- 14 -
Fig. 13
Fig. 14
Manual disengagement
The opener is equipped with a manual release cord to disengage shuttle and move door by hand while holding the
handle down (Fig 15). Pull on the handle to disengage the shuttle. To re-engage the door simply run opener in
automatic mode or move door by hand until the trolley engages in the chain shuttle.
In some situations that a pedestrian door is not in state, it is recommended that an external disengagement device
should be fitted (Fig 16).
Maintenance
Fig.16
Fig.15