Kubota WSM J Series Workshop Manual page 127

J SERIES, WSM
Oil Clearance between Rocker Arm and Rocker Arm Shaft
1. Measure the rocker arm shaft O.D. with an outside micrometer.
2. Measure the rocker arm I.D. with an inside micrometer, and then
calculate the oil clearance.
3. If the oil clearance exceeds the allowable limit, replace the rocker
arm and measure the oil clearance again. If it still exceeds the
allowable limit, replace also the rocker arm shaft.
[Z482, D722]
Factory spec.
Oil clearance between
rocker arm and rocker
arm shaft
Allowable limit
Rocker arm shaft O.D. Factory spec.
Rocker arm I.D. Factory spec.
[D1005, V1305]
Factory spec.
Oil clearance between
rocker arm and rocker
arm shaft
Allowable limit
Rocker arm shaft O.D. Factory spec.
Rocker arm I.D. Factory spec.
Push Rod Alignment
1. Place the push rod on V blocks.
2. Measure the push rod alignment.
3. If the measurement exceed the allowable limit, replace the push
rod.
Push rod alignment Allowable limit
S-81
ENGINE
0.016 to 0.045 mm
0.00063 to 0.00177 in.
0.15 mm
0.0059 in.
10.473 to 10.484 mm
0.41232 to 0.41276 in.
10.500 to 10.518 mm
0.41339 to 0.41410 in.
0.016 to 0.045 mm
0.00063 to 0.00177 in.
0.10 mm
0.0039 in.
11.973 to 11.984 mm
0.47138 to 0.47181 in.
12.000 to 12.018 mm
0.47244 to 0.47315 in.
W11199710
0.25 mm
0.0098 in.
W11220210
KiSC issued 10, 2016 A