BF15DmBF20D
2.
OIL
PUMP
a.
DISASSEMBLY
1) Remove the three
6
x
35
mm flange bolts and remove the
oil pump assembly and oil pump O-ring. Discard the
0-
ring, replace with new one when reassembly.
2)
Remove the two
5
x
12
mm flange bolts and remove the
oil pump cover and cover O-ring. Discard the O-ring,
replace with new one when reassembly.
3)
Remove the inner rotor, pump shaft,
4
x
15.8 mm pin and
11 mm thrust washer.
4)
Remove the outer rotor.
[11
OiL
PUMP
O-RING
121
OIL
PUMP BODY
191
4
x
15.8
131
PUMP
COVER
O-RING
181
OUTER ROTOR
[71
11
mm
THRUST
WASHER
181
OUTER ROTOR
[71
11
mm
THRUST
WASHER
b.
INSPECTION
Measure the oil pump rotor tip clearance with the pump shaft
installed.
ROTOR-TIP CLEARANCE
-
Standard
15 mm
(0.6
in) max.
Service limit
0.20
mm (0.008 in)
10-5
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