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How to know if the refrigerant is missing?

April 26, 2017MISSING refrigerant

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How to know if the refrigerant is missing?

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Press ‘lock’ button on remote controller 6 times within 10 seconds, there will display H1 value in indoor panel, check H8 and H6. H6 is compressor electricity and H8 is compressor frequency. If H8 is above 50 and keep no change, however, H6 is much lower than rated current, as below table, half or less, it means refrigerant is absent. table, half or less, it means refrigerant is absent.