BRK electronic CO5120PDB - Manual (Page 12)

10
THE MOUNTING BRACKET LOCK
Tools you will need:
• Needle-nose pliers
• Standard/Flathead screwdriver
TO ACTIVATE THE BRACKET LOCK:
1. Using needle-nose pliers, detach one locking pin
from the mounting bracket.
2. Insert the locking pin into the lock located on the
pivoting hinge of the battery door.
3. When you attach the CO Alarm to the mounting
bracket, the locking pin’s head will fit into a notch
on the bracket.
TO DEACTIVATE THE BRACKET LOCK:
ELECTRICAL SHOCK HAZARD. Turn off the power
to the area where the CO Alarm is installed before
removing it from the mounting bracket. Failure to
turn off the power first may result in serious elec-
trical shock, injury or death.
Always discharge the branch circuit before servic-
ing an AC or AC/DC CO Alarm. First, turn off the
AC power at the circuit breaker or fuse box. Next,
remove the battery from CO Alarms with battery
back-up. Finally, press and hold the test button for
5-10 seconds to discharge the branch circuit.
1. Insert a flathead screwdriver between the mount-
ing bracket pin and the mounting bracket.
Continued on next page...