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The manual unblocking causes the release of the device from the shutter, allowing
the manual displacement of this one. It can be used in case of electric voltage lack
or of installation failure. The unblocking is made through a key that is to be kept by
user in a sure and easily reachable place. In order to obtain the unblocking of the
device, rotate the key and completely open the flap (Fig.4).
Fig.4
The operator is equipped with two mechanical limit switches (see Fig. 5). By means
the appropriate screws, fix the two limit switch blocks on the notched circular seat
in order to establish the opening and closing limits of the wing (see Fig. 6).
Notched seat
Manual unblocking
Limit switches adjustement
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Fig.6
ENGLISH
Fig.5
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