2
3
Contents
8. Operating Instructions
64
8-1 Name of Each Part
64
8-2 Wireless Remote Control-Buttons and Display
65
9. Troubleshootin
67
9-1 Items to be checked First
67
9-2 Communication Error
68
9-2-1 Communication Error
68
9-2-2 Indoor temperature sensor Error
69
9-2-3 Indoor fan motor speed detecting error (BLDC fan)
70
9-2-4 Outdoor temperature sensor error
71
9-2-5 Outdoor Cond temperature sensor error
72
9-2-6 Outdoor Discharge temperature sensor error
73
9-2-7 Operation condition secession error
74
9-2-8 EEPROM error/OTP error
75
9-2-9 Outdoor Fan motor error
76
9-2-10 Compressor starting error
77
9-2-11 Compressor wire missing error/rotation error
78
9-2-12 Current sensor error/Input current sensor error
79
9-2-13 O.C(Over Current) error
80
9-2-14 No power outdoor (Initial Diagnosis) (Not displayed)
82
9-2-15 When the Up/Down, Left/Right, Grill louver motor does not operate
83
9-2-16 When the remote control is not receiving
84
9-2-17 Smart Install error
85
9-2-18 Outdoor OLP over temperature error (One way Inverter Only)
86
9-2-19 EEV or VALVE CLOSE error (C422)
87
10. Block Diagram
88
10-1 Indoor unit
88
10-2 Outdoor unit
89
11. Reference Sheet
92
11-1 Low Refrigerant Pressure Distribution
92
11-2 Pressure & Capacity mark
92
11-3 Q & A for Non-trouble
93
11-4 Cleaning /Filter Change
96
11-5 Installation
99
11-6 Installation Diagram of Indoor Unit and Outdoor Unit
100
11-7 Reference sheet
102
