Question about Kidde Nighthawk Combo Gas/co Detector
When the batteries have been inserted the display shows 888. after a few seconds an Err message is displayed followed by a single beep. The Err message stays and a single beep is repeated every 20-30 seconds. Help
Here is a link to the manual, or you can call the consumer hotline at 1-800-880-6788
Posted on Jan 07, 2009
DATE OF MFG:2005-NOVEMBER-15
same problem ...ERR, 888
Guess I got the runt of the litter ...That is NOT 7 years ...more like 4
May try a new brand
Posted on Dec 17, 2009
My nighthawk keeps going off and i replaced the battery. I am getting gas/218
Posted on Jan 30, 2010
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Posted on Jan 02, 2017
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Dec 12, 2016 | Night Home Security
"Err" displayed -battery icon may show any state of battery capacity. One quick beep every 30 seconds. Unit is Error condition
Replace batteries. If "Err" (or blank display) continues, unit has malfunctioned. Replace immediately.
Link to manual...
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