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Carrier 25HNA936A0030030 Control Board
The Carrier 25HNA936A0030030 control board is designed to oversee the gas valve, the ignition igniter, the flame sensor as well as the air circulator all at once. Your furnace or AC will not activate unless this important circuit board is in connected and operational. It is of utmost importance while choosing a new control board due to so many small differences in brands, models and types of systems. A matching board will have a matching part number that will fit in both the brand and model of your heating and cooling system.
Clues of a deteriorating control board
- The HVAC system has to be powered down and back up all the time for it to kick in
- Your system is not able to function properly
- Could be an a certain error code being shown on the control board
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