Chapter 7: Troubleshooting Guide - First Alert MODEL FCD3N User Manual

CHAPTER 7: Troubleshooting Guide

Problem...
The BATTERY Light turns
YELLOW. It flashes and the
horn "chirps" twice a minute.
During testing, when you
press and hold the Test/
Silence button, the BATTERY
Light turns YELLOW.
Horn chirps and yellow
service light blinks three
times every 30 seconds.
CO Alarm goes back into
alarm 4 minutes after you
press the Test/Silence
button.
CO Alarm alarms frequently
even though no high levels of
CO are revealed in an
investigation.
*For a list of acceptable replacement batteries, see "Regular Maintenance."
If you have any questions that cannot be answered by reading this manual, call our Consumer Affairs
Department at 1-800-323-9005, 7:30 a.m. - 5:00 p.m. (CT).
18
This means...
Low battery warning.
Low battery
Unit needs to be
replaced.
CO levels indicate a
potentially dangerous
situation.
The CO Alarm may be
improperly located.
Refer to "Where to Install
Your CO Alarm."
You should...
Install a new 9V alkaline or lithium battery*.
Install a new 9V alkaline or lithium battery*.
Units under warranty should be returned to
manufacturer for replacement. See "Limited
Warranty" for details.
IF YOU ARE FEELING SYMPTOMS OF CO
POISONING, EVACUATE your home and call
911 or the Fire Department. If not, press the
Test/Silence button again and keep
ventilating your home.
Relocate your alarm. If frequent alarms
continue, have home rechecked for potential
CO problems. You may be experiencing an
intermittent CO problem.