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SiENBE12-713

iv Table of Contents

5.22 Electrical Box Temperature Rise..........................................................265

5.23 Radiation Fin Temperature Rise ..........................................................267

5.24 Output Over Current Detection.............................................................269

5.25 Insufficient Gas.....................................................................................271

5.26 Low-voltage Detection or Over-voltage Detection................................273

5.27 Signal Transmission Error (on Outdoor Unit PCB)...............................274

5.28 Anti-icing Function in Other Rooms / Unspecified Voltage

(between Indoor and Outdoor Units)....................................................275

6. Check..................................................................................................276

6.1 How to Check.......................................................................................276

Part 7 Removal Procedure ........................................................ 287

1. Outdoor Unit........................................................................................288

1.1 Removal of the Panels and Plates .......................................................288

1.2 Removal of the Electrical Box ..............................................................292

1.3 Removal of the PCB.............................................................................300

1.4 Removal of the Propeller Fan / Fan Motor ...........................................306

1.5 Removal of the Sound Blanket.............................................................308

1.6 Removal of Electronic Expansion Valve Coil,

Four Way Valve Coil and Thermistor ...................................................312

1.7 Removal of the Distributor....................................................................315

1.8 Removal of the Four Way Valve...........................................................316

1.9 Removal of the Compressor.................................................................317

Part 8 Others ............................................................................. 319

1. Others .................................................................................................320

1.1 Test Run from the Remote Control ......................................................320

1.2 Jumper Settings ...................................................................................321

Part 9 Appendix......................................................................... 323

1. Piping Diagrams..................................................................................324

1.1 Indoor Units..........................................................................................324

1.2 Outdoor Units .......................................................................................330

2. Wiring Diagrams..................................................................................331

2.1 Indoor Units..........................................................................................331

2.2 Outdoor Units .......................................................................................336

Index ............................................................................................. i

Drawings & Flow Charts ................................................................ v

Daikin FTKS50D2V1W User Manual

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