Unlocking and manual movement
To unlock the device:
1. turn the key slot cover
2. insert the key (A) and turn it towards the left or right
°
9 0
A
3. at this point, you can manually move the boom to the desired
position.
To lock the device:
1. turn the key (A) back to its initial position
2. remove the key
3. turn the key slot cover.
- 86 - ENGLISH