Error code
Mitsubishi Electric PSA 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
(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.
Remote technician support
Get help from a technician over a video call.
Address of this page: https://www.remfixit.com/tr/mitsubishi-electric/psa/p8