Oil Pump: Testing and Inspection

CAUTION: Make necessary correction or parts replacement if wear, damage or any other abnormal conditions are found through inspection.

BODY AND GEARS
The pump assembly must be replaced if one or more of the conditions below is discovered during inspection.
^ Badly worn or damaged driven gear guide.
^ Badly worn driving gear drive face.
^ Badly scratched or scored body sliding face or driven gear.
^ Badly worn or damaged gear teeth.





^ Measure the clearance between the body and the driven gear with a feeler gauge.





^ Measure the clearance between the drive gear and driven gear with a feeler gauge.





^ Measure the side clearance with a precision straight edge and a feeler gauge.