Troubleshooting - BRK electronic 4120B User Manual

Troubleshooting

ELECTRICAL SHOCK HAZARD. Always TURN OFF POWER before checking connections or
disconnecting any smoke alarm!
Problem... You should...
Smoke alarm sounds when
no smoke is visible.
You experience frequent
unwanted alarms (like in
response to cooking
smoke).
Smoke alarm chirps
intermittently.
Alarm horn doesn't sound
during testing.
Interconnected units do not
alarm during testing.
During installation the
alarm "chirps" once a
minute
If you still have questions after reading this manual, please call Consumer Affairs, Monday-Friday, 7:30 am-5pm
(Central Time): 1-800-323-9005.
DANGER!
• Clean the smoke alarm. (See "Regular Maintenance.")
• Check the location of the alarm. (See "Where To Install Smoke Alarms.")
• Check if you accidentally pushed the test button.
• Check the location of the smoke alarm. The smoke alarm may be too
close to a kitchen, cooking appliance, or steamy bathroom. (See "Where
To Install Smoke Alarms.")
• Check all AC connections for proper installation. (See "How to Install
This Smoke Alarm" and "Weekly Testing").
• Check that the battery is installed correctly and is working properly.
(See "How to Install This Smoke Alarm" and "Weekly Testing.")
• Check the location of the alarm.(See "Where To Install Smoke Alarms.")
• Clean the smoke alarm. (See "Regular Maintenance.")
• You may have accidentally pressed the Silence button.
• Check that the batteries are installed correctly and are working properly.
(See "How to Install This Smoke Alarm" and "Weekly Testing.")
• Check all AC connections for proper installation. (See "How to Install
This Smoke Alarm" and "Weekly Testing").
• You may have accidentally pressed the Silence button.
• You may have accidentally pressed the Silence button. The smoke alarm
should return to normal operation after 15 minutes. If the chirping per-
sists, try installing a new 9V battery.
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