26
Fig.5
Puleggia (C)
2
REPLACEMENT OF EXISTING WINDING ROLLER
2.1
BOX WITH WALL-FITTED BRACKETS OR CRAMPS
Fig. 3
1. Fully lower the roller shutter.
2. Separate the belt (fig. 3 ref. A) from the pulley (fig. 3 ref. C) and release the belts (fig. 3 ref. B) from the existing roller.
3. Remove the pulley support from the cramp (fig. 4 ref. D).
4. Withdraw the roller from the box.
Brackets for
walling-in
Belts
(B)
Belt
(A)
Pulley support
(D)
NOTE: THE “LT” LENGTH MUST ALWAYS BE MEASURED BETWEEN THE TWO AXIS-TO-AXIS DISTANCES OF THE HOLES OF THE
WALLED-IN BRACKETS
LT Length (Width between the wall-fitted brackets)
Pulley
(C)
Fig. 4
2.2
BOX WITH SCREWED ON SUPPORTS
Fig. 6
LT Length (Width between the screwed on supports)
Pulley
(C)
Support to
be screwed
Belts
(B)
Support to be screwed
(D)
Belt
(A)
1. Fully lower the roller shutter.
2. Separate the belt (fig. 5 ref. A) from the pulley (fig. 5 ref. C) and release the belts (fig. 5 ref. B) from the existing roller.
3. Lift the roller, releasing it from the support to be screwed (fig. 6 ref. D).
4. Withdraw the roller from the box
NOTE: THE “LT” LENGTH MUST BE MEASURED BETWEEN THE TWO AXIS-TO-AXIS DISTANCES OF THE SUPPORTS TO BE SCREWED
Fig. 5
G
B