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Before installing the motor module, belt transmission and
belt on the crossbar, prepare and install the wires
necessary for the electrical connections and make sure the
carriages, door panels and runners on the floor have been
fully adjusted and positioned.
Installing the motor module (Fig.21)
:
%
Mark the reference measurements on the crossbar using
the tables on page 16;
%
Loosen the two VTF screws on the crossbar for fastening
the motor module;
%
Fit the motor module with the slots provided for fastening
in the VTF screws, check the reference mark on the
crossbar once more and tighten the VTF screws.
Installing the belt transmission (Fig.22)
:
%
Mark the reference measurements on the crossbar using
the tables on page 16;
%
Remove the two VTF screws on the crossbar for
fastening the belt transmission;
%
Fit the transmission with the specific fastening holes in
the VTF screws and tighten them;
%
Adjust the position of the belt tension adjustment on the
crossbar.
Installing the transmission belt (Fig.23)
:
%
Install the transmission belt on the motor and
transmission pulley making sure the belt junction
brackets are positioned as shown in Fig.23. (Upper
bracket for door opening to the left, lower bracket for door
opening to the right).
%
Slightly loosen screws “A” on the tension adjustment,
take the belt transmission to the end of its run and tighten
screws “A”.
%
To tighten the belt, loosen screws “B” on the transmission
and turn screw “C” to obtain the proper belt tension.To
check the tension, with the handshake bring the two
edges of the belt as shown in Figure 23a.The tension is
enough if there is some resistance before the contact of
the two edges.
%
Tighten screws “B” after checking that the transmission is
aligned with the crossbar.
No. 6 hexagonal wrench
Motor module
No. 6 hexagonal wrench
Belt transmission
Belt tension adjustment
A - B
Lower belt bracket
Belt
Upper belt bracket
Pulley
C
Fig.
23
17
INSTRUCTIONS FOR INSTALLATION AND USE
Fig. 23a
belt trasmission
Motor module
EN
K140
VTF
VTF
Fig.
21
Fig.
22