CHAPTER 7: Troubleshooting Guide
Problem... | This means... | You should... |
|
|
|
The BATTERY Light turns | Low battery warning. | Install a new 9V alkaline or lithium battery*. |
YELLOW. It flashes and the |
|
|
horn “chirps” twice a minute. |
|
|
|
|
|
During testing, when you | Low battery | Install a new 9V alkaline or lithium battery*. |
press and hold the Test/ |
|
|
Silence button, the BATTERY |
|
|
Light turns YELLOW. |
|
|
|
|
|
Horn chirps and yellow | Unit needs to be | Units under warranty should be returned to |
service light blinks three | replaced. | manufacturer for replacement. See “Limited |
times every 30 seconds. |
| Warranty” for details. |
|
|
|
CO Alarm goes back into | CO levels indicate a | IF YOU ARE FEELING SYMPTOMS OF CO |
alarm 4 minutes after you | potentially dangerous | POISONING, EVACUATE your home and call |
press the Test/Silence | situation. | 911 or the Fire Department. If not, press the |
button. |
| Test/Silence button again and keep |
|
| ventilating your home. |
|
|
|
CO Alarm alarms frequently | The CO Alarm may be | Relocate your alarm. If frequent alarms |
even though no high levels of | improperly located. | continue, have home rechecked for potential |
CO are revealed in an | Refer to “Where to Install | CO problems. You may be experiencing an |
investigation. | Your CO Alarm.” | intermittent CO problem. |
|
|
|
*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
18
