Service Manual

LUBRICATION SYSTEM
9-6
2.2 Inspecting oil pump
2.2.1 Measuring clearance between outer rotor
and inner rotor
Measure the clearance between the outer rotor and the inner
rotor. If measured value exceeds the limit, replace the oil
pump with new one.
Measuring clearance between outer rotor and
inner rotor
2.2.2 Measuring end play of rotor and pump case
Measure the end play of the rotor and the pump case. If
measured value exceeds the limit, replace the oil pump with
new one.
Measuring end play of rotor and pump case
2.2.3 Measuring clearance between outer rotor
and pump case
Measure the clearance between the outer rotor and the pump
case. If measured value exceeds the limit, replace the oil
pump with new one.
Measuring clearance between outer rotor and
pump case
Item Standard Limit
Clearance between outer
rotor and inner rotor
0.13 to 0.15 mm
[0.0051 to 0.0059 in.]
0.20 mm
[0.0079 in.]
Feeler gauge
Item Standard Limit
End play of rotor and
pump case
0.04 to 0.09 mm
[0.0016 to 0.0035 in.]
0.15 mm
[0.0059 in.]
Straight edge
Thick feeler gauge
Item Standard Limit
Clearance between
outer rotor and case
0.20 to 0.30 mm
[0.0079 to 0.0118 in.]
0.50 mm
[0.0197 in.]
Feeler gauge