Oil Pump: Service and Repair

Removing and Installing/Replacing Oil Pump
Unscrew oil sump, refer to Oil Pan, Engine, Service and Repair.





Caution:
Left-hand threads.
Unfasten nut.

Installation:
Tightening torque, refer to Specifications, Engine.





Remove sprocket with chain.

Installation:
Align splines of chain wheel and oil pump shaft to each other.





Version 1
Oil pump integrated in oil scraper:
Release screws (1), remove oil pump with oil scraper.





Version 2
Oil pump and oil scraper - two parts:
Release screws and remove oil pump intake pipe.





Version 2
Oil pump and oil scraper - two parts:
Release screws and remove oil numbed.





Installation:
Check dowel sleeves (1) for damage and correct installation position.





Installation:
Replace O-ring on intake pipe.





If necessary, remove control piston.
Press sleeve downwards with suitable drift.

Caution: The sleeve for the control plunger is under spring pressure.

Remove circlip.





Installation:
1. Control plunger
2. Spring
3. Sleeve
4. O-ring (replace)
5. Circlip