Error code
Mitsubishi Electric PU code 4124
No approved translation for this record yet; showing the original text.
Meaning
The connector of 49C is open Consider the unit abnormal when the circuit of connector (49C) remains open for three consecutive minutes with the power on. 49C: Inner thermostat (Compressor) (PUH-P5, 6YGA and PU-P5, 6YGA Only.)
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) The connector of 49C on outdoor controller board has contact failure or disconnection. (2) The switch of 49C has contact failure or disconnection. (3) Power supply was turned on when 49C has been tripped. (4) 49C has been tripped (defective parts). (5) Outdoor controller board is defective.
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/pu/4124