LEMON Manuals: Even more car manuals for everyone
Home >> Lincoln >> 2004 >> Aviator AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 476 (Engine) >> Disassembly And Assembly Of Subassemblies >> Cylinder Head >> Disassembly

Cylinder Head: Disassembly

WARNING: This page is about a different car, the 2004 Lincoln Town Car. However, it is still accessible from the selected car via links, so may be relevant.
    CAUTION: Do not remove the camshaft before removing the roller followers.
    CAUTION: Place cylinder head on a cardboard or wood surface to prevent damage to the joint face.
    Fig 1: Installing Special Tool Between Valve Spring Coils
    G03248258Courtesy of FORD MOTOR CO.
  1. Install the special tool between the valve spring coils to prevent valve stem seal damage.
  2. NOTE: The roller followers must be reinstalled in their original locations. Record roller follower locations.
    Fig 2: Removing Roller Followers
    G03248259Courtesy of FORD MOTOR CO.
  3. Use the special tool to compress the valve springs, and remove the roller followers.
  4. NOTE: The hydraulic lash adjusters must be installed in their original locations. Record hydraulic lash adjuster locations.
    Fig 3: Removing Hydraulic Lash Adjusters
    G03248260Courtesy of FORD MOTOR CO.
  5. Remove the hydraulic lash adjusters.
  6. Use the special tool to compress the valve springs.
    Fig 4: Compressing Valve Springs
    G03248261Courtesy of FORD MOTOR CO.
  7. CAUTION: Keep valves and valve spring retainer keys in order so they can be installed in the same positions.
    Fig 5: Removing Valve Spring Retainer Keys, Valve Spring Retainers, Valve Springs, And Valves
    G03248262Courtesy of FORD MOTOR CO.
  8. Remove the valve spring retainer keys, the valve spring retainers, the valve springs, and the valves.
  9. Remove the valve stem seals.
    Fig 6: Removing Valve Stem Seals
    G03248263Courtesy of FORD MOTOR CO.
  10. NOTE: The camshaft bearing caps must be installed in their original location. Record camshaft bearing cap location.
    Fig 7: Removing Camshaft Bearing Caps
    G03248264Courtesy of FORD MOTOR CO.
  11. Remove the bolts, the bearing caps and the camshaft.