Specifications

53
Fig. 3.3 Final reduction gear
3.4 Troubleshooting
Trouble
Cause
Correction
Oil leaks from
differential
carrier.
Loose bolt or broken gasket of differential
carrier.
Retighten or replace.
Breather is clogged.
Clean or replace.
Oil seal is worn or damaged.
Replace.
Noisy
differential.
Gear is worn, damaged or broken.
Replace.
Bearing is worn, damaged or broken.
Replace.
Improper backlash.
Adjust
Loose spline fitness of side gear to
propeller shaft.
Replace parts.
Insufficient gear oil.
Add as necessary.
3.5 Service data
Parts
Item
Standard value
（mm）
Differential
Tightening torque of ring gear set bolt
100-150(N.m)
Tightening torque of cross case set bolt
100-150(N.m)
Thickness of pinion washers
1.562-1.613
Axle
housing
Tightening torque of the set bolt for axle housing
and differential carrier.
150-175(N.m)
O.D. of spindle oil seal sliding part
109.913-110
Tightening torque set bolt securing axle housing
to frame.
630-946(N.m)
Tightening torque set bolt brake board
to axle housing.
280-330(N.m)
Hub
I.D. of hub oil seal fitting part
164.6-165
Tightening torque of set bolt securing brake
drum to hub.
280-330(N.m)
Tightening torque of set bolt securing planet
carrier to hub.
98-113(N.m)
Tightening torque of hub nut.
480-560(N.m)