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Carrier furnance

1K views 2 replies 3 participants last post by  beenthere 
#1 ·
I HAVE A CARRIER FURNANCE THAT KEEPS LOCKING OUT. I replaced the board, hot surface ignitor, and pressure switch. at each of these points of replacemant the furnance runs fine for about one day. Then I have to , or my wife has to turn the emrgency shut-off to off then to on off-to-on, a few times then it runs for a day or night and then we're back to the same thing. please help!
 
#3 ·
Look to see if it has an error code LED, if so look to see what code its flashing before you turn the power off next time it locks out.
 
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