simple things you must do to keep it working properly:
Test smoke alarm devices weekly and upon returning from vacation or when no one has
been in the household for several days.
⚠CAUTION! The test button accurately tests all functions. Do not use an open flame to
test this smoke alarm device. You may ignite and damage the smoke alarm device or your
home.
⚠CAUTION! Stand at arm’s length from the smoke alarm device when testing.
The alarm buzzer is quite loud and can be harmful to hearing.
Press and hold the test button for more than 3 seconds to test the alarm.
The alarm will sound loud short beeps.
If the smoke alarm device does not sound, check whether the alarm is properly attached
to the mounting bracket.
⚠ATTENTION! Replace the Device 10 years after installation or if the test function does
not operate properly!
Cleaning
Clean the smoke alarm device at least once a month.
Gently clean the outside of the smoke alarm device with a soft cloth.
⚠CAUTION! Do not use aggressive detergents!
⚠CAUTION! Do not immerse the Device or wash it under running water!
⚠ATTENTION! If the Device becomes contaminated by excessive dirt, dust, and/or grime,
and cannot be cleaned to avoid unwanted alarms, replace the unit immediately.
Visual and audible signals
Normal operation:
Red light flash once every 53 seconds
No sound
Testing: