Error code

Mitsubishi Electric PQHY code 5116

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Meaning

LEV3 inlet temperature sensor (TH16) fault (BC controller): If a shorted (high temperature intake) or open (low temperature intake) thermistor (TH11, TH12, TH15, or TH16) is detected during operation, the unit makes an error stop, and an error code "5111," "5112," "5115," or "5116" appears on the display. Detection of a shortor open-circuit as described above is suspended for 3 minutes after the operation mode is changed.

Member details

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Possible causes

(1) Thermistor failure (2) Pinched lead wire (3) Torn wire coating (4) A pin on the male connector is missing or contact failure (5) Disconnected wire (6) Thermistor input circuit failure on the control board

Solution

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