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Bryant 478 Control Board
The Bryant 478 control board is created to control the gas valve, the ignition igniter, all the various sensors as well as the air circulator all in one unit. Your system definitely will not run at all unless this important circuit board is properly connected to the unit. You must be careful while choosing a new control board because of the wide variety of models within certain brands. The board that you will choose should have part numbers that match both the brand and model of air handler system you have.
Hints your control board needs replacing
- System has some sort of error code indicated on the circuit board
- Air conditioning or heating system is unwilling to run properly
- The system has to be reset often for it to run correctly
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If you are going to be buying or purchasing do your best and cross-check the model number as well as make a visual inspection in order to be sure the right control board is being ordered. Take safety precautions when you install any HVAC part. call a pro. Don't be sorry. Be safe.
Feel free to download your manual for help.
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