9 - 262
ENGINE 5.9L
OIL PUMP (Continued)
Fig. 63 Checking Oil Pump Cover Flatness
1 - COVER
2 - STRAIGHT EDGE
3 - FEELER GAUGE
Fig. 64 Measuring Outer Rotor Thickness
Fig. 65 Measuring Inner Rotor Thickness
Fig. 66 Measuring Outer Rotor Clearance in
1 - PUMP BODY
2 - OUTER ROTOR
3 - FEELER GAUGE
Install inner rotor and shaft into pump body. If
clearance between inner and outer rotors is 0.203
mm (0.008 inch) or more, replace shaft and both
rotors (Fig. 67).
Fig. 67 Measuring Clearance Between Rotors
1 - OUTER ROTOR
2 - FEELER GAUGE
3 - INNER ROTOR
Housing
AN