Error code
Mitsubishi Electric PAA code 1503
No approved translation for this record yet; showing the original text.
Meaning
Specifications: temperature of over 70˚ C [158˚ F] is detected again within 10 minutes after six-minute resume prevention mode. 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. 2) Abnormality P8 is not detected in drying mode.
Member details
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View details as a memberPossible causes
(5) Defective outdoor fan control (6) Overcharge of refrigerant (7) Defective refrigerant circuit (clogs) (Heating mode) (1) Clogged filter (reduced airflow) (2) Short cycle of air path (3) Over-load (high temperature) operation beyond the tolerance range (4) Defective furnace fan motor • Fan motor is defective. • Indoor controller board is defective.
Solution
Solution steps are not shared for faults that may be dangerous.
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Address of this page: https://www.remfixit.com/tr/mitsubishi-electric/paa/1503