Oil Pump: Testing and Inspection

Check the inner-to-outer rotor radial clearance.
- Inner-to-Outer Rotor Radial Clearance
- Standard (New): 0.05 - 0.21 mm (0.002 - 0.008 inch)
- Service Limit: 0.23 mm (0.009 inch)





Check the housing-to-rotor axial clearance.
- Housing-to-Rotor Axial Clearance
- Standard (New): 0.02 - 0.07 mm (0.001 - 0.003 inch)
- Service Limit: 0.12 mm (0.005 inch)





Check the housing-to-outer rotor radial clearance.
- Housing-to-Rotor Radial Clearance
- Standard (New): 0.11 - 0.20 mm (0.004 - 0.008 inch)
- Service Limit: 0.21 mm (0.008 inch)