Kubota RTV1140CPX, Workshop Manual

Page: 128 / 379

ENGINE
RTV1140CPX, WSM
1-S45
Idle Gear 1 Side Clearance
1. Set a dial indicator with its tip on the idle gear.
2. Measure the side clearance by moving the idle gear from the
front and rear.
3. If the measurement exceeds the allowable limit, replace the idle
gear collar.
9Y1210293ENS0078US0
Camshaft Side Clearance
1. Set a dial indicator with its tip on the camshaft.
2. Measure the side clearance by moving the cam gear from the
front to rear.
3. If the measurement exceeds the allowable limit, replace the
camshaft stopper.
9Y1210293ENS0079US0
Camshaft Alignment
1. Support the camshaft with V blocks on the surface plate at both
end journals.
2. Set a dial indicator with its tip on the intermediate journal.
3. Measure the camshaft alignment.
4. If the measurement exceeds the allowable limit, replace the
camshaft.
9Y1210293ENS0080US0
Cam Lobe Height
1. Measure the height of the cam lobe at its highest point with an
outside micrometer.
2. If the measurement is less than the allowable limit, replace the
camshaft.
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Idle gear 1 side
clearance
Factory specification
0.20 to 0.51 mm
0.0079 to 0.020 in.
Allowable limit
0.80 mm
0.031 in.
Camshaft side clearance
Factory specification
0.070 to 0.22 mm
0.0028 to 0.0086 in.
Allowable limit
0.30 mm
0.012 in.
Camshaft alignment Allowable limit
0.01 mm
0.0004 in.
Cam lobe height of
intake
Factory specification
28.80 mm
1.134 in.
Allowable limit
28.75 mm
1.132 in.
Cam lobe height of
exhaust
Factory specification
29.00 mm
1.142 in.
Allowable limit
28.95 mm
1.140 in.
KiSC issued 05, 2014 A