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Carrier 38YXA048 Control Board
The control board is designed to operate the gas valve, the ignition igniter, all the various sensors as well as the air circulator all together. The entire heating and cooling system will not run at all without this vital piece of hardware is hooked up and is correctly configured. The proper control board will need to pair with the part number from both the brand and specific model of the system you have installed. Be very careful upon choosing a board as a replacement because of the diversity of models and types.
Key indicators that my control board has a need to be replaced?
- Air conditioning or heating system declines to operate period
- There may be an error code shown somewhere on the circuit board
- The power to the system has to be powered down and back up rather frequently in order to continue running
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