10.3. Refrigerant Piping Work 6410.4. Installation, Transferring, Servicing 6611 Installation Instructions 7011.1. Safety Precautions 7011.2. Indoor Unit 7311.3. Outdoor Unit 7712 Installation Instructions 8112.1. Safety Precautions 8112.2. Indoor Unit 8412.3. Outdoor Unit 8813 Servicing Information 9213.1. Troubleshooting 9213.2. Breakdown Self Diagnosis Function 9413.3. Remote Control 9613.4. Disassembly of Parts 9714 Technical Data 10014.1. Operation Characteristics 100• Product− Four modes of operation selection− Powerful Mode operation− Delay ON Timer and OFF Timer− Ionizer Mode Operation− Quiet Mode Operation− Automatic air swing and manual adjusted by RemoteControl for horizontal and vertical airflow− Supersonic Air Purifying System with Super Alleru-Buster.Inactive various harmful airbone elements includingallergens, viruses and bacteria. Generated supersonicwaves enhance the ability to collect dust and dirt in theair.14.2. Sensible Capacity Chart 10315 Exploded View (Indoor Unit) 10415.1. CS-E15DKEW 10415.2. CS-E18DKEW CS-E21DKES 10516 Replacement Parts List (Indoor Unit) 10616.1. CS-E15DKEW 10616.2. CS-E18DKEW CS-E21DKES 10717 Exploded View (Outdoor Unit) 10817.1. CU-E15DKE CU-E18DKE CU-E21DKE 10818 Replacement Parts List (Outdoor Unit) 10918.1. CU-E15DKE CU-E18DKE CU-E21DKE 10919 Electronic Circuit Diagram 11019.1. Indoor Unit 11019.2. Outdoor Unit 11419.3. Remote Control 12019.4. Print PatternIndoor Unit Printed Circuit Board 12119.5. Print PatternOutdoor Unit Printed Circuit Board View 122• Serviceability Improvement− Removable washable Front Panel− Breakdown Self Diagnosis function• Environmental Protection− Non-ozone depletion substances refrigerant (R410A)• Quality Improvement− Gas leakage detection− Deice operation− Auto restart control1 Features2CS-E15DKEW CU-E15DKE / CS-E18DKEW CU-E18DKE / CS-E21DKES CU-E21DKE