2
3
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
