Name: Hitachi P-N23NA2
Brand: Hitachi
Rating: 5 (1 reviews)

Default Chapter1

1 General Information15

2 Unit Installation31

3 Piping Work and Refrigerant Charge109

4 Electrical and Control Settings145

5 Control System199

6 Optional Functions213

7 Commissioning247

8 Electrical Check of Main Parts253

9 Servicing259

RCI-(1.0-6.0)FSN4 - 4-Way Cassette262
Removing Optional Air Panel263
Removing Turbo Fan and Fan Motor264
Removing Printed Circuit Board (PCB1)265
Removing Drain Pan266
Removing Drain-Up Mechanism267
Removing Float Switch268
Removing Thermistors for Liquid Pipe and Gas Pipe269
Removing Electronic Expansion Valve Coil270
Removing Auto Louver Motors271
Removing Louver272
RCIM-(0.6-2.5)FSN4(E) - 4-Way Cassette (Compact)273
Removal of the Optional Air Panel274
Removal of the Fan Runner and the Fan Motor275
Removal of the Printed Circuit Board (PCB)276
Removal of the Drain Pan277
Removal of the Drain Mechanism278
Removal of the Thermistors from the Liquid and Gas Pipes279
Removal of the Inlet Air Thermistor280
Removal of the Automatic Louver Motor281
RCD-(0.8-6.0)FSN3 - 2-Way Cassette282
- Removal of the Optional Air Panel283
- Removal of the Printed Circuit Board (PCB)285
- Removal of the Float Switch286
- Removal of the Thermistors from the Liquid and Gas Pipes287
- Removal of the Electronic Expansion Valve Coil288
- Remove the Anti Bacterial Agent Case289
RPC-(3.0-6.0)FSN3E - Ceiling Type290
- Removal of the Fan Motor291
- Removal of the Fan Shaft Support292
- Removal of the Thermistors from the Liquid and Gas Pipes293
- Removal of the Printed Circuit Board (PCB)294
RPC-(1.5-6.0)FSN3 - Ceiling Type295
- Removing Louver296
- Removing Bearing (Except for RPC-1.5 and 2.0FSN3)298
- Removing Coupling (Except for RPC-1.5 and 2.0FSN3)299
- Removing Auto Louver Motor300
  - Removing Electronic Expansion Valve Coil301
  - Removal of the Printed Circuit Board (PCB)303
RPI-(0.6-6.0)FSN4E - Ducted Indoor Unit304
- Removal of the Inlet and Outlet Air Thermistors305
- Removal of the Thermistors from the Liquid and Gas Pipes306
- Removal of the Drain Mechanism307
- Removal of the Float Switch308
RPI-(8.0-20.0)FSN3(P)E(-F) - Ducted Indoor Unit309
- Outlet Air Thermistor310
- Removal of the Thermistors from the Liquid and Gas Pipes311
- Fan Removal312
- Removal of the Float Switch315
- Removal of the Air Filter316
RPIM-(0.6-1.5)FSN4E - Ducted Indoor Unit317
- Outlet Air Thermistor318
- Removal of the Fan Parts319
- Removal of the Float Switch320
RPK-FSN(H)3M - Wall Mounted321
- Electrical Box Structure325
- Remove the Electrical Box Cover326
- Replacing PCB1 for Control327
- Removing Electrical Box329
- Removing as Motor331
- Removing Heat Exchanger334
- Removing Thermistors for Freeze Protection, Gas Pipe, Outlet Air and Inlet Air337
- Removing Fan and Fan Motor341
- Removing Electronic Expansion Valve Coil343
- Removing Horizontal Louver345
RPF(I)-(1.0-2.5)FSN2E - Floor and Floor Concealed Type346
- Removal of the Front Panel347
- Removal of the Printed Circuit Board (PCB)348
K PI-(252-2002)(E/X)4E - Energy Recovery and Active Energy Recovery Ventilation Units349
- Removal of Heat Exchanger350
- Removal of the Float Switch (X4E Series Only)351
- Removal of the Damper Motor352
- Removal of the Electrical Box353
- Removal of the Fan Motor354
- Removal of the DX-Coil Module (X4E Series Only)355
DX-Interface356

10 Troubleshooting357

11 Maintenance Notes365

Brand	Hitachi
Model	P-N23NA2
Category	Air Conditioner
Language	English

Hitachi P-N23NA2 Service Manual

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