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OIL PUMP
ENG
EB402140
OIL PUMP INSPECTION
1. Inspect:
SDrive gear (oil pump)
SDriven gear (oil pump)
1
SPump housing
SPump housing cover
Wear/cracks/damage! Replace
2. Measure:
STip clearance
A
(between the inner rotor
1
and the outer
rotor
2
)
SSide clearance
B
(between the outer rotor
2
and the pump
housing
3
)
Out of specification ! Replace the oil
pump assembly.
SHousing and rotor clearance
C
(between the pump housing
3
and the ro-
tors
1
2
)
Out of specification ! Replace the oil
pump assembly.
Tip clearance
A
:
0.10 0.34 mm <Limit: 0.40 mm>
Side clearance
B
:
0.013 0.036 mm
<Limit: 0.15 mm>
Housing and rotor clearance
C
:
0.04 0.09 mm <Limit: 0.15 mm>