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Groundsmaster 4000--D Page 6 -- 21 Axles, Planetaries and Brakes
9. Remove the bevel gear case/axle case assembly
from the axle support. Coat a new O-ring with grease
and temporarilyinstallthe 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. 24).
LOWER BEVEL GEAR BACKLASH:
0.004 to 0.016 in. (0.10 to 0.40 mm)
10.Adjust backlash by increasing or reducingaxle bear-
ing shim thickness (see Axle Shafts in this section ofthis
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
(47to56N--m)(Fig. 15).
Axles, Planetaries
and Brakes