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Home >> Mercury >> 2008 >> Milan Base, 2.3 Z, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 11 (Transfer Case - Power Transfer Unit (PTU)) >> In-Vehicle Servicing >> Output Shaft Seal >> Removal

Output Shaft Seal: Removal

WARNING: This page is about a different variant/trim than selected.
  1. With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to JACKING AND LIFTING article.
  2. Remove the exhaust flexible pipe. For additional information, refer to EXHAUST SYSTEM article.
  3. NOTE: Index-mark both the driveshaft flanges for installation.
  4. Remove the 4 driveshaft-to-Power Transfer Unit (PTU) output flange bolts. Disconnect the driveshaft from the PTU and position it aside.
    • Using mechanic's wire, support the driveshaft.
  5. NOTE: Rotational torque of the PTU rear output shaft flange must be measured and recorded using a Nm (lb-in) torque wrench for correct pinion bearing preload when reassembled. This will be the torque-to-turn measurement.
  6. Using a suitable torque wrench, measure and record the rotational torque.
  7. Fig 1: Measuring Rotational Torque Using A Suitable Torque Wrench
    GF0030123Courtesy of FORD MOTOR CO.
  8. Using the Drive Pinion Flange Holding Fixture, hold the output pinion flange. Remove and discard the pinion nut.
  9. Fig 2: Holding Output Pinion Flange Using Special Tool (205-126)
    GF0030124Courtesy of FORD MOTOR CO.
    NOTE: Index-mark the output pinion flange to the pinion shaft.
  10. Using the Output Flange Remover, remove the output pinion flange.
  11. Fig 3: Removing Output Pinion Flange Using Special Tool (307-523)
    GF0030125Courtesy of FORD MOTOR CO.
  12. Remove and discard the output shaft seal deflector.
  13. Remove and discard the output shaft seal.
  14. Remove and discard the collapsible spacer.