CONTENTS
1. Precaution .................................................................................................................................................. 1
1.1 Safety Precaution ....................................................................................................................... 1
1.2 Warning ...................................................................................................................................... 1
2. Part Names And Functions ....................................................................................................................... 4
2.1 Model Names of Indoor/Outdoor units ........................................................................................ 4
2.2 Part names of Indoor/Outdoor units ............................................................................................ 5
3. Dimension .................................................................................................................................................. 6
3.1 Indoor Unit .................................................................................................................................. 6
3.2 Outdoor Unit ............................................................................................................................... 8
4. Refrigerant Cycle Diagram ........................................................................................................................ 9
5. Printed Circuit Board Connector Wiring Diagram of Outdoor unit ...................................................... 11
6 Installation Details .................................................................................................................................... 12
6.1 Wrench torque sheet for installation ......................................................................................... 12
6.2 Connecting the cables .............................................................................................................. 12
6.3 Pipe length and the elevation ................................................................................................... 12
6.4 Installation for the first time ....................................................................................................... 12
6.5 Adding the refrigerant after running the system for many years ............................................... 13
6.6 Procedure when servicing the indoor unit refrigeration circuit. ................................................. 14
6.7 Evacuation after servicing the outdoor unit refrigeration circuit. ............................................... 15
7. Operation Characteristics ....................................................................................................................... 17
8. Electronic Function ................................................................................................................................. 18
8.1 Abbreviation .............................................................................................................................. 18
8.2 Display function ........................................................................................................................ 18
8.3 Main Protection......................................................................................................................... 19
8.4 Operation Modes and Functions............................................................................................... 20
9. Troubleshooting ...................................................................................................................................... 26
9.1 Indoor Unit Error Display .......................................................................................................... 27
9.2 Outdoor unit error display ......................................................................................................... 28
9.3 Diagnosis and Solution ............................................................................................................. 29
10 Disassembly Instructions ...................................................................................................................... 53
10.1 Indoor unit .............................................................................................................................. 53
10.2 Outdoor unit ............................................................................................................................ 57
Содержание WYC009AMFI20
Страница 7: ...5 2 2 Part names of Indoor Outdoor units ...
Страница 9: ...7 L mm R mm H mm Dimension of installation hole mm 100 mm 3 9in 95 mm 3 7in 45 mm 1 8in 65 mm 2 6in ...
Страница 13: ...11 5 Printed Circuit Board Connector Wiring Diagram of Outdoor unit ...
Страница 34: ...32 9 3 3 Zero crossing detection error diagnosis and solution E2 ...
Страница 42: ...40 P W N U ...
Страница 43: ...41 N V N W ...