4-4-96 Breakaway of Flow switch ....................................................................................................................................................... 144

4-4-97 Thermostat Wiring Error .............................................................................................................................................145

4-4-98 DC FAN Motor Feedback Error .................................................................................................................................146

4-4-99 Water Tank Sensor defective ....................................................................................................................................147

5. PCB Diagram and Parts List ................................................................................................... 148

5-1 Indoor Unit .............................................................................................................................................. 148

5-1-1 Wind-free 4way cassette type, mini 4way cassette ..........................................................................................148

6. Wiring Diagram ....................................................................................................................... 151

6-1 Indoor ....................................................................................................................................................... 151

6-1-1 Wind-free 4way cassette type .....................................................................................................................................151

7. Reference Sheet ...................................................................................................................... 152

7-1 Index for Model Name ............................................................................................................................ 152

7-1-1 Indoor Unit ............................................................................................................................................................................152

7-1-2 Panel ........................................................................................................................................................................................153

7-2 Pump-down Method .............................................................................................................................. 154

7-2-1 Precautions for Pump-down ........................................................................................................................................154

7-2-2 For Single Installation of Outdoor Unit (Only One Outdoor Unit Installed) ............................................154

7-2-3 When Two or More Outdoor Units are Installed ..................................................................................................154

7-3 How to Put Refrigerant in Refrigerant Container ............................................................................... 155

7-3-1 How to put refrigerant in container before pump-down ...............................................................................155

Table of Contents