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Trane 2TWR1024A1000AA Ignition Control Board
Another safety feature is the ignition control board, which controls the main gas intake valve, the ignition ignitor and a few other devices. It has always been a vital safety device that, in most cases, has become a standard part of the main board for enhanced safety.
Signs the ignition board is dying
- Ignition cycle is unwilling to begin then the thermostat send a signal
- Any other potential problem within the furnace is explored and ends up being a-OK
- Signal from thermostat gets lost before it makes it to the main control board
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