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Carrier 42S Ignition Control Board
The purpose of the ignition control board is that it controls gas intake, the ignition ignitor and all the flame sensing devices. It is an important safety feature that is now usually a piece of the main circuit board for the sake of being more efficient.
What to see if the ignition control board is not working right?
- Every other potential issue within the heating and AC system is looked at and turns out to be in fine condition
- The ignition cycle fails to commence when it is supposed to
- The initial signal from the home thermostat never gets to the main board
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Before buying or ordering any Carrier 42S replacement part do your best and make sure of the correct model and also make a visual comparison in order to be sure the right ignition control board is being ordered. The installing of the ignition control board can be quite easy if you know what you are doing and have the proper tools to do it right.
Feel free to download your manual for help.
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