User Guide
25
13. Permanently Disable Alarm / Discharge Battery
 WARNING: FAILURE TO DISCHARGE ALARM BATTERY AS INSTRUCTED PRIOR TO
DISPOSAL MAY CREATE POTENTIAL FOR LITHIUM BATTERY RELATED FIRE OR HAZARD.
 WARNING: DISCHARGING THE ALARM BATTERY IS PERMANENT
 • Once the alarm battery has been discharged, it cannot be reactivated!
 • Once discharged, the alarm will NO LONGER DETECT SMOKE OR CO.
 • Once the alarm battery is discharged, the battery is depleted and the alarm will no longer function.
 • Once the alarm battery has been discharged, the alarm cannot be mounted onto the mounting plate or reactivated.
To Permanently Disable Alarm / Discharge Battery:
 • Rotate the alarm counterclockwise to remove it from the mounting plate. 
 • Push in the dashed area with a screwdriver to break tab (Figure 13-A).
 • After the tab is broken, use the screwdriver to turn the red slotted arrow to 
the "Permanently Disable Alarm / Discharge Battery" location. This will dis-
able the alarm, stop the low battery or end of unit life “chirps” and render 
the alarm safe for disposal by draining the battery (Figure 13-B).
Figures 13-A (top) and 13-B (bottom)










