5. Test smoke alarm for proper operation (see WEEKLY TESTING OF
YOUR SMOKE ALARM section). The smoke alarm operates on a 9-
volt battery. The normal battery operating life will be one (1) year The
life of some batteries may be less.
6. Firex smoke alarms sold with Ultralife long-life lithium batteries require
replacement approximately every ten (10) years. Replace the battery
approximately every ten (10) years or when the low battery signal
sounds.
CAUTION:
Y
OU SHOULD USE ONLY THE BATTERIES SPECIFIED HERE OR ON
THE LABEL OF THE UNIT
.
For Models A, B, C, E and PB use: Eveready 216, 522 or 1222, Mallory
MN1604, Duracell MN1604; or Ultralife U9VL-J.
For Model E also use AA Heavy Duty for light power.
The miniature lamp
operates on two (2) AA batteries. For replacement, use heavy-duty or alka-
line AA batteries: Eveready 1215, E91, or Duracell M15HD, MN1500.
!CAUTION: DO NOT USE ANY TYPE OF RECHARGEABLE BATTERIES.
USING THE TAMPER RESIST
LOCKING MECHANISM
To make the smoke alarm some what tamper resistant, a locking pin has
been provided in the base of the unit. It will help deter a child or other indi-
vidual from removing the smoke alarm from the bracket. See Figure 7. This
can be installed according to the following directions.
1. Remove the break-away locking pin from the unit by rocking pin back
and forth.
2. Put the smoke alarm back on the mounting bracket. (See section HOW
TO INSTALL YOUR SMOKE ALARM.)
3. Using long-nose pliers, grab the head of the locking pin and insert into
hole located on the side of the smoke alarm. See Figure 8.
4. The Tamper Resist feature is now installed and complete.
To Remove:
5. Using long-nose pliers, grasp the head of the locking pin and pull the
pin completely out from the smoke alarm.
6. The smoke alarm now can be removed from the mounting bracket with
a counterclockwise twist.
8
LOCKING PIN
INSERT
BASE OF
UNIT
FIGURE 7
FIGURE 8
110-657D 12/9/05 2:39 PM Page 10
