Tag: HVAC controls

Control Board Fails

Control Boards rarely fail, they’re usually misdiagnosed or murdered. When control boards do fail it’s normally an output contact failure caused by age or an electrical surge like lightning or a technician shuffling across carpet before touching it. It’s a

Posted in Controls, It's Technical, Uncategorized Tagged with: , ,

The In (puts) and Out (puts) of Control Boards

A Control board looks at inputs and generates outputs based on the inputs it sees. That’s it. Let’s put this in perspective- Input= you hit your thumb with a hammer. Output= you swear. If the input doesn’t happen (hammer hitting

Posted in Controls, It's Technical Tagged with: , ,
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