![ABL eM4 Twin Installation Manual Download Page 54](http://html2.mh-extra.com/html/abl/em4-twin/em4-twin_installation-manual_3045768054.webp)
| Error resolution and maintenance
54
2
Move the locking cylinder to the locked position
(tongue pointing downwards) and remove the key.
3
Place the RCCB flap on the front.
4
Loosen the screw for the locking cylinder with a Torx
T15 screwdriver.
5
Remove the bracket for the lock with the slotted
screwdriver.
6
Push the lock downwards out of the opening in the
RCCB flap.
Now proceed in reverse order to install the replacement lock in the RCCB flap.