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TABLE OF CONTENTS
PAGE PAGE
1. Safety Precautions ............................................. 3
2. Specifications ..................................................... 5
3. Features ............................................................. 14
4. Location of Controls and Components .......... 15
4.1 Indoor Unit .................................................. 15
4.2 Outdoor Unit ............................................... 15
4.3 Remote Control .......................................... 15
5. Dimensions ....................................................... 16
5.1 Indoor Unit .................................................. 16
5.2 Outdoor Unit ............................................... 17
6. Refrigeration Cycle Diagram ........................... 18
6.1 CS-E9SD3UAW CU-E9SD3UA .................. 18
6.2 CS-E12SD3UAW CU-E12SD3UA .............. 19
6.3 CS-E18SD3UAW CU-E18SD3UA .............. 20
7. Block Diagram .................................................. 21
7.1 CS-E9SD3UAW CU-E9SD3UA
CS-E12SD3UAW CU-E12SD3UA .............. 21
7.2 CS-E18SD3UAW CU-E18SD3UA .............. 22
8. Wiring Connection Diagram ............................ 23
8.1 Indoor Unit .................................................. 23
8.2 Outdoor Unit ............................................... 24
9. Electronic Circuit Diagram .............................. 26
9.1 Indoor Unit .................................................. 26
9.2 Outdoor Unit ............................................... 27
10. Printed Circuit Board ....................................... 29
10.1 Indoor Unit .................................................. 29
10.2 Outdoor Unit ............................................... 30
11. Installation Instruction ..................................... 33
11.1 Indoor Unit .................................................. 35
11.2 Outdoor Unit ............................................... 43
12. Operation and Control ..................................... 48
12.1 Basic Function ............................................ 48
12.2 Quiet Operation (Cooling Mode/Cooling
Area of Soft Dry Mode) ............................... 51
12.3 Powerful Mode Operation ........................... 52
12.4 Timer Control .............................................. 52
12.5 Auto Restart Control ................................... 52
12.6 Indication Panel .......................................... 52
12.7 Electric Heater Control 1 ............................ 53
12.8 Electric Heater Control 2 ............................ 54
13. Protection Control ............................................ 55
13.1 Protection Control For All Operations ......... 55
13.2 Protection Control For Cooling & Soft Dry
Operation .................................................... 56
13.3 Protection Control for Heating
Operation .................................................... 58
14. Servicing Mode ................................................. 60
14.1 TEST RUN OPERATION (FOR PUMP
DOWN/SERVICING PURPOSE) ...............60
14.2 Auto OFF/ON Button ..................................61
14.3 Cooling Only Operation (Single connection
Only, Multi connection please refer to Multi
outdoor manual) .........................................62
14.4 Remote Controller Room Temperature
Thermoshift Control ....................................63
15. Troubleshooting Guide ....................................67
15.1 Refrigeration Cycle System ........................67
15.2 Relationship Between the Condition of the
Air Conditioner and Pressure and Electric
Current ........................................................68
15.3 Breakdown Self Diagnosis Function ...........69
15.4 Error Codes Table ......................................70
15.5 Self-diagnosis Method ................................72
16. Disassembly and Assembly Instructions ......96
16.1 Indoor Electronic Controller, Blower Fan,
Fan Motor & Drain Motor Removal
Procedure. ..................................................96
16.2 Outdoor Electronic Controller Removal
Procedure ...................................................99
17. Technical Data ............................................... 101
17.1 Technical data provided are based on the
air conditioner running under free
frequency. ................................................ 101
17.2 Technical data provided are based on the
air conditioner running under rated
frequency. ................................................ 104
17.3 Fan Performance ..................................... 107
18. Service Data ................................................... 110
18.1 Cool Mode Outdoor Air Temperature
Characteristic ........................................... 110
18.2 Heat Mode Outdoor Air Temperature
Characteristic ........................................... 113
18.3 Piping Length Correction Factor .............. 116
19. Exploded View and Replacement Parts
List .................................................................. 118
19.1 Indoor Unit ............................................... 118
19.2 Outdoor Unit ............................................ 120
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