Camshaft Side Clearance; Camshaft Alignment; Cam Height - Kubota KX080-3 Workshop Manual

WSM KX080-3 Service

Camshaft Side Clearance

1. Set a dial indicator with its tip on the camshaft.
2. Measure the side clearance by moving the cam gear to the front
and rear.
3. If the measurement exceeds the allowable limit, replace the
camshaft stopper.
Factory spec.
Side clearance
Allowable limit

Camshaft Alignment

1. Support the camshaft with V block on the surface plate and set
a dial indicator with its tip on the intermediate journal at right
angle.
2. Rotate the camshaft on the V blocks and get the misalignment
(half of the measurement).
3. If the misalignment exceeds the allowable limit, replace the
camshaft.
Camshaft alignment Allowable limit

Cam Height

1. Measure the height of the cam at its highest point with an outside
micrometer.
2. If the measurement is less than the allowable limit, replace the
camshaft.
Factory
spec.
Intake and exhaust cam
height
Allowable
limit
III-S-153
Engine
0.07 to 0.22 mm
0.0028 to 0.0087 in.
0.30 mm
0.0118 in.
W1064307
0.01 mm
0.00039 in.
W1064422
Intake 37.63 mm
valve 1.4815 in.
Exhaust 38.96 mm
valve 1.5338 in.
Intake 37.13 mm
valve 1.4618 in.
Exhaust 38.46 mm
valve 1.5141 in.
W1064551