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INSPECTION Check the oil filter mounting surface. The surface must be smooth, flat and free of debris or old pieces OIL PUMP CLEANING Disassemble oil pump and clean all components using a suitable solvent. INSPECTION (1) Check oil pump case for damage and remove rear cover. (2) Remove pump rotors and inspect case for exces- sive wear (Fig. 125). (3) Insert the rotor into the oil pump case (Fig. 126) and measure clearance with a feeler gauge as (4) Using a feeler gauge, measure clearance between inner rotor tip and outer rotor (Fig. 127). (5) Place a straightedge across face of pump hous- ing (Fig. 128). Clearance should be between 0.04 - OIL RELIEF PLUNGER (1) Check that the oil relief plunger slides smoothly (Fig. 125). (2) Check for broken relief spring. Fig. 123 Rocker Arm/Hydraulic Lash Adjuster Assemblies 1 – SPECIAL TOOL MD998443 Fig. 124 Oil Filter and Bracket 1 – 23 N·m (17 IN. LBS.) Fig. 125 Oil Pump Components 1 – INNER ROTOR JX ENGINE 9 - 57 CLEANING AND INSPECTION (Continued) |