Oil Pump - Kubota WSM OC60-E2 Workshop Manual

OC60-E2, OC95-E2, WSM

(4) Oil Pump

Camshaft Side Clearance
1. Set a dial indicator (lever type) and put a screwdriver instead
through the injection pump mount opening to see if there is a
clearance on the right and left of the camshaft.
2. If the clearance exceeds the allowable limit, adjust the
clearance with shims.
Factory
spec.
Side clearance of
crankshaft
Allowable limit
(Reference)
Thickness of adjusting shims: 0.2 mm (0.079 in.)
Model
OC60-E2
OC95-E2
Rotor Lobe Clearance
1. Measure the clearance between a high point on the inner rotor
and high point the outer rotor with a thickness gauge.
2. If the clearance exceeds the factory allowable limit, replace
the oil pump rotor assembly.
Factory spec.
Clearance between
inner rotor and outer
rotor
Allowable limit
Clearance between Outer Rotor and Pump Body
1. Measure the clearance between the outer rotor and the pump
body with a thickness gauge.
2. If the clearance exceeds the allowable limit, replace the oil
pump rotor assembly.
Factory spec.
Clearance between
outer rotor and pump
body
Allowable limit
S-49
0.05 to 0.20 mm
OC60-E2
0.0020 to 0.0079 in.
0.05 to 0.25 mm
OC95-E2
0.0020 to 0.0098 in.
0.35 mm
0.0138 in.
Code No.
11420-16261
11460-16261
0000009299E
0.15 mm
0.0059 in.
0.20 mm
0.0079 in.
0000009300E
0.090 to 0.171 mm
0.0035 to 0.0067in.
0.24 mm
0.0079 in.
0000009301E
ENGINE