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International Comfort Products HAC436GKA4 Control Board
The control board is constructed to command everything including the gas valve, the ignition igniter, all the sensors as well as the air circulator all together. It is impossible for your furnace or air handler to even run unless this important circuit board is in place and connected. You must do some research while picking a new replacement board due to so many small differences in models within certain brands. The control board you choose will need to be a match with your existing board and be compatible with the brand and the model of your International Comfort Products HAC436GKA4 unit.
Symptoms your International Comfort Products control board will need replacing
- The entire system has to be powered down and back up repeatedly for the thermostat to kick in
- System has a strange code being shown on the board
- AC or heating system cannot operate whatsoever
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