Nice M3BAR Instructions And Warnings For Installation And Use page 97

Unlocking and manual movement
To unlock the device:
insert the key (A) and turn it by 180° towards the left or
1.
right
64
A
A
the gate leaf can now be moved manually to the desired
2.
position.
To lock the device:
turn the key (A) back to its initial position
1.
remove the key.
2.
3. remove the rubber cap on the opposite side of the cubicle
and insert the lock cylinder through the hole
from inside the cubicle, insert from bottom to top the
4.
U-shaped spring to lock the lock cylinder
5. turn the key (A) back to its initial position
remove the key.
6.
ENGLISH – 97