wsm wg972-e4 Workshop Manual page 139

WG972-E4, WSM
Oil Clearance of Camshaft Journal
1. Measure the camshaft journal O.D. with an outside micrometer.
2. Measure the cylinder block bore I.D. for camshaft with a inside
micrometer, and calculate the oil clearance.
3. If the clearance exceeds the allowable limit, replace the
camshaft.
Factory specification
Oil clearance of
camshaft journal
Allowable limit
Camshaft journal O.D. Factory specification
Camshaft bearing I.D.
Factory specification
(Cylinder block bore I.D.)
Oil Clearance between Idle Gear Shaft and Idle Gear Bushing
1. Measure the idle gear shaft O.D. with an outside micrometer.
2. Measure the idle gear bushings I.D. 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.
Factory specification
Oil clearance between
idle gear shaft and idle
gear bushing
Allowable limit
Idle gear shaft O.D. Factory specification
Idle gear bushing I.D. Factory specification
Replacing Idle Gear Bushing
(When removing)
1. Press out the used idle gear bushing using an idle gear bushing
replacing tool.
(When installing)
1. Clean a new idle gear bushing and idle gear bore, and apply
engine oil to them.
2. Press in a new bushing using an idle gear bushing replacing
tool, until it is flush with the end of the idle gear.
(A) When Removing
1-S48
ENGINE
0.050 to 0.091 mm
0.0020 to 0.0035 in.
0.15 mm
0.0059 in.
32.934 to 32.950 mm
1.2967 to 1.2972 in.
33.000 to 33.025 mm
1.2993 to 1.3001 in.
9Y1211108ENS0082US0
0.020 to 0.084 mm
0.00079 to 0.0033 in.
0.10 mm
0.0039 in.
19.967 to 19.980 mm
0.78611 to 0.78661 in.
20.000 to 20.051 mm
0.78741 to 0.78940 in.
9Y1211108ENS0083US0
(B) When Installing
9Y1211108ENS0084US0
KiSC issued 07, 2015 A