Remove the heater (64 11 200). Detach clips (3 and 3 a), clamp screw (B) and snap fastening on control lever. Remove the cable. When installing: Adjust length of cable (64 11 124).
Remove cover for heater controls (64 11 300) but do not detach switch plate. Detach clips (3 and 3 a), clamp screw (B) and snap fastening on control lever. Remove the cable. When installing: Adjust length of cable (64 11 124).