Si18-525B
vi
Table of Contents
Swing Flap Motor Malfunction / Lock ...................................................347
Malfunction of Capacity Setting............................................................349
Malfunction of Heat Exchanger Thermistor (R2T)................................350
Malfunction of Heat Exchanger Thermistor (R3T)................................351
5.10 Malfunction of Suction Air Thermistor ..................................................352
5.11 Malfunction of Remote Controller Thermistor.......................................353
5.12 Transmission Error (between Indoor Unit and Remote Controller) ......354
5.13 Transmission Error (between Main and Sub Remote Controller).........355
5.14 Malfunction of Field Setting Switch ......................................................356
5.15 Check ...................................................................................................357
6. Troubleshooting for BP Unit ................................................................359
Malfunction of Electronic Expansion Valve ..........................................359
Faulty BP Unit PCB ..............................................................................360
Faulty BP Liquid or Gas Pipe Thermistor .............................................361
Transmission Error between Indoor Unit and BP Unit..........................362
Transmission Error between Outdoor Unit and BP Unit.......................364
7. Troubleshooting for Outdoor Unit........................................................366
Faulty Outdoor Unit PCB......................................................................366
Actuation of High Pressure Switch .......................................................367
Actuation of Low Pressure Switch........................................................368
Compressor Motor Lock .......................................................................369
Malfunction of Outdoor Unit Fan Motor ................................................370
Malfunction of Moving Part of Electronic Expansion Valve ..................371
Abnormal Discharge Pipe Temperature ...............................................372
Malfunction of Thermistor for Outdoor Air (R1T) ..................................373
Malfunction of Discharge Pipe Thermistor (R3T) .................................374
7.10 Malfunction of Thermistor (R2T) for Suction Pipe ................................375
7.11 Malfunction of Thermistor (R4T) for Outdoor Unit Heat Exchanger .....376
7.12 Malfunction of Receiver Gas Pipe Thermistor (R5T)............................377
7.13 Outdoor Unit: Malfunction of High Pressure Sensor ............................378
7.14 Malfunction of Low Pressure Sensor....................................................379
7.15 Malfunction of Inverter Radiating Fin Temperature Rise......................380
7.16 Inverter Compressor Abnormal ............................................................381
7.17 Inverter Current Abnormal....................................................................382
7.18 Inverter Start up Error...........................................................................383
7.19 Malfunction of Transmission between Inverter and Control PCB.........384
7.20 Malfunction of Inverter Radiating Fin Temperature Rise Sensor .........386
7.21 Faulty Combination of Inverter and Fan Driver ....................................387
7.22 Low Pressure Drop Due to Refrigerant Shortage or
Electronic Expansion Valve Failure......................................................388
7.23 Power Supply Insufficient or Instantaneous Failure .............................389
7.24 Check Operation not Executed ............................................................391
7.25 Malfunction in other Indoor Unit or other BP Unit.................................392
7.26 Mismatching of Indoor Unit, BP Unit and Outdoor Unit ........................393
7.27 Refrigerant System not Set, Incompatible Wiring/Piping......................394
7.28 Malfunction of System, Refrigerant System Address Undefined..........395
8. Check ..................................................................................................396
9. Thermistor Resistance / Temperature Characteristics........................398
10.Pressure Sensor .................................................................................400
Содержание D-Series
Страница 1: ...Si18 525B Applied Models Super Multi Plus Cooling only Super Multi Plus Heat Pump D Series ...
Страница 33: ...List of Functions Si18 525B 20 List of Functions ...
Страница 34: ...Si18 525B Specifications 21 Part 2 Specifications 1 Specifications 22 1 1 Cooling Only 22 1 2 Heat Pump 42 ...
Страница 71: ...Specifications Si18 525B 58 Specifications ...
Страница 107: ...Printed Circuit Board Connector Wiring Diagram Si18 525B 94 Printed Circuit Board Connector Wiring Diagram ...
Страница 117: ...Refrigerant Flow for Each Operation Mode Si18 525B 104 Refrigerant Circuit ...
Страница 171: ...Indoor Unit SkyAir Models Si18 525B 158 Function ...
Страница 207: ...Test Operation and Field Setting for RA Indoor Unit Si18 525B 194 Test Operation ...
Страница 336: ...Si18 525B Service Check Function Troubleshooting 323 ...
Страница 443: ...BP Unit Si18 525B 430 Removal Procedure The clamps are to be kept in stock Step Procedure Points Clamps Q0529 ...
Страница 469: ...Wiring Diagrams Si18 525B 456 Appendix ...
Страница 475: ...Si18 525B vi Index ...