Hitachi RCI-1.0FSN4 Service Manual page 10

Table of Contents

General Index

7.1.3 PC-ARFPE remote control .......................................................................................................................... 235

7.2

Test procedure using the wireless remote control ............................................................................... 237

7.2.1 PC-AWR wireless remote control ................................................................................................................ 237

7.3

Test run check list ................................................................................................................................ 238

Electrical check of main parts .............................................................................. 239

8.1

Thermistor ........................................................................................................................................... 240

8.2

Electronic expansion valve .................................................................................................................. 240

8.3

Automatic louver mechanism .............................................................................................................. 241

8.3.1 RCI indoor units ........................................................................................................................................... 241

8.3.2 RCIM indoor units ........................................................................................................................................ 242

8.3.3 RCD indoor units ......................................................................................................................................... 243

8.3.4 RPC-FSN3E indoor units ............................................................................................................................ 244

Servicing ................................................................................................................. 245

9.1

RCI-(1.0-6.0)FSN4 - 4-way cassette ................................................................................................... 248

9.1.1 Removing Air Filter and Air Inlet Grille ......................................................................................................... 248

9.1.2 Removing Electrical Box Cover ................................................................................................................... 248

9.1.3 Removing Optional Air Panel ...................................................................................................................... 249

9.1.4 Removing turbo fan and fan motor .............................................................................................................. 250

9.1.5 Removing Printed Circuit Board (PCB1) ..................................................................................................... 251

9.1.6 Removing Drain Pan ................................................................................................................................... 252

9.1.7 Removing Antibacterial Agent ..................................................................................................................... 252

9.1.8 Removing Drain-Up Mechanism ................................................................................................................. 253

9.1.9 Removing Float Switch ................................................................................................................................ 254

9.1.10 Removing Thermistors for Liquid Pipe and Gas Pipe ............................................................................... 255

9.1.11 Removing Electronic Expansion Valve Coil ............................................................................................... 256

9.1.12 Removing Auto Louver Motors .................................................................................................................. 257

9.1.13 Removing Louver ...................................................................................................................................... 258

9.2

RCIM-(0.6-2.5)FSN4(E) - 4-way cassette (compact) .......................................................................... 259

9.2.1 Removal of the air filter ............................................................................................................................... 259

9.2.2 Removal of the air inlet grille ....................................................................................................................... 259

9.2.3 Removal of the electrical box cover ............................................................................................................ 259

9.2.4 Removal of the optional air panel ................................................................................................................ 260

9.2.5 Removal of the fan runner and the fan motor .............................................................................................. 261

9.2.6 Removal of the printed circuit board (PCB) ................................................................................................. 262

9.2.7 Removal of the drain pan ............................................................................................................................ 263

9.2.8 Removal of the drain mechanism ................................................................................................................ 264

9.2.9 Removal of the float switch ......................................................................................................................... 264

9.2.10 Removal of the thermistors from the liquid and gas pipes ........................................................................ 265

9.2.11 Removal of the electronic expansion valve coil ......................................................................................... 265

VIII

SMGB0099 rev.0 - 12/2016

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