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4.2.10 Assembly – Oil Pump
Instructions
Cautionary Notes
1. Clean and oil all components
Refer CRA-352-1 and CRA-357
2. Insert oil pump impeller and rotor into its
pocket.
3. Check clearance between impellor / rotor
assembly and oil pump retainer. See
Clearance chart 3.4.1
Use Plastigauge between impellor
assembly and oil pump retainer to check
clearance.
4. Oil the pump rotor with medium – heavy
oil and fit retainer.
Torque cap screws to 17 ft-lb.
5. Fit oil pump driven gear and 6 mm hex
drive key to oil pump and check for ease
of rotation of oil pump. Locate thrust
washer in gear.
6. Rotate driven gear to check freedom of
movement.
4.2.11 Oil Pump Relief Valve
Instructions
Cautionary Notes
1. Fit new o-ring and back-up ring to o–ring
retainer.
Apply grease to o-rings
2. Fit oil pressure relief valve plunger,
spring & o-ring retainer.
Take care not to damage o-rings when
inserting retainer.
3. Fit relief valve adjustment screw
Adjust spring tension to ¾ of full travel of
adjustment screw.
OIL PRESSURE ADJUSTMENT MUST
BE CARRIED OUT AFTER
OVERHAUL OF RELIEF VALVE.
Refer sections 3.6.7 & 3.6.8
Intermech Ltd. BBR-6015-2 Compressor Service Manual
