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4. ENGINE
2. Move the idle gear 1, 2 to the front and rear to
measure the side clearance.
NOTE
• If the measurement is more than the service
limit, replace the idle gear 1, 2 collar.
Service specifi-
cation
Side clearance of
idle gear 1 and 2
Service limit
6.18 Checking oil clearance between
idle gear shaft and idle gear bushing
Tools required
• Inside micrometer
• Outside micrometer
1. Measure the idle gear shaft O.D. with an outside
micrometer.
Idle gear shaft 1, 2
Service specifi-
O.D.
cation
2. Measure the idle gear bushing I.D. with an inside
micrometer.
Idle gear 1, 2
Service specifi-
bushing I.D.
cation
4-58
0.20 to 0.51 mm
0.0079 to 0.020 in.
0.80 mm
0.031 in.
25.967 to 25.980 mm
1.0224 to 1.0228 in.
26.000 to 26.021 mm
1.0237 to 1.0244 in.
3. Calculate the oil clearance.
NOTE
• If the oil clearance is more than the service
limit, replace the bushing.
• If the oil clearance is still more than the
service limit, replace the idle gear shaft.
Service specifi-
Oil clearance be-
cation
tween idle gear
shaft 1, 2 and idle
Service limit
gear 1, 2 bushing
RELATED PAGE
6.19 Replacing idle gear bushing on page 4-58
6.19 Replacing idle gear bushing
Tools required
• Press tool
• Idle gear bushing replacing tool
Removing idle gear bushing
1. Press out the used idle gear bushing with the
replacing tool.
(A) Removing direction
SERVICING
6. Servicing
0.020 to 0.054 mm
0.00079 to 0.0021 in.
0.10 mm
0.0039 in.
05-E4B SERIES,05-E4BG SERIES
KiSC issued 03, 2023 A
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