Error code
Mitsubishi Electric PQRY code 5301
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Meaning
ACCT sensor abnormality (Error details No.115) DCCT sensor abnormality (Error details No.118) ACCT sensor/circuit abnormality (Error details No.117) ✻ For the check code on: -1.5Arms output current's effective value 1.5Arms was detected during inverter operation. An abnormal value is detected in the DCCT detection circuit just before the INV started. An abnormal value was detected with the ACCT detection circuit just before the INV started. “ the inverter, refer to 7. Inverter and | DCCT sensor/circuit abnormality (Error details No.116) IPM open/ACCT connection abnormality (Error details No.119) ACCT misswiring abnormality (Error details No.120) ✻ For the check code on ACCT-U ←Compressor-input phase U 2. Communication/system Checking Meaning, code: An abnormal value was (1) Contact is faulty. detected with the DCCT detection circuit just before the INV started. (2) INV board fault. (3) DCCT sensor (4) Compressor IPM fault. IPM open damage or CNCT2 (1) ACCT sensor dislocation was detected just before INV started. (Sufficient current was not detected during self-diagnosis just before (2) Wire connection starting.) (3) ACCT is faulty. (4) Compressor (5) Inverter circuit Improper installation of the (1) ACCT sensor ACCT sensor was detected. in
Member details
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View details as a memberPossible causes
(1) Contact is faulty. (2) ACCT sensor is faulty. (2) DCCT sensor incorrectly installed. (3) DCCT sensor is faulty. (4) INV board fault. (1) INV board fault. (2) Compressor ground fault and IPM fault. ” “ compressor in the section [4] Troubleshooting Check INV DCCT Refer “Check detection is faulty. If there (2), DCCT polarity. ground fault and Refer “Check fault Refer “Check is dislocated Check connection installation is faulty. Refer “Check trouble”. incorrectly Refer “Current “ section [4] Troubleshooting W Checking
Solution
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