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Carrier 30GB Ignition Control Board
The main ignition control board controls the main gas intake valve, the ignition timing and the flame sensing circuits. It is an important board that some companies have moved to be a vital part of the main control board for safety reasons.
Signals the chief ignition control board will soon need to be replaced
- The primary ignition sequence fails to initiate even when called upon
- Communication from the thermostat never moves to the main control board
- Every other thing in the heating and cooling system is inspected and turns out to be problem-free
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