Daikin CTXG09QVJUW Service Manual
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Contents
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SiUS121630EA116 Service DiagnosisPart 6Service Diagnosis1. General Problem Symptoms and Check Items .......................................1182. Troubleshooting with LED .......................................................................1192.1 Indoor Unit................................................................................................ 1192.2 Outdoor Unit ............................................................................................. 1213. Service Diagnosis ...................................................................................1223.1 CTXG, CTXS, FTXS, CDXS, FDXS, FVXS Series .................................. 1223.2 FFQ Series ............................................................................................... 1284. Code Indication on Remote Controller ....................................................1344.1 CTXG, CTXS, FTXS, CDXS, FDXS, FVXS Series .................................. 1344.2 FFQ Series ............................................................................................... 1344.3 Outdoor Unit ............................................................................................. 1355. Troubleshooting for CTXG, CTXS, FTXS, CDXS, FDXS,FVXS Series............................................................................................ 1365.1 Indoor Unit PCB Abnormality ................................................................... 1365.2 Freeze-up Protection Control/Heating Peak-cut Control .......................... 1385.3 Indoor Fan Motor or Related Abnormality ................................................ 1395.4 Thermistor or Related Abnormality........................................................... 1435.5 Front Panel Open/Close Fault.................................................................. 1445.6 Signal Transmission Error (Between Indoor Unit and Outdoor Unit)........ 1455.7 Mismatching of Indoor Unit and Outdoor Unit .......................................... 1476. Troubleshooting for FFQ Series..............................................................1486.1 Indoor Unit PCB Abnormality ................................................................... 1486.2 Drain Level Control System Abnormality.................................................. 1496.3 Indoor Fan Motor (DC Motor) or Related Abnormality ............................. 1506.4 Humidifier or Related Abnormality............................................................ 1526.5 Thermistor or Related Abnormality........................................................... 1536.6 Presence Sensor or Floor Sensor Abnormality ........................................ 1546.7 Remote Controller Thermistor Abnormality .............................................. 1556.8 Signal Transmission Error (Between Indoor Unit and Outdoor Unit)........ 1566.9 Signal Transmission Error(Between Indoor Unit and Remote Controller) ......................................... 1586.10 Signal Transmission Error(Between MAIN Remote Controller and SUB Remote Controller) ........... 1596.11 Mismatching of Indoor Unit and Outdoor Unit .......................................... 1607. Troubleshooting for Outdoor Unit............................................................1617.1 Refrigerant Shortage ................................................................................ 1617.2 Low-voltage Detection or Over-voltage Detection.................................... 1637.3 Wiring Error Check Unexecuted............................................................... 1657.4 Unspecified Voltage (Between Indoor Unit and Outdoor Unit)/Anti-icing Control in Other Rooms............................................................ 1667.5 Anti-icing Control for Indoor Unit .............................................................. 167 |
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