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Lennox 13ACD-036 Ignition Control Board
The ignition control board is a safety device that has control over the main gas intake valve, the ignition sequence and some more sensing equipment. It has always been a vital electronic circuit board that has now become a vital part of the main control board in order to have better control over the system.
Major clues to watch for in a bad ignition control board
- Every other potential issue in the system is researched and comes to be all right
- HVAC ignition system refuses to commence even when called upon
- The electrical signal from the main thermostat does not get to the control board
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