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Bryant GT-PG Ignition Control Board
The purpose of the ignition control board is that it has control over the main gas intake valve, the ignition sequence and some other sensors. The ignition control board was always an important electronic circuit board that is now usually a piece of the main circuit board instead of a separate board.
Subtle hints your main ignition board will die soon
- Any other potential problem throughout the system is inspected and seems to be a-OK
- The on-signal from the primary thermostat does not reach the control board
- The ignition system fails to begin then the thermostat send a signal
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