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Contents
8. Operating Instructions 65
8-1 Name of Each Part 65
8-2 Wireless Remote Control-Buttons and Display 66
9. Troubleshootin 68
9-1 Items to be checked First 68
9-2 Communication Error 69
9-2-1 Communication Error 69
9-2-2 Indoor temperature sensor Error 70
9-2-3 Indoor fan motor speed detecting error (BLDC fan) 71
9-2-4 Outdoor temperature sensor error 72
9-2-5 Outdoor Cond temperature sensor error 73
9-2-6 Outdoor Discharge temperature sensor error 74
9-2-7 Operation condition secession error 75
9-2-8 EEPROM error/OTP error 76
9-2-9 Outdoor Fan motor error 77
9-2-10 Compressor starting error 78
9-2-11 Compressor wire missing error/rotation error 79
9-2-12 Current sensor error/Input current sensor error 80
9-2-13 O.C(Over Current) error 81
9-2-14 No power outdoor (Initial Diagnosis) (Not displayed) 83
9-2-15 When the Up/Down, Left/Right, Grill louver motor does not operate 84
9-2-16 When the remote control is not receiving 85
9-2-17 Smart Install error 86
9-2-18 Outdoor OLP over temperature error (One way Inverter Only) 87
9-2-19 EEV or VALVE CLOSE error (C422) 88
10. Block Diagram 89
10-1 Indoor unit 89
10-2 Outdoor unit 90
11. Reference Sheet 93
11-1 Low Refrigerant Pressure Distribution 93
11-2 Pressure & Capacity mark 93
11-3 Q & A for Non-trouble 94
11-4 Cleaning /Filter Change 97
11-5 Installation 100
11-6 Installation Diagram of Indoor Unit and Outdoor Unit 101
11-7 Reference sheet 103
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