Disassembly and Reassembly

DISASSEMBLY





1. Remove the suction pipe and the O-ring from the oil pump.
2. Remove the rear cover with the gasket and pins.
3. Remove the cam ring.
4. Remove the rotor and vanes.





5. Remove the front side plate.
6. Remove the inner and outer O-ring.





7. Remove the spring.

NOTE: When assembling, use a new gasket and O-ring.

8. Remove the pulley nut with the spring washer.





9. Pull off the pulley and the woodruff key.
10. Remove the snap ring using snap ring pliers.





11. Drive out the pulley shaft with the bearing. If necessary, use a plastic hammer.





12. Remove the oil seal from the oil pump body.

NOTE: When assembling, use a new oil seal.

13. Remove the guide bracket and nut.
14. Remove the connector from the oil pump body, and take out the flow control valve and the flow control spring.





15. Remove the O-ring from the connector.

CAUTION: Do not disassemble the flow control valve.

INSPECTION
1. Clean all disassembled parts with a suitable cleaning solvent.
2. If any inside parts of the oil pump have been damaged, replace the pump as an assembly.
3. If the pulley is cracked or deformed, replace it.
4. If oil leaks around the pulley shaft oil seal, replace the oil seal.
5. If the serrations of the pulley or pulley shaft are deformed or worn, replace the pulley or pulley shaft.

ASSEMBLY
1. Install the oil pump switch.
2. Install the flow control valve spring, valve and connector in the pump body

NOTE: Apply a thin coat of ATF DEXRON II type to all the replaced parts including the oil seal and O-ring.

3. Install the guide bracket and nut.





4. Using Special Tool (09222-32100), install the oil seal into the pump body
5. Gently insert the shaft assembly and install the snap ring.





6. Install the pump pulley with woodruff key in place.
7. Install the spring and the inner and outer O-rings.





8. Install the front side plate.





9. Insert the pins into the pin grooves of the front housing, then install the cam ring, paying attention to its direction.
10. Install the rotor with its punch marked side facing to wards the front side plate.
11. Install the vane plates with the round end facing out ward.
12. Install the gasket and rear cover.





13. Tighten the suction connector.