- Insert the bushing with locking pins for both sides of the square driving shaft 20 x 20 (Fig. 14).
- Fix the adjustable support angle bars to the moveable up-and-over door frame in line with the square driving shaft (Fig. 15). WARNING: fastening screws not supplied.
- Insert bushings in the supports (Fig. 16), bolt the support structures into place (Fig. 17).
- Check that the STRAIGHT LEVERS (code ACG8720) are perfectly perpendicular and do not touch the counterweight casing or moving door parts. The PAIR OF CURVED LEVERS (code ACG8722) should
be mounted when there is less than the 15 mm minimum space guaranteed between the moving part of the door and the exterior door frame containing the counterweight (while aligned with