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Vibration Damper: Installation

CAUTION: To prevent severe damage to the Crankshaft, Damper or Special Tool 8512, thoroughly clean the damper bore and the crankshaft nose before installing Damper.
  1. Align crankshaft damper slot with key in crankshaft. Slide damper onto crankshaft slightly.
    2. CAUTION: Special Tool 8512A, is assembled in a specific sequence. Failure to assemble this tool in this sequence can result in tool failure and severe damage to either the tool or the crankshaft.
    Fig 1: Identifying Proper Assembly Method For Special Tool 8512-A
    G01744772Courtesy of DAIMLERCHRYSLER CORP.
  2. Assemble Special Tool 8512-A as follows, The nut is threaded onto the shaft first. Then the roller bearing is placed onto the threaded rod (The hardened bearing surface of the bearing MUST  face the nut). Then the hardened washer slides onto the threaded rod. Once assembled coat the threaded rod's threads with Mopar® Nickel Anti-Seize or (Loctite No. 771).
  3. Using Special Tool 8512A, press damper onto crankshaft.
    Fig 2: Installing Crankshaft Damper
    G01744773Courtesy of DAIMLERCHRYSLER CORP.
  4. Install then tighten crankshaft damper bolt to 175 N.m (130 ft. lbs.).
  5. Install accessory drive belt. See COOLING SYSTEM (MECHANICAL) article.
  6. Connect negative cable to battery.
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