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Carrier 50JX030300 Control Board
Heating and cooling systems will not even be able to function without the board correctly installed. The control board is made to direct the gas valve, the ignition igniter, the flame sensor as well as the blower all in one unit. The correct control board will have to be compatible with both the make and model of air handler system you have. You must do some research upon choosing a board as a replacement because of the many variances of HVAC systems.
What signals that my main board is in need of a replacement?
- Air conditioning or heating system refuses to do anything well
- There may be a flashing error code shown on the circuit board
- Power to the control board has to be powered down and back up habitually in order to continue running
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