Error code
Mitsubishi Electric PEAD code P8
No approved translation for this record yet; showing the original text.
Meaning
Pipe temperature <Cooling mode> Detected as abnormal when the pipe temperature is not in the cooling range 3 minutes after compressor start and 6 minutes after the liquid or condenser/ evaporator pipe is out of cooling range. Note 1) It takes at least 9 minutes to detect. Note 2) Abnormality P8 is not detected in drying mode.
Member details
Signed-in members see the LED pattern and how to read the code with the remote control on eligible records.
View details as a memberPossible causes
(5) Defective outdoor fan control (6) Overcharge of refrigerant (7) Defective refrigerant circuit (clogs) (8) Bypass circuit of outdoor unit is defective. (1) Slight temperature difference between indoor room temperature and pipe <liquid or condenser / evaporator> temperature thermistor • Shortage of refrigerant • Disconnected holder of pipe <liquid or condenser / evaporator> thermistor • Defective refrigerant circuit (2) Converse connection of extension pipe (on plural units connection) (3) Converse wiring of indoor/ outdoor unit connecting wire (on plural units connection) (4) Defective detection of indoor room temperature and pipe <condenser / evaporator> temperature thermistor (5) Stop valve is not opened completely.
Solution
Solution steps are not shared for faults that may be dangerous.
No do-it-yourself solution is given for this fault. For your safety, call an authorised service.
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Address of this page: https://www.remfixit.com/tr/mitsubishi-electric/pead/p8