PROBLEM SOLUTION
22
Horn beeps and YELLOW light
flashes twice, repeating about
once each minute.
Push the Smart Button to allow alarm to reset and self test. If fault signal con-
tinues, alarm is no longer providing protection and must be replaced.
The alarm beeps once a minute
and YELLOW light flashes.
The battery needs to be replaced. Turn off power and replace the battery. (See
“BATTERY REPLACEMENT” in “MAINTENANCE AND CLEANING”.) Push the
Smart Button to temporarily quiet the low battery signal for 8 hours.
The horn beeps once, then two
beeps, then three beeps, pauses,
and then sounds the full alarm when
testing using the Smart Button.
The alarm is operating properly. The Firex patented Horn Ramp-Up feature lets
you start the test sequence and move away from the unit before the full alarm
horn sounds.
Alarm sounds; no hazard present.
Take Emergency Safety Actions in all alarm situations! If no hazard proves to be
present, test the alarm to check for proper functioning. Clean the alarm. (See
MAINTENANCE AND CLEANING.) Check that the alarm is placed properly. (See
WHERE TO INSTALL THIS ALARM.)
Troubleshooting the Smoke/CO Alarm (Continued)
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