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Home >> Ford >> 2000 >> Contour SE, 2.5 L, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 798 (Engine - 6.8L- E350 & E450) >> In-Vehicle Repair >> Timing Drive Components >> Removal

Timing Drive Components: Removal

WARNING: This page is about a different car, the 2005 Ford RV Cutaway, 2005 Ford Econoline, 2005 Ford E450 Super Duty, and 2005 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION: Since the engine is not free-wheeling, if the crankshaft or the camshafts are moved in any manner during removal and installation the crankshaft and camshaft must be resynchronized. These steps are located in Engine Assembly, Steps  36 48.
  1. Remove the engine front cover. For additional information, refer to ENGINE FRONT COVER .
  2. Remove the crankshaft sensor ring from the crankshaft.
    Fig 1: View Of Crankshaft Sensor Ring At Crankshaft
    G04583449Courtesy of FORD MOTOR CO.
    3. CAUTION: The caps must be marked for installation in their original location or damage to the engine can occur.
    Fig 2: Removing Bolts
    G03886458Courtesy of FORD MOTOR CO.
  3. Remove the six bolts and remove the balance shaft bearing caps.
  4. Remove the balance shaft.
    Fig 3: Removing Balance Shaft
    G03886459Courtesy of FORD MOTOR CO.
    5. CAUTION: Unless otherwise instructed, at no time when the timing chains are removed and the cylinder heads are installed may the crankshaft or camshaft be rotated. Severe piston and valve damage will occur.
    Fig 4: Positioning Crankshaft
    G03886460Courtesy of FORD MOTOR CO.
  5. Position the crankshaft with the keyway at the 12 o'clock position.
  6. Install and carefully tighten the special tool on the camshafts.
    Fig 5: Identifying Camshaft Special Tool
    G03885311Courtesy of FORD MOTOR CO.
    7. CAUTION: If one or both of the tensioner mounting bolts are loosened or removed, the tensioner-sealing bead must be inspected for seal integrity. If cracks, tears, separation from the tensioner body or permanent compression of the seal bead is observed, install a new tensioner.
  7. Remove the timing chain tensioning system from both timing chains.
    1. Remove the bolts.
    2. Remove the timing chain tensioners.
    3. Remove the timing chain tensioner arms.
      Fig 6: Identifying Timing Chain Tensioning System Components
      G03885312Courtesy of FORD MOTOR CO.
  8. Remove the LH and RH timing chain and the crankshaft sprockets.
    • Remove the RH timing chain from the camshaft sprocket.
    • Remove the RH timing chain from the crankshaft sprocket.
    • Remove the LH timing chain from the camshaft sprocket.
    • Remove the LH timing chain from the crankshaft sprocket.
      Fig 7: Removing Timing Chain
      G03885313Courtesy of FORD MOTOR CO.
  9. Remove the timing chain guides.
    • Remove the bolts.
    • Remove the timing chain guides.
      Fig 8: Removing Timing Chain Guides
      G03886464Courtesy of FORD MOTOR CO.
  10. Remove the bolts, flat washers, camshaft sprockets and right camshaft spacer.
    Fig 9: Removing Bolts, Flat Washers, Camshaft Sprockets And Right Camshaft Spacer
    G03886465Courtesy of FORD MOTOR CO.
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