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Home >> GMC >> 1991 >> Value Van 7.4 N >> Repair and Diagnosis >> External Pages >> Different car >> Section 44 (Engine Controls - Adjustments - 5.9L Diesel) >> Adjustments >> Fuel Injection Pump Timing >> Final Reassembly

Final Reassembly

WARNING: This page is about a different car, the 1995 Dodge Pickup and 1995 Dodge Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install oil fill tube and adapter elbow on front timing gear cover. Remove dial indicator, indicator tip and adapter from fuel injection pump.
  2. Install NEW Copper delivery valve washer in fuel injection pump. Install delivery valve assembly in fuel injection pump. Ensure delivery valve assembly is installed in correct direction. See Figure .
  3. Lubricate threads on delivery valve holder with SAE 90W gear oil. DO NOT  lubricate Copper delivery valve washer or seating area on delivery valve holder.
  4. Ensure fill piece, shim(s) and spring are properly installed in delivery valve holder. See Figure . Install delivery valve holder in fuel injection pump. Use care not to allow fill piece, shim(s) or spring to fall from delivery valve holder during installation.
  5. Delivery valve holder must be tightened in 2 steps. Tighten delivery valve holder to 29 ft. lbs. (39 N.m). Using one motion, tighten delivery valve holder to 85 ft. lbs. (115 N.m). Install high-pressure fuel line on delivery valve holder. Tighten high-pressure fuel line nut to specification. See TORQUE SPECIFICATIONS  .
    WARNING: Use care when bleeding high-pressure fuel line, as fuel is under extreme pressure and could penetrate skin, causing personal injury. Wear safety goggles and protective clothing when bleeding high-pressure fuel lines.
  6. Reconnect negative battery cables. Loosen high-pressure fuel line nut at fuel injector (if not previously done) so fuel line can be bled. Crank engine until steady flow of fuel is observed at fuel injector. Tighten high-pressure fuel line nut to specification. Start engine and check for fuel leaks.
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