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Groundsmaster 4000−D Page 6 − 19 Axles, Planetaries, and Brakes (Rev. B)
9. Remove the bevel gear case/axle case assembly
from the axle support. Coat a new O-ring with grease
and temporarily install the axle cover assembly. Position
a dial indicator at the tooths center. Prevent the axle
from turning and measure the lower bevel gear to axle
gear backlash (Fig. 22).
LOWER BEVEL GEAR BACKLASH:
0.004 to 0.016 in. (0.10 to 0.40 mm)
10.Adjust backlash by increasing or reducing axle bear-
ing shim thickness (see Axle Shafts in this section of this
manual).
NOTE: Axle bearing shims are available in 0.008 in.
(0.2 mm), 0.012 in. (0.3 mm), and 0.020 in. (0.5 mm)
thickness.
11.Tighten axle cover screws from 17 to 20 ft-lb (23 to
27 N−m).
12.Coat a new O-ring with grease and install the bevel
gear case/axle case assembly on the axle support.
Tighten mounting screws and nuts from 35 to 41 ft-lb (47
to 56 N−m) (Fig. 13).
Axles, Planetaries,
and Brakes