2TABLE OF CONTENTS1. Safety Precautions .............................................32. Specification .......................................................53. Location of Controls and Components ............93.1 Indoor Unit ....................................................93.2 Outdoor Unit .................................................93.3 Remote Control ............................................94. Dimensions .......................................................104.1 Indoor Unit ..................................................104.2 Outdoor Unit ...............................................125. Refrigeration Cycle Diagram ...........................145.1 CS-PS9PKV CU-PS9PKVCS-PS12PKV CU-PS12PKV .....................145.2 CS-PS18PKV CU-PS18PKVCS-PS24PKV CU-PS24PKV .....................156. Block Diagram ..................................................166.1 CS-PS9PKV CU-PS9PKV .........................166.2 CS-PS12PKV CU-PS12PKV .....................176.3 CS-PS18PKV CU-PS18PKV .....................186.4 CS-PS24PKV CU-PS24PKV .....................197. Wiring Connection Diagram ............................207.1 Indoor Unit ..................................................207.2 Outdoor Unit ...............................................228. Electronic Circuit Diagram ..............................268.1 Indoor Unit ..................................................268.2 Outdoor Unit ...............................................289. Printed Circuit Board .......................................329.1 Indoor Unit ..................................................329.2 Outdoor Unit ...............................................3510. Installation Instruction .....................................4010.1 Select the Best Location .............................4010.2 Indoor Unit ..................................................4110.3 Outdoor Unit ...............................................4511. Operation Control .............................................4811.1 Basic Function ............................................4811.2 Indoor Fan Motor Operation .......................4911.3 Outdoor Fan Motor Operation ....................4911.4 Airflow Direction..........................................5011.5 Timer Control ..............................................5011.6 Random Auto Restart Control ....................5111.7 Indication Panel ..........................................5111.8 ECONAVI & AUTO COMFORTOperation ....................................................5212. Protection Control ............................................5612.1 Restart Control (Time Delay SafetyControl) .......................................................5612.2 30 Seconds Forced Operation ...................5612.3 Total Running Current Control ...................5612.4 IPM (Power Transistor) PreventionControl ........................................................5612.5 Low Pressure Prevention Control(Gas Leakage Detection) ...........................5712.6 Compressor Tank Temperature RiseProtection Control .......................................5712.7 Low Frequency Protection Control 1 ..........5712.8 Low Frequency Protection Control 2 ..........5712.9 Outdoor Air Temperature Control ...............5712.10 Cooling Overload Control ...........................5812.11 Freeze Prevention Control .........................5812.12 Freeze Prevention Control 2 ......................5812.13 Dew Prevention Control .............................5812.14 Odor Cut Control ........................................5813. Servicing Mode .................................................5913.1 Auto Off/On Button .....................................5913.2 Remote Control Button ...............................6014. Troubleshooting Guide ....................................6114.1 Refrigeration Cycle System ........................6114.2 Breakdown Self Diagnosis Function...........6314.3 Error Code Table ........................................6414.4 Troubleshooting Flowchart .........................6515. Disassembly and Assembly Instructions ......8715.1 CS-PS9/12PKV ..........................................8715.2 CS-PS18/24PKV ........................................9116. Technical Data ..................................................9516.1 Operation Characteristics ...........................9517. Exploded View and Replacement PartsList .................................................................. 10317.1 Indoor Unit ............................................... 10317.2 Outdoor Unit ............................................ 109