13. DRIVE TRAIN
13-51
MXU 500
REAR DRIVE SHIM
ADJUSTMENT
BACKLASH
Install the removed left and right side shims
and rear drive assembly.
Assemble the gear case (refer to the “REAR
DRIVE DISASSEMBLY/INSPECTION/
ASSEMBLY” section in this chapter).
Remove the oil filler cap and measure the
backlash of the drive ring gear using the
horizontal type dial gauge and proper size
of wooden piece or plastic piece, as shown.
Take backlash readings at three places while
turning the ring gear slightly in each
direction and securely holding the pinion
gear by using commercially tool.
Read the total backlash on the dial gauge.
Standard:
0.05 – 0.25 mm (0.002 – 0.01 in)
Service limit: 0.4 mm (0.16 in)
Remove the dial gauge and turn the ring
gear 120°, then measure the backlash.
Repeat this procedure once more and
compare the difference of the three
measurements.
Service limit: 0.2 mm (0.08 in)
At this time, it is not necessary to apply
a sealant to the mating surface of the
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