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International Comfort Products PGMD42H115C Ignition Control Board
The main reason to have an ignition control board is that it may control the main gas intake valve, the igniter and other important devices. It is an important safety feature that some manufacturers have decided to blend to be a vital part of the main control board for the sake of being more efficient.
Major symptoms of a faulty main ignition board
- The initial signal from the main thermostat never turns up at the control board
- Initial ignition sequence can not activate even when called upon
- Every other thing in the heating and cooling system is looked at and turns out to be just fine
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