Chapter 4 – Lubrication
Service manual AJP PR3/PR4 4 - 9
Pump Gear.
Inspect the two rotors.
Check the shaft of the pump gears and rotor
pin for wear or damage.
Inspect the body of the oil pump for the
existence of excessive wear signs.
Assembly
Fit the inner rotor on the outside with the
marks facing the outside.
Enter the axis on the rotor with the pin
inserted into the existing countersink.
Apply oil on the inner and outer rotors and put
it on the body of the oil pump.