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Carrier 38YRA042 Control Board
Your system definitely will not activate without the main control board in connected and operational. The Carrier 38YRA042 control board is designed to oversee everything including the gas valve, the igniter, most sensors and the blower all together. You must be sure while searching to pick up a replacement control board because of the wide variety of heating and cooling systems. The control board you choose must have a matching part number consistent with the brand and the model of the unit in question.
Simple signals your control board needs to be replaced
- Power to the control board needs to be reset repeatedly for the furnace or AC to kick on
- Could be an flashing code being shown on the board
- Air conditioning or heating system declines to work properly
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Before buying or purchasing any Carrier 38YRA042 replacement part do your best and cross-check the model number as well as make a visual inspection in order to be sure the proper replacement control board is the one being purchased. There is no need to install it yourself. Locate a pro in your area to do the job for you.
Feel free to download your manual for help.
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