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Home >> Ford >> 2000 >> Taurus LX, 3.0 2, AX4N >> Repair and Diagnosis >> External Pages >> Different car >> Section 136 (Engine - 5.4L (3V) - F250-F550 Super Duty) >> In-Vehicle Repair >> Valve Seals >> Removal

Valve Seals: Removal

WARNING: This page is about a different car, the 2005 Ford Pickup and 2005 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

    RH valve seals 

  1. Remove the air cleaner and air cleaner inlet tube. For additional information, refer to AIR CLEANER INTAKE PIPE -- 5.4L (3V) .
  2. Remove the RH valve cover. For additional information, refer to VALVE COVER - RH .
  3. Remove the cooling fan shroud. For additional information, refer to COOLING FAN -- BLADE, CLUTCH AND SHROUD .
  4. Remove the generator. For additional information, refer to GENERATOR -- GASOLINE ENGINES .
  5. Install the special tools.
    Fig 1: Installing Special Tools
    G04647876Courtesy of FORD MOTOR CO.
  6. Remove the 4 exhaust manifold-to-exhaust Y-pipe nuts.
    Fig 2: Locating Exhaust Manifold-To-Catalytic Converter Nuts
    G03920889Courtesy of FORD MOTOR CO.
    7. CAUTION: Only use hand tools when removing the transmission mount-to-crossmember nuts or damage to the transmission mount can occur.
    Fig 3: Identifying Transmission Mount-To-Crossmember Nuts
    G03963913Courtesy of FORD MOTOR CO.
  7. Loosen the transmission mount-to-crossmember nuts.
    8. CAUTION: Only use hand tools when removing the engine support insulator nuts or damage to the engine support insulators can occur.
    NOTE: RH shown, LH similar.
    Fig 4: Identifying Engine Mount Nuts
    G03919938Courtesy of FORD MOTOR CO.
  8. Remove the 3 RH engine support insulator nuts, and only loosen the 3 LH engine support insulator nuts.
  9. Using the special tools, raise the engine.
    Fig 5: Installing Special Tools
    G04647876Courtesy of FORD MOTOR CO.

    10. LH valve seals 

  10. Depending on the valve being serviced, remove the LH or RH valve cover. For additional information, refer to VALVE COVER - LH  or VALVE COVER - RH .

    11. All valve seals 

  11. Remove the spark plug. For additional information, refer to SPARK PLUGS .
  12. Rotate the crankshaft until the piston for the valve being serviced is at the top of its stroke with the intake valve and the exhaust valves closed.
    13. CAUTION: If the components are to be reinstalled, they must be installed in the same positions. Mark the components for installation into their original locations.
    Fig 6: Compressing Valve Spring With Special Tool
    G03919946Courtesy of FORD MOTOR CO.
  13. Using the special tool, compress the valve spring and remove the camshaft roller follower.
  14. Use compressed air in the cylinder being serviced to hold the valves in position.
    • Apply a minimum of 965 kPa (140 psi) of compressed air into the cylinder.
    15. CAUTION: If air pressure has forced the piston to the bottom of the cylinder, any loss of air pressure will allow the valve to fall into the cylinder. If air pressure must be removed, support the valve prior to removal.
    CAUTION: If the components are to be reinstalled, they must be installed in the same positions. Mark the components for installation into their original locations.
    NOTE: If a valve drops into the cylinder, remove the cylinder head. For additional information, refer to CYLINDER HEAD .
    Fig 7: Compressing Valve Spring
    G03920063Courtesy of FORD MOTOR CO.
  15. Using the special tool, compress the valve spring and remove the valve spring retainer keys.
  16. Remove the valve spring retainer, the valve spring and the valve seal.
    • Discard the valve seal.
  17. Inspect the components. For additional information, refer to ENGINE SYSTEM-GENERAL INFORMATION .
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