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• If the gate is in a material different from iron, make a plate of 5 mm thick with 4 holes. Weld the bracket in the
centre of the plate and secure everything with through screws (12).
12 - Unlock the operator (see unlocking device).
13 - Fit the operator on the brackets.
14 - Manually open and close the gate to its full opening and closing travel. The gate must move smoothly without
friction and the lead nut must not reach the mechanical end-stop during opening or closing. If otherwise, adjust
the bracket positions.
It is recommended to leave at least 40-50 mm of cable free.
UNLOCKING DEVICE
Manual operation
If the gate needs to be operated manually because of a power failure or operator malfunctioning, move the protection
cap (13) in the direction indicated by the arrow (13) and insert the key provided in the lock (14).
Turn the key 90° in the direction indicated by the arrow stamped on the unlocking device; the operator will stay
unlocked without having to hold the key in position.
Manually open and close the leafs.
To prevent the gate from moving in the wind or because it is unbalanced, it is advisable to relock the operator after
the manual emergency manoeuvre by turning the key 90° in the opposite direction indicated by the arrow stamped
on the unlocking device (15).
Remove the key and then slightly move the gate until the operator locks.
Move the gate manually only in the event of a power failure.
INSTALLING THE ELECTRIC LOCK
If you need to install an electric lock, refer to figures (16) and (17)
1) ELECTRIC LOCK
2) ELECTRIC LOCK FASTENING PLATE
3) BUSHING
4) END-STOP FOR BUSHING
5) SPRING LATCH
6) THROUGH CYLINDER (ON REQUEST)
7) GATE
FINAL CHECKS
Power the system and run a complete opening and closing cycle checking that:
• The safety devices function properly;
• The gate moves smoothly;
• Good hold of the fastening brackets;
• That the power cable moves freely;
• The gate assembly conforms to EN 12453 and EN 12445;
• For further details and information on the reference standards, visit our site: www.gibidi.com
SERRA321