300SL (129.061) L6-3.0L (104.981) (1991)
20
The two control cables (2 and 3) of the backrest locking system must be adjusted to a play of 0-1 mm.
21
Install toothed belt and tension by shifting motor (M25m5) upward and tighten screws.
22
Adjust tension of toothed belt to play of approx. 3 - 7 mm when force of approx. 30 N is applied by hand.