ENGINE MECHANICAL 6A – 91
IDLER GEAR SHAFT AND IDLER GEAR
Idler Gear "A" Shaft Outside Diameter
Use a micrometer to measure the idler gear shaft outside
diameter.
If the measured value is less than the specified limit, the idler
gear shaft must be replaced.
Idler Gear "A" Shaft Outside Diameter mm (in)
Standard Limit
44.945-44.975
(1.7695-1.7707)
44.845 (1.755)
Idler Gear "A" Shaft inside Diameter
1. Use an inside dial indicator or an inside micrometer to
measure the idler gear inside diameter.
Idler Gear Inside Diameter mm (in)
Standard Limit
45.0-45.03
(1.7717-1.7718)
45.10 (1.7756)
If the clearance between the idler gear shaft outside diameter
and the idler gear inside diameter exceeds the limit, the idler
gear must be replaced.
Idler Gear Shaft and Idler Gear Clearance mm (in)
Standard Limit
0.025-0.085
(0.0010-0.0033)
0.200 (0.0079)
TIMING GEAR CASE COVER
Replace the crankshaft front oil seal if it is excessively worn or
damaged.
Crankshaft Front Oil Seal Replacement
Oil Seal Removal
Use a plastic hammer and a screwdriver to tap around the oil
seal to free it from the gear case cover.
Take care not to damage the oil seal lip surfaces.
020RY00025
014LX022
020R300004
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