724719 Removing and Installing Rear Backrest

WM 724719 Removing and installing rear backrest

Technical values






Removing rear backrest









1. Unlock back seats -3, 4- and fold forward by 90°.





2. Only for 2/3-split folding backrest: To undo the belt fitting unscrew the fastening screw -5- and lay seat belt mount -6- to one side.





3. Only for vehicles with heated seats: Release seat heating plug connection -7- -arrow A- and disconnect -arrows B-.





4. Fold backrest to the front.
4.1. Remove rear headrests, unlock backrests -1,2- and fold fully forward.





5. Remove safety bracket.
5.1. Unscrew fastening screw -8- for safety bracket -9-.
5.2. Remove safety bracket -9-.





6. Fold backrest -1,2- upwards 45°.





7. Disengage backrest -1,2- from centre bearing in -direction of arrow-.





8. Remove backrest -1,2- at outer shaft bolt -10-.

Information

Make sure that the bearing sleeve -11- does not become loose and tilt.









Removing bushing for centre bearing





1. At the joint of bearing shells -14- , insert a screwdriver between shell and shaft bolt -13-.





2. Gently push the bearing shell -14- sideways.





3. Pull bearing shells -14- apart and remove.






Installing rear backrest

Installing bushing for centre bearing





1. Clip in bearing shells. Place both bearing shells -14- on the shaft bolt -13-.





2. Press together both bearing shells -14- until the locking lugs of the bearing shells are felt to snap together.





Installing rear backrest





1. Clip any bearing sleeves -12- that may have become unclipped during removal into the backrests -1,2-.









2. Position backrest -1,2- at an angle of 45°.





3. Push backrest -1,2- onto outer bearing -10-.





4. Insert centre shaft bolt of backrest -13- into the centre bearing in -direction of arrow-.





5. Fold backrest down fully.
6. Install safety bracket.
6.1. Hook in retaining bar -9-.
6.2. Screw in fastening screw -8- on safety bracket -9- and tighten to the specified tightening torque. => Tightening torque: 20 Nm (15 ftlb.)+/-2 Nm (+/-1.5 ftlb.)





7. Fold backrests -1, 2- up fully and engage in locks. Insert rear headrests.





8. Only for vehicles with heated seats: Push together the seat heating plug connection -7- , until the locking tabs click into place -arrow A-.





9. Only for 2/3-split folding backrest: Position seat belt mount -6-.
10. Screw in fastening screw -5- and tighten to the specified tightening torque. => Tightening torque: 50 Nm (37 ftlb.)+/-4 Nm (+/-3 ftlb.)





11. Fold rear seats -3, 4- back fully and engage in locks.





CAUTION

Safety-related bolts.

- Always replace fastening screws for seat belt mount after customer service and reworking.
- Never make alterations to the micro-encapsulated screws, which have a negative effect on the bond (e.g. using lubricant, loosening bolts and screwing them down again).

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