2
7.1
Indoor Unit................................................13
7.2 Outdoor Unit .............................................14
8. Electronic Circuit Diagram.............................16
8.1 Indoor Unit................................................16
8.2 Outdoor Unit .............................................17
9. Printed Circuit Board......................................19
9.1 Indoor Unit................................................19
9.2 Outdoor Unit .............................................21
9.3 Main Printed Circuit Board ........................21
10. Installation Instruction ...................................24
10.1 Select The Best Location ..........................24
10.2 Indoor Unit................................................25
10.3 Outdoor Unit .............................................29
11. Operation Control...........................................31
11.1 Basic Function..........................................31
11.2 Indoor Fan Motor Operation......................32
11.3 Outdoor Fan Motor Operation ...................32
11.4 Airflow Direction........................................33
11.5 Timer Control............................................33
11.6 Random Auto Restart Control ...................34
11.7 Indication Panel ........................................34
12. Protection Control..........................................35
12.1 Restart Control (Time Delay Safety Control)..
.................................................................35
12.2 30 Seconds Forced Operation ..................35
12.3 Total Running Current Control ..................35
12.4 IPM (Power Transistor) Prevention Control35
12.5 Low Pressure Prevention Control (Gas
Leakage Detection)...................................36
12.6 Compressor Tank Temperature Rise
Protection Control .....................................36
12.7 Low Frequency Protection Control 1 .........36
12.8 Low Frequency Protection Control 2 .........36
12.9 Outdoor Air Temperature Control ..............36
12.10 Cooling Overload Control..........................37
12.11 Freeze Prevention Control ........................37
12.12 Freeze Prevention Control 2 .....................37
12.13 Dew Prevention Control ............................37
13. Servicing Mode...............................................38
13.1 Auto Off/On Button ...................................38
13.2 Remote Control Button .............................39
14. Troubleshooting Guide ..................................40
14.1 Refrigeration Cycle System.......................40
14.2 Breakdown Self Diagnosis Function ..........42
14.3 Error Code Table ......................................43
14.4 Troubleshooting Flowchart ........................44
15. Disassembly and Assembly Instructions......67
15.1 Indoor Electronic Controllers, Cross Flow
Fan and Indoor Fan Motor Removal
Procedures ...............................................67
16. Technical Data................................................71
16.1 Operation Characteristics..........................71
17. Exploded View and Replacement Pars List...75
17.1 Indoor Unit................................................75
17.2 Outdoor Unit .............................................77