Questions & Answers for: kn cob

...KN-COB-B AND AM GETTING A REEDING OF 234PPM . SHOULD I BE WORRIED WITH THIS REEDING? YES!!!! If this unit is working properly you should not be in the house. Maximum allowable safety level for an 8 ...

...kn-cob-lcb-a, while it runs on 120 volts, still has a 9 volt battery inside .. in fact most models have a battery backup so that they still work if there is a power outage .. the chirp indeed tells ...

...kept beeping every 30 second eventhough I have changed the battery. How could I fix this error? Model KN-COB-B Thanks. They only last 7 years, after which they beep every 30 secs. You need new

...KN-COB-DP-H that was in an alarm mode with intermittent audible alram evry 25-30 seconds. Could not reset the unit. Cannot find user's guide for details on how or what to do. What can expect to do ...

Keeps beeping even after changing batteries. Model KN-COB-B Made in 2006 Can this be fixed or do I need to purchase another? Get one of the new 10 year models.

How do I dispose of Carbon Monoxide Alarm & Fire Alarms? I have removed the batteries. Can I just put it in the trash now. If it's no longer working, just discard in trash. It doesn't contain any ...

I hve a number J90 on my detector what that means Kidde AC Plug in Operated Carbon Monoxide AlarmKN COB LCB The above link is to get a copy of the user guide. However, it does not show anything ...

4 beeps with pauses for 2 year old carbon monoxide detector Why is my 2 year old detector beeping 4 beeps with a pause and continue to do this? I had fire dept come check with no detection and the ...

...that is hard wired. I cant stop it from beeping even after changing the battery? Any thoughts? Model # KN-COB-IC Carbon monoxide alarms have fixed lifespan. When they need replaced, they let you