Error code

Mitsubishi Electric PUHY code 5109

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Meaning

CS circuit liquid temp. (TH9) (TH9b) SC coil inlet (TH9a): ter the previous restart of the outdoor unit, the outdoor unit makes an error stop. 4.When a short or an open of the thermistor is detected just before the restart of the out

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Possible causes

TH2 70 C [158 F ] and above TH3 70 C [158 F ] and above TH4 70 C [158 F ] and above TH5 110 C [230 F ] and above TH6 110 C [230 F ] and above TH7 70 C [158 F ] and above TH8 70 C [158 F ] and above

Solution

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