sometimes the thing starts talking during the day or in the middle of the night and I cant understand it and dont have a manual. when i do the test, the CO level says 67; which according to the inside cover says dangerous..... HELP!
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nighthawk carbonmonoxide monitor
beeps every 20 seconds or so. error how do Ishut down beep. no manual model KN COP HW
Carrier Air Conditioner 51kyd110101-9b users manual Looking for user/owners manual for this model. It is a window a/c unit for a sideway sliding window.…