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Carrier 38YXA048 Ignition Control Board
The main ignition control board may control gas flow, the igniter and all the flame sensing devices. The ignition control board was always an important electronic safety board that has now become a standard part of the main board instead of its own individual board.
What red flags are there that my ignition control board is not working properly?
- The on-signal from the main thermostat never gets to the main control board
- Any other potential problem within the system checks out okay
- The main ignition cycle can not kick in even when called upon
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