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Carrier 58MTA120 Ignition Control Board
The ignition control board is a safety device that oversees the gas valve, the ignition timing and a few other devices. The ignition control board was always an important safety feature that, in most cases, has become a piece of the main circuit board for enhanced safety.
Major clues your main ignition board is dead
- Every other potential issue throughout the system is explored and ends up being fine
- The electrical signal from the remote thermostat does not turn up at the main board
- Initial sequence is unable to initiate no matter what
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