Kubota WSM STa-30, Руководство по ремонту

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3-S27
ST
α
-30 · ST
α
-35, WSM TRANSMISSION
Differential Gear Assembly
1. Remove the differential bearing holder (1), noting the number of
shims (4).
2. Take out the differential gear as an assembly and the collar (3).
(When reassembling)
• Install correct shims and collar.
IMPORTANT
■
• Adjust the backlash and the tooth contact after assembling
the differential gear assembly. Refer to SERVICING.
(Reference)
• Increase the collar (3) thickness until to get backlash between
hypoid pinion and hypoid ring gear (2). After that adjust the
correct backlash with the shim (4) and the collar (3).
• Thickness of shims :
0.4 mm (0.016 in.) 0.9 mm (0.035 in.)
0.5 mm (0.020 in.) 1.0 mm (0.039 in.)
0.6 mm (0.024 in.) 1.2 mm (0.047 in.)
0.7 mm (0.028 in.) 1.4 mm (0.055 in.)
0.8 mm (0.031 in.)
• Thickness of collars :
1.4 mm (0.055 in.) 1.7 mm (0.067 in.)
1.5 mm (0.059 in.) 1.8 mm (0.071 in.)
1.6 mm (0.063 in.) 1.9 mm (0.075 in.)
W1025229
Ring Gear
1. Remove the bearing (1) with special use puller set.
2. Loosen and take out the UBS screws (3), then remove the ring
gear (2).
NOTE
■
• When loosening and tightening the UBS screws (3), use a
hexagonal socket wrench to protect the screw heads from
damage.
(When reassembling)
• Apply liquid lock (Three Bond 1372 or equivalent) to the UBS
screws, and tighten diagonally them with correct tightening
torque.
W1025678
Tightening torque
Ring gear mounting UBS
screws
60.8 to 70.6 N·m
6.2 to 7.2 kgf·m
44.8 to 52.1 ft-lbs
(1) Bearing Holder
(2) Hypoid Ring Gear (3) Collar
(4) Shim
Tightening torque
Ring gear mounting UBS
screws
60.8 to 70.6 N·m
6.2 to 7.2 kgf·m
44.8 to 52.1 ft-lbs
(1) Bearing
(2) Ring Gear (3) UBS Screw
KiSC issued 11, 2006 A