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Trane TCP042F100AB Ignition Control Board
The main ignition control board has control over gas flow, the ignition timing and all the flame sensing devices. It is an important device that, in most cases, has become a part of the main control board for the sake of being more efficient.
Major signs of an unhealthy major ignition board
- Any other problem in the HVAC system is researched and comes to be good
- Initial communication from the main thermostat never makes contact with the main board
- The ignition system will not fire up when it receives a proper signal
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