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Home >> Ford >> 1998 >> Econoline Chateau >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (Engine - 7.3L (99F E Series & 99F F450/550) V8 Turbo Diesel - VIN F) >> Removal & Installation >> Cylinder Head >> Removal (F250 HD, F350 & F250-F550 Super Duty)

Removal (F250 HD, F350 & F250-F550 Super Duty)

WARNING: This page is about a different variant/trim than selected.
  1. Disconnect negative battery cables. Drain cooling system. Place container below water drain line at bottom of fuel filter/water separator housing.
  2. Rotate water drain lever away from fuel filter/water separator housing and allow fuel to drain. Water drain lever is located near top of fuel filter/water separator housing.
  3. Disconnect fuel line assembly from rear of cylinder heads. This fuel line runs between fuel pump and cylinder heads. DO NOT bend fuel line. For driver's side cylinder head, go to step 6)  .
  4. On passenger's side cylinder head, note direction of accessory drive belt routing for installation reference. Rotate accessory drive belt tensioner away from accessory drive belt. Remove accessory drive belt. Remove turbocharger compressor manifold. Disconnect electrical connectors from generator. Remove engine ground cable. Remove generator mounting bracket and generator as an assembly. Remove A/T oil dipstick and dipstick tube. Remove screws from Manifold Absolute Pressure (MAP) sensor and position sensor aside.
  5. Discharge A/C system (if equipped) using approved refrigerant recovery/recycling equipment. Disconnect electrical connector from A/C compressor clutch. Disconnect A/C refrigerant lines from A/C compressor and plug line openings. Remove A/C compressor and mounting bracket. Go to step 7)  .
  6. On driver's side, disconnect lines at power steering pump. Remove generator mounting bracket, if equipped. Disconnect high pressure line. Disconnect injection pressure sensor connector.
    WARNING: The Injector Driver Module (IDM) supplies 115 volts DC into each fuel injector connected to engine wiring harness. DO NOT pierce any wires in engine wiring harness when servicing valve cover gasket and fuel injector.
  7. On all applications, disconnect engine wiring harness wires from valve cover gasket connector. DO NOT pierce any wires in engine wiring harness. Remove valve cover. Disconnect engine wiring harness wires from fuel injectors and glow plugs. Remove valve cover gasket from cylinder head.
  8. Remove fuel injectors from cylinder head. See FUEL INJECTOR . Remove glow plugs from cylinder head.
  9. Remove rocker arm assemblies and push rods. See ROCKER ARM ASSEMBLY & PUSH ROD . Remove exhaust manifold. See EXHAUST MANIFOLD .
  10. Disconnect necessary ground straps at cylinder head. Disconnect fuel return line from cylinder head. Remove 4 fuel injector shoulder bolts. Remove cylinder head bolts, cylinder head and cylinder head gasket.
CAUTION: DO NOT resurface cylinder head. If cylinder head warpage exceeds specification, replace cylinder head.
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