Error code
Mitsubishi Electric PUZ code EB
No approved translation for this record yet; showing the original text.
Meaning
Abnormal if the indoor unit number can not be set within 4 minutes after power on because of miswiring (reversed wiring or disconnection) of indoor/outdoor unit connecting wire.
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
board (5) Defective transmitting receiving circuit of indoor controller board (6) Defective indoor power board (7) 2 or more outdoor units have refrigerant address “0” . (In the case of group control) (8) Noise has entered into power supply or indoor / outdoor unit connecting wire. (1) Contact failure or miswiring of indoor/outdoor unit connecting wire (2) Diameter or length of indoor/outdoor unit connecting wire is out of specified capacity. (3) Defective transmitting receiving circuit of outdoor controller circuit board (4) Defective transmitting receiving circuit of indoor controller board (5) Defective indoor power board (6) 2 or more outdoor units have refrigerant address “0” . (In the case of group control) (7) Noise has entered into power supply or indoor/outdoor unit connecting wire.
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/puz/eb