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Carrier 38AE Ignition Control Board
The main reason to have an ignition control board is that it governs the natural gas, the ignition sequence and a few other devices. The ignition control board was always an important electronic circuit board that, over the years, has merged to become a part of the main control board for safety reasons.
What signals that my main ignition board is on its last leg?
- Any other device within the heating and AC system is inspected and turns out to be fine
- Ignition system declines to start at all
- The initial signal from the thermostat does not turn up at the main board
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