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mounting bolt hole. Grooves at both ends of the rocker shaft supply oil through the rocker arm where the oil travels DIAGNOSIS AND TESTING—ENGINE OIL PRESSURE 1. Remove the 1/8 npt plug from the top of the oil filter housing. 2. Install Oil Pressure Line and Gauge Tool C-3292 with a suitable adapter. 3. Start engine and warm to operating temperature. 4. Record engine oil pressure and compare with engine oil pressure chart. CAUTION: If engine oil pressure is zero at idle, DO NOT RUN THE ENGINE. Engine Oil Pressure (MIN) At Idle 68.9 kPa (10 psi) At 2500 rpm 206.9 kPa (30 psi) If minimum engine oil pressure is below these ranges, (Refer to 9 - ENGINE - DIAGNOSIS AND TESTING). 5. Remove oil pressure gauge and install the 1/8 npt plug. OIL STANDARD PROCEDURE STANDARD PROCEDURE - ENGINE OIL LEVEL CAUTION: Do not overfill crankcase with engine To ensure proper lubrication of an engine, the engine 1. Position vehicle on level surface. 2. With engine OFF, allow approximately 15 minutes for oil to settle to bottom of crankcase, remove 3. Wipe dipstick clean. 4. Replace dipstick and verify it is seated in the tube. 5. Remove dipstick, with handle held above the tip, take oil level reading. 6. Add oil only if level is below the SAFE RANGE area on the dipstick. 7. Replace dipstick. STANDARD PROCEDURE - ENGINE OIL SERVICE WARNING: HOT OIL CAN CAUSE PERSONAL INJURY. NOTE: Change engine oil and filter at intervals specified in the owner’s manual. 1. Operate the engine until the water temperature reaches 60°C (140°F). Shut the engine off. 2. Use a container that can hold at least 14 liters (15 quarts) to hold the used oil. Remove the oil drain plug and drain the used engine oil into the container. 9 - 2622 ENGINE - 5.9L DIESEL - SERVICE INFORMATION DR/DH |