The best way to deal with this is to press the reset button on the alarm and then replace the battery with a new one.
Nighthawk fire alarm two beeps.
Emergency procedure if co is detected.
Turn off the power to the smoke detector at your circuit breaker.
Replace batteries every 6 months and replace alarms every 5 7 years.
Check the alarm by pressing the test button monthly.
It needs to be removed to activate the alarm.
Mount them on a wall where the carbon monoxide alarm beeping will be heard loudly enough to wake up everyone nearby.
Battery drawer is open or partially open.
Press and hold the test reset button to test the alarm.
Some may run on electricity no battery and when you detach from ceiling the power is removed.
It will then display 888 again.
The battery is low and needs to be replaced or the alarm has malfunctioned.
I have three kidde nighthawk ci ombo smoke co alarms in my house.
Battery pull tab is still in the alarm.
This sort of noise usually means one of the following.
The smoke alarm may have reached the end of its life sealed battery models only.
Do they get old and need to be replaced.
I read the back and it said to replace the read more.
About 1x per minute low battery most common.
Make sure the battery is facing the right direction.
It s annoying but it s usually nothing to worry about.
If the alarm portion is working properly the lcd will display 888 and then display a number around 200.
Turn off the fuel burning appliance if you can do so safely and quickly.
An alarm will chirp every 30 seconds to indicate it s time to replace the alarm.
An alarm will chirp every 30 to 40 seconds for approximately seven minutes while the hush feature is activated.
The nighthawk will then issue four quick beeps wait five seconds and then issue four more beeps.
Alarm has been beeping every 30 seconds.
There may be interference from a similar system nearby wireless alarms only.
Batteries are not facing the right direction.