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TABLE OF CONTENTS
1. Safety Precautions ............................................. 3
2. Specifications ..................................................... 5
3. Features ............................................................. 11
4. Location of Controls and Components .......... 12
4.1 Indoor Unit .................................................. 12
4.2 Outdoor Unit ............................................... 12
4.3 Remote Control .......................................... 12
5. Dimensions ....................................................... 13
5.1 Indoor Unit .................................................. 13
5.2 Outdoor Unit ............................................... 14
6. Refrigeration Cycle Diagram ........................... 15
7. Block Diagram .................................................. 16
8. Wiring Connection Diagram ............................ 17
8.1 Indoor Unit .................................................. 17
8.2 Outdoor Unit ............................................... 18
9. Electronic Circuit Diagram .............................. 19
9.1 Indoor Unit .................................................. 19
9.2 Outdoor Unit ............................................... 20
10. Printed Circuit Board ....................................... 21
10.1 Indoor Unit .................................................. 21
10.2 Outdoor Unit ............................................... 23
11. Installation Instruction ..................................... 24
11.1 Select the Best Location ............................. 24
11.2 Indoor Unit .................................................. 25
11.3 Outdoor Unit ............................................... 29
12. Operation Control ............................................. 32
12.1 Basic Function ............................................ 32
12.2 Indoor Fan Motor Operation ....................... 33
12.3 Outdoor Fan Motor Operation .................... 34
12.4 Airflow Direction .......................................... 35
12.5 Quiet operation (Cooling Mode/Cooling area
of Dry Mode) ............................................... 36
12.6 Quiet Operation (Heating) .......................... 36
12.7 Powerful Mode Operation ........................... 37
12.8 Timer Control .............................................. 37
12.9 Auto Restart Control ................................... 37
12.10 Indication Panel .......................................... 37
12.11 Room Freeze Protection Function (RFP)
Operation .................................................... 38
12.12 AUTO COMFORT and ECONAVI
Operation .................................................... 38
13. Protection Control ............................................ 44
13.1 Protection Control For All Operations ......... 44
13.2 Protection Control For Cooling & Soft Dry
Operation .................................................... 46
13.3 Protection Control For Heating
Operation .................................................... 47
14. Servicing Mode ................................................. 48
14.1 Auto OFF/ON Button .................................. 48
14.2 Remote Control Button ............................... 49
15. Troubleshooting Guide ....................................50
15.1 Refrigeration Cycle System ........................50
15.2 Breakdown Self Diagnosis Function ...........52
15.3 Error Codes Table ......................................53
15.4 Self-diagnosis Method ................................55
16. Disassembly and Assembly Instructions ......82
16.1 Indoor Electronic Controllers, Cross Flow Fan
and Indoor Fan Motor Removal
Procedures ...................................................82
16.2 Outdoor Electronic Controller Removal
Procedure ....................................................87
17. Technical Data ..................................................88
17.1 Operation Characteristics ...........................88
17.2 Sensible Capacity Chart .............................96
18. Exploded View and Replacement Parts
List .....................................................................97
18.1 Indoor Unit ..................................................97
18.2 Outdoor Unit ............................................ 100