2 Use a suitable tool (e.g. 12 mm assembly iron) to swivel spring tensioning lever (2) to the left and pull the bolt (3) out of the spring tensioning lever.
3 Slacken spring (4) and press back tensioning pulley.
D13.22-0056-01
5 Pull spring tensioning lever (2) off the guide rail pin (7) and detach from the spring (4).
6 Detach spring (4) from the tensioning lever (2).
Installing Insert spring (4) with colored identification facing up.