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mary30Aug 6, 2025
What to do if there is a communication failure between indoor and outdoor unit on my Air-Con Air Conditioner?
- NNicholas RowlandAug 6, 2025
If you are experiencing a communication failure between the indoor and outdoor units of your Air-Con Air Conditioner, here are a few things to check: * Ensure the communication cable is securely connected. * Verify the communication cable is not damaged. * Check the connection between the filter board and the outdoor control board, ensuring it's correct and secure. * Also, check the connection between the filter board and the terminal, making sure it is correct and secure. Additionally, the indoor control board, PFC board, power board, or outdoor control board might have failed.
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