76
Oil Pump
1) Inspect oil seal lip for fault or other damage. Replace
as necessary.
2) Inspect outer and inner gears, gear plate, and oil pump
case for excessive wear or damage.
Radial clearance:
Check radial clearance between outer rotor and
case, using thickness gauge.
If clearance exceeds its limit, replace outer rotor
or case.
Item Standard Limit
Radial clearance
between outer rotor
and case
0.10–0.17 mm
(0.0040–0.0067 in.)
0.31 mm
(0.0122 in.)
Side clearance:
Using straightedge and thickness gauge, mea-
sure side clearance.
Item Standard Limit
Side clearance
of inner and
outer rotors
0.065–0.115 mm
(0.0026–0.0045 in.)
0.15 mm
(0.0059 in.)