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EN - GDK installation and operating guide - SOMFY
Operation
3.5 Manual back release mode
The drive is equipped with a manual back release device which makes it possible to manipulate the door manually, for example in
the event of an electrical fault. This device must be able to be accessed easily (at a maximum of 1.80 m from the ground).
3.6 Operation after a power outage
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• Release the drive by pulling
the cord until the door
drive system is released.
• Move the door manually
(possible as long as the
drive system is disengaged).
• Re-engage the drive by moving the door manually until the
drive mechanism re-locks on the transmission rail.
Following a power outage, the drive must
recognise its “fully open” position again.
• Open the door fully using a memorised remote control.
• The door will open at a reduced speed.
Allow the door to open to its “fully open” position.
• When releasing the drive, an incorrect balance may result in sudden movements which may be dangerous.
• Only use the cord to release the drive. Never use the cord to manipulate the door manually.
• It is essential that the drive is re-engaged before any new commands.
WARNING
The yellow warning sticker concerning the risk of crushing and the description of how to move the door manually
must be displayed inside the garage.
WARNING
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EN
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