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Engine Mechanical - 2.5L - (Except Hybrid): Overhaul Ford Escape II

Mechanical 1 illustration ~376 words

Disassembly

Note. If the components are to be reinstalled, they must be installed in the same positions. Mark the components removed for locations.

  1. Remove the 4 bolts and the coolant outlet. Discard the gasket.
  2. Remove the 2 bolts and the EGR valve. Discard the gasket.
  3. Remove the Cylinder Head Temperature (CHT) sensor.
  4. Remove the spark plugs.
  5. Using the Valve Spring Compressors, compress the valve springs and remove the valve collets, valve spring retainers and the valve springs.
  6. Inspect the components, if necessary. For additional information, refer to «ENGINE SYSTEM-GENERAL INFORMATION»(ref-344060) .
  7. Remove the valves.
  8. Using the Valve Stem Oil Seal Remover and Slide Hammer, remove and discard the valve seals.
  9. Inspect the valves. For additional information, refer to «ENGINE SYSTEM-GENERAL INFORMATION»(ref-344060) . Install new parts, as necessary.

Assembly

  1. Install the valves.
  2. Using the Valve Stem Oil Seal Installer, install the valve seals.
  3. Using the Valve Spring Compressors, install the valve springs. Insert the valve springs and the valve spring retainers. Compress the valve springs and install the valve collets, using multi-purpose grease and a small screwdriver.
  4. Install the spark plugs. Tighten to 12 Nm (106 lb-in).
  5. Install the CHT sensor. Tighten to 12 Nm (106 lb-in).
  6. Using a new gasket, install the EGR valve and 2 bolts Tighten to 20 Nm (177 lb-in).
  7. Using a new gasket, install the coolant outlet and 4 bolts. Tighten to 10 Nm (89 lb-in).
  1. Remove the piston rings from the piston. Discard the piston rings.
  2. Remove the 2 piston pin retainers and the piston pin.
  3. Separate the piston from the connecting rod.
  4. Clean and inspect the piston and connecting rod. For additional information, refer to «ENGINE SYSTEM-GENERAL INFORMATION»(ref-344060) .

Scheme 143

Scheme 143: Assembly
Scheme 143: Assembly
  1. Align the piston-to-connecting rod orientation marks, and position the connecting rod in the piston.
  2. Lubricate the piston pin and pin bore with clean engine oil.
  3. Install the piston pin in the piston and connecting rod assembly.
  4. Install the piston pin retaining clips in the piston.
  5. Lubricate the piston and the new piston rings with clean engine oil.
  6. Install the piston rings onto the piston as shown. Piston pin Upper oil control ring gap location Lower oil control ring gap location Center line of the piston pin bore and the expander gap

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