2
6.
Refrigeration Cycle Diagram ...........................15
7. Block Diagram ..................................................16
8. Wiring Connection Diagram ............................19
8.1 CS-C12KKF-2 CU-C12KKF-2 ...................19
8.2 CS-C18KKF-2 CU-C18KKF-2 ...................20
8.3 CS-C24KKF-2 CU-C24KKF-2 ...................21
8.4 CS-C28KKF-2 CU-C28KKF-2 ...................22
9. Electronic Circuit Diagram ..............................23
9.1 CS-C12KKF-2 CU-C12KKF-2 ...................23
9.2 CS-C18KKF-2 CU-C18KKF-2 ...................24
9.3 CS-C24KKF-2 CU-C24KKF-2 ...................25
9.4 CS-C28KKF-2 CU-C28KKF-2 ...................26
10. Printed Circuit Board .......................................27
10.1 Indoor Unit ..................................................27
11. Installation Instruction.....................................31
11.1 Select the Best Location.............................31
11.2 Indoor Unit ..................................................32
11.3 Outdoor Unit ...............................................36
12. Installation Instruction.....................................40
12.1 Select the Best Location.............................40
12.2 Indoor Unit ..................................................41
12.3 Outdoor Unit ...............................................45
13. Operation Control.............................................49
13.1 Cooling Operation.......................................49
13.2 Soft Dry Operation......................................51
13.3 Automatic Operation...................................53
13.4 Indoor Fan Speed Control ..........................54
13.5 Outdoor Fan Speed Control .......................56
13.6 Vertical Airflow Direction Control................56
13.7 Horizontal Airflow Direction Control............58
13.8 Powerful Operation.....................................58
13.9 Quiet Operation ..........................................59
13.10 Timer Control..............................................60
13.11 Random Auto Restart Control ....................60
13.12 Remote Control Signal Receiving Sound...60
13.13 Patrol Operation .........................................61
13.14 E-ion operation ...........................................65
13.15 ECO Patrol Operation ................................68
14. Protection Control ............................................72
14.1 Restart Control (Time Delay Safety Control)..
....................................................................72
14.2 7 Minutes Time Save Control .....................72
14.3 60 Seconds Forced Operation ...................72
14.4 Starting Current Control .............................72
14.5 Freeze Prevention Control .........................73
14.6 Compressor Reverse Rotation Protection
Control ........................................................73
14.7 Dew Prevention Control .............................74
15. Servicing Mode .................................................75
15.1 Auto OFF/ON Button ..................................75
15.2 Remote Control Button...............................76
16. Troubleshooting Guide....................................77
16.1 Refrigeration cycle system .........................77
17. Disassembly and Assembly Instructions ..... 79
17.1 CS-C12KKF-2............................................ 79
17.2 CS-C18KKF-2 CS-C24KKF-2 .................. 83
17.3 CS-C28KKF-2............................................ 87
18. Technical Data ................................................. 91
18.1 Operation Characteristics.......................... 91
19. Service Data ..................................................... 99
19.1 CS-C12KKF-2 CU-C12KKF-2 .................. 99
19.2 CS-C18KKF-2 CU-C18KKF-2 ................ 100
19.3 CS-C24KKF-2 CU-C24KKF-2 ................ 101
19.4 CS-C28KKF-2 CU-C28KKF-2 ................ 102
20. Exploded View and Replacement Parts List103
20.1 Indoor Unit ............................................... 103
20.2 Outdoor Unit ............................................ 109