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12. Remove the intake manifold cover and gasket. Keep the gasket material and any other material out of the air intake. 13. Clean the intake manifold cover and cylinder head sealing surface. CLEANING Clean manifold in solvent and blow dry with compressed air. Clean cylinder block gasket surfaces using a suitable solvent. The plenum pan rail must be clean and dry (free of all foreign material). INSPECTION Inspect manifold for cracks. Inspect mating surfaces of manifold for flatness with a straightedge. INSTALLATION 1. Using a new gasket, install the intake manifold cover. 2. Install the cover-to-cylinder head bolts that do not hold down the fuel rail. Tighten the bolts to 24 N·m (18 ft. lbs.) torque. 3. Install the high pressure rail and fuel lines (Refer to 14 - FUEL SYSTEM/FUEL DELIVERY/FUEL LINES - INSTALLATION). 4. Using two (2) new gaskets, install the intake air grid heater and air inlet housing. 5. Connect the manifold air temperature/pressure sensor connector. 6. Install and tighten the air intake heater power supply nuts to 14 N·m (120 in. lbs.) torque. 7. Install oil dipstick tube support at fuel filter housing. 8. Install the engine oil dipstick tube and mounting bolt. 9. Position the charge air cooler outlet tube onto the air inlet housing. Tighten the clamps to 11 N·m (100 in. lbs.) torque. 10. Attach the engine wire harness to the air inlet housing at two locations. 11. Prime the fuel system. Refer to the fuel priming procedure in Group 14, Fuel System. 12. Connect the battery negative cables. 9 - 2630 ENGINE - 5.9L DIESEL - SERVICE INFORMATION DR/DH |