear on input shaft/
pinion gear.
1
15.If
the drive gear (on drive motor shaft) was removed,
install the retaining rings and drive gear on the motor
shaft.
16.Use
a new gasket and install the cover plate.
3
2
4
Figure 35
1.
2.
Axle case
Screwdriver
3.
4.
Dial indicator
Input shaft/pinion gear
Groundsmaster 4100--D/4110--D
Page 6 -- 31
Axles, Planetaries and Brakes
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| Document Type | Service Manual |
| Language | English |
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