Questions & Answers for: Kidde er co

...This is not good. Are both the gas and co alarms goig off? Try resetting but if it's working properly you've got a pronlem. Check this link for further info: ...

...- From what I can tell in the manual you are having high levels of CO detected. This is the parts per million reading in your home. See page 6-3 in manual - this the link - - ...

I have a NIGHTHAWK CO2 DETTECTOR, it reads ERR & i dont know what it mean? Should be a Carbon Monoxide detector (CO). The ERR display means the CO sensor is probably shot. Unlike most smoke ...

The CO alarm started to beep every 30 seconds. I change the battery The CO alarm kept beeping every 30 second eventhough I have changed the battery. How could I fix this error? Model KN-COB-B Thanks. ...

Kidde nighthawk carbon monoxide detector started beeping every 30 sec.pressed reset button on front beeping continued louder, put unit ouside in fresh air for few secs beeping stopped. I opened the ...

the detector is going off and reading err. message There have continual problems with this unit. It may be that you have it mounted or plugged-in in the wrong place. As a co detector it should not be ...

...er set replacement standards, a 6-7 year old CO detector isn't that old, but extremely important to be working and accurate, so in this case "when in doubt , throw it out" CO poisoning isn't pretty ...

...the Test button, it did exactly what it should. It was testing itself and the one set of numbers was for co and the other was for gas, The ' 0' means it tested fine and there is no presence of ...

...beeps, 5 second pause then 4 beeps continuously..the manual says this is a carbon monoxide emergency...so I call the fire department and they said the house was clear and there was nothing ...

had customer with CO detector sounding quick double chirp about every five minutes. What is this? according to customer this was due to low battery per fire dept., sensors usually sound low battery ...