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Carrier 38TZA042 Ignition Control Board
The main reason to have an ignition control board is that it governs gas flow, the igniter and the flame sensing circuits. It has always been a vital safety device that has now become a part of the main control board for the sake of being more efficient.
Some warnings your main ignition board is going to die
- Initial ignition sequence can not begin even when the thermostat kicks it on
- Any other problem within the system is explored and ends up being good
- The on-signal from the thermostat does not show up at the control board
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