Mercedes Coupes/Sedans/Wagons 1974-1984 Repair Guide

Damper Strut

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REMOVAL & INSTALLATION 190D and 190E Models



See Figure 1

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Fig. Fig. 1: Damper strut upper mounting190D and 190E models

  1. Raise the front of the vehicle and support it with jackstands. Remove the wheel.
  2.  
  3. Using a spring compressor, compress the spring until any load is removed from the lower control arm.
  4.  

When using a spring compressor, be sure that at least 71/ 2 coils are engaged before applying tension.

  1. Support the lower control arm with a floor jack. Loosen the retaining bolt for the upper end of the damper strut by holding the inner piston rod with an Allen wrench and then unscrewing the nut. NEVER use an impact wrench on the retaining nut.
  2.  


CAUTION
Never unscrew the nut with the axle half at full reboundthe spring may fly out with considerable force, causing personal injury.

  1. Unbolt the two screws and one nut and then disconnect the lower damper strut from the steering knuckle.
  2.  
  3. Remove the strut down and forward. Secure the steering knuckle in position so that it won't tilt.
  4.  
  5. Installation is in the reverse order of removal. Please note the following:
    1. When attaching the lower end of the damper strut to the steering knuckle, first position all three screws; next tighten the two lower screws to 72 ft. lbs. (100 Nm); finally, tighten the nut on the upper clamping connection screw to 54 ft. lbs. (75 Nm).
    2.  
    3. Tighten the retaining nut on the upper end of the damper strut to 44 ft. lbs. (60 Nm).
    4.  

  6.  

 
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