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Carrier 50JZ Control Board
HVAC systems will not activate unless this important circuit board is installed. The control board is constructed to direct the gas valve, the ignition igniter, all the sensors and the blower all in one unit. You should always be careful while picking a new replacement board due to the vast differences in models within certain brands. The chosen circuit board should match the model number with both the brand and specific model of the system you have installed.
Major indications of a barely functioning control board
- There may be flashing code being displayed somewhere on the board
- Everything has to be turned off and back on many times a week for everything to run again
- Air conditioner or furnace declines to work at all
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