MANUAL OPENING
14
8.2. Opening with external releasing device (optional)
The external emergency rope releasing device is intended for manual emergency unlocking the door from street side in case
of supply voltage shutdown or automatic system failure in order to gain access to the room through the passage, secured by the
door (in the abscence of a wicket-door or additional entrance to the room).
When installing an external releasing device, use the appropriate instructions. It is recommended to use an external releasing
devices LOCK or LOCK N. Do not install the releasing devices of other manufacturers in order to avoid failure of the system!!
I
n the event of main power failure
In the event of main power failure, the operator can be switched to manual control. To do this, pull down the releasing
device cord. The carriage should withdraw from the engagement, amd after that the door can be operated manually
(Fig. 7).
When main power is restored
When main power is restored, the operator is to be set to automatic control. To do this, move the carriage into the
locked position by pulling the releasing device cord to youself (Fig. 8). After this, trigger a signal from the remote control
or control button, wait till the carriage clutch with chain (belt).
Manual door control
Automatic door control
Manual disengagement of automatic system
Locked position
Unlocked position
Pull the cord down and
move the rod to the
position shown in the
Figure
Pull the cord down and
move the rod to the
position shown in the
Figure
Unlocked position
Locked position
8. MANUAL OPENING
8.1. Opening by means of integrated carriage releasing device
Figure
7
Figure
8
