4-S12
ME8200, ME9000, WSM
REAR AXLE
Rear Axle
1. Remove the external snap ring (1).
2. Tap out the rear axle (2).
(When reassembling)
• Apply grease to the seal lips.
W1021940
[2] SERVICING
Backlash between Internal Gear and Planetary Gear
1. Set a dial indicator (lever type) on the tooth of the planetary gear.
2. Hold the planetary gear support and move only the planetary
gear to measure the backlash.
3. If the measurement exceeds the allowable limit, check the
planetary gear and planetary shaft.
W1022163
Thrust Collar Thickness
1. Measure the thickness of the thrust collar.
2. If the measurement is less than the allowable limit, replace it.
W1022386
(1) External Snap Ring (2) Rear Axle
Backlash between
internal gear and
planetary gear
Factory spec.
0.08 to 0.30 mm
0.0032 to 0.0118 in.
Allowable limit
0.5 mm
0.020 in.
Thrust collar thickness
Factory spec.
1.55 to 1.65 mm
0.0610 to 0.0650 in.
Allowable limit
1.2 mm
0.047 in.
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