Oil Pump: Testing and Inspection

OIL PUMP INSPECTION
Using a feeler gauge, straightedge and micrometers, check the following clearances:





1 of 3





2 of 3





3 of 3

If the tip clearance (2) exceeds the limit, replace rotor set. If body to rotor clearances (1, 3, 4, 5) exceed the limit, replace oil pump body assembly.





Clearance standard