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Home >> Mercury >> 2009 >> Mariner Base, 2.5 7, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 16 (Manual Transmission & Clutch - General Information) >> General Procedures >> Clutch Pressure Plate Check

Clutch Pressure Plate Check

WARNING: This page is about a different car, the 2009 Ford Mustang. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: The 5.4L application is an assembly of discs and plates. It is serviced as an assembly only.
  1. Check the clutch pressure plate surface for the following conditions. Install a new clutch pressure plate as necessary.
    • Cracking, scoring or other surface marks
      • Use an emery cloth to remove minor imperfections in the clutch pressure plate surface
    • Discoloration
  2. Check the diaphragm spring fingers for the following conditions. Install a new clutch pressure plate as necessary.
    • Scoring, bent or broken segments
    • Spring ends that are higher or lower than the rest.
    • Discoloration
  3. Measure the flatness of the clutch pressure plate surface with a straightedge and a feeler gauge.
    4. Fig 1: Measuring Flatness Of Clutch Pressure Plate Surface
    GF0015720Courtesy of FORD MOTOR CO.
  4. Measure the wear of the diaphragm spring fingers.
    5. Fig 2: Measuring Wear Of Diaphragm Spring Fingers
    GF0015721Courtesy of FORD MOTOR CO.
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