14
ENGLISH
ENGLISH
The carriages enable height adjustment of the leaves.
Adjustment procedure:
•Slightly loosen the two hexagon head screws in fig. 17 ref.
.
•Turn the screw (fig.17 ref.
) clockwise to raise the leaves or
anti-clockwise to lower them.
•Re-tighten the screws.
Fig. 17
Fig. 16
8.2
Adjustment of the counter roller
The carriages are supplied with a counter wheel. Adjustment
procedure below:
•Loosen the two hexagon head screws (fig. 17 ref
and
).
•Slide the screw fig. 17 ref.
inside the slot, so that, while the
carriage is moving, the counter wheel slides on the profile
without jamming.
Check if the wheel can be locked without stopping the
carriage.
9.
ADJUSTMENT OF THE TRAVEL STOP LIMITS
Adjustment of the opening mechanical stops
The 940 SM series doors are supplied with the opening
mechanical stops mounted on the sliding profile.
Make sure that, when the leaves are being opened, the
sliding carriages simultaneously reach the opening travel limit
mechanical stops.
If adjustments are necessary, proceed as follows:
•Take the leave into opening position.
•Loosen the two hexagon head screws as shown in figures 18
and 19 ref.
.
•Take the mechanical stop toward the carriage until the two
parts come into contact.
•Tighten the two hexagon head screws.
Adjustment of the closing mechanical stop.
The 940 SM series doors are supplied with the carriages
reaching their trave stop limit on the closing edge (fig.20). If
the door centre has to be adjusted, proceed as follows:
8.1
Leaf adjustment
•Loosen the fixing screws (fig. 20 ref.
) of the carriage in
question. Take the carriage toward the limit stop until the two
parts are in contact.
•Tighten the carriage's fixing screws.
Fig. 19
Fig. 18
Fig. 20
10.
BELT ADJUSTMENT
Check if the belt is too slack or taut.
Belt tension adjustment procedure:
•Loosen the nut (fig. 21 ref.
).
•Screw the bolt of fig. 21 ref.
to exert tension on the belt or
unscrew it to slacken the belt.
•When you have adjusted tension, tighten the nut (fig. 21 ref.
).
Fig. 21
To adjust belt tension for twin-motor doors, proceed as follows:
•Slightly loosen the four fixing screws (fig. 22 ref.
) of the
second motor.
•Push the motor unit outwards using a hammer as shown in
fig. 22.
•When you have adjusted tension, tighten the four screws.