Operation Manual

BX25. RCK54(P)-23BX. RCK60B-23BX. LA240. BT601. WSM
ENGINE
3TMABAB1 P071A
3TMABAB1 P069A
(A) (B)
Oil Clearance of Camshaft Journal
1. Measure the camshaft journal 0.0. with an outside micrometer.
2. Measure the cylinder block bore 1.0. for camshaft with a inside
micrometer, and calculate the oil clearance.
3. If the oil clearance exceeds the allowable limit, replace the
camshaft.
Oil clearance of
Factory spec.
0.050 to 0.091 mm
0.00197
to 0.00358 in.
camshaft journal
Allowable limit
0.15
mm
0.0059 in.
Camshaft journal
0.0.
Factory spec.
32.934 to 32.950 mm
1.29661 to 1.29724 in.
Camshaft Bearing
1.0.
(Cylinder block bore
1.0.)
Factory spec.
33.000 to 33.025 mm
1.29921 to 1.30020 in.
W11335580
Oil Clearance between Idle Gear Shaft and Idle Gear Bushing
1. Measure the idle gear shaft 0.0. with an outside micrometer.
2. Measure the idle gear bushing 1.0. with an inside micrometer,
and calculate the oil clearance.
3. If the oil clearance exceeds the allowable limit, replace the
bushing.
4. If it still exceeds the allowable limit, replace the idle gear shaft.
Oil clearance between
Factory spec.
0.020 to 0.084 mm
0.00079
to 0.00331 in.
idle gear shaft and idle
gear bushing
Allowable limit
0.10 mm
0.0039 in.
Idle gear shaft
0.0.
Factory spec.
19.967 to 19.980 mm
0.78610 to 0.78661 in.
Idle gear bushing
1.0. Factory spec.
20.000 to 20.051 mm
0.78740 to 0.78941 in.
W11356150
Replacing Idle Gear Bushing
(When removing)
1. Press out the used idle gear bushing using an idle gear bushing
replacing tool. (Refer to "SPECIAL TOOLS".)
(When
installing)
1. Clean a new idle gear bushing and idle gear bore, and apply
engine oil to them.
2. Press in a new brushing using an idle gear bushing replacing
tool, until it is flush with the end
of the idle gear.
(A) When Removing
(8) When Installing
W11373220
1-S49