SiBE18-821_C
Table of Contents iv
1.5 RA Indoor Unit - F(C)TXG, FTXS, FVXS, FLXS, FDXS Series............132
1.6 SA Indoor Unit - FFQ, FCQ, FDBQ, FBQ, FHQ Series........................134
2. Field Settings ......................................................................................136
2.1 Outdoor Unit .........................................................................................136
2.2 RA Indoor Unit - F(C)TXG, FTXS, FVXS, FLXS, FDXS Series............154
2.3 SA Indoor Unit - FFQ, FCQ, FDBQ, FBQ, FHQ Series........................158
Part 7 Operation Manual ...........................................................166
1. System Configuration..........................................................................167
2. Outdoor Unit........................................................................................168
2.1 RMXS Series........................................................................................168
3. RA Indoor Unit.....................................................................................169
3.1 FTXG-J, CTXG-J Series - ARC466A1 .................................................169
3.2 FTXS-G, FVXS Series - ARC452A1, A3 ..............................................192
3.3 FTXG-E, CTXG-E, FTXS-F, FLXS, FDXS Series -
ARC433B41, B67, B69, B70 ................................................................227
4. SA Indoor Unit - FFQ, FCQ, FDBQ, FBQ, FHQ Series.......................251
4.1 BRC1D528 ...........................................................................................251
4.2 BRC1E51A7 .........................................................................................266
4.3 BRC7E530W, BRC7F532F, BRC7EA63W ..........................................311
Part 8 Troubleshooting ............................................................. 323
1. Troubleshooting with LED...................................................................325
1.1 Outdoor Unit .........................................................................................325
1.2 BP Unit .................................................................................................330
1.3 Indoor Unit............................................................................................331
2. Service Check Function ......................................................................334
2.1 RA Indoor Unit - F(C)TXG, FTXS, FVXS, FLXS, FDXS Series............334
2.2 SA Indoor Unit - FFQ, FCQ, FDBQ, FBQ, FHQ Series........................343
3. Error Codes and Description...............................................................350
4. Troubleshooting for RA Indoor Unit.....................................................352
4.1 Indoor Unit PCB Abnormality ...............................................................352
4.2 Freeze-up Protection Control or Heating Peak-cut Control..................353
4.3 Fan Motor or Related Abnormality .......................................................355
4.4 Thermistor or Related Abnormality (Indoor Unit)..................................358
4.5 Front Panel Open / Close Fault ............................................................359
4.6 Check for RA Indoor Unit .....................................................................360
5. Troubleshooting for SA Indoor Unit.....................................................363
5.1 Indoor Unit PCB Abnormality ...............................................................363
5.2 Drain Water Level System Abnormality................................................364
5.3 Fan Motor or Related Abnormality (FHQ Series) .................................366
5.4 Swing Motor Lock (FHQ Series)...........................................................367
5.5 Drain System Abnormality ....................................................................368
5.6 Indoor Liquid Pipe Thermistor (R2T) Abnormality ................................369
5.7 Indoor Heat Exchanger Thermistor (R3T) Abnormality ........................370
5.8 Suction Air Thermistor (R1T) Abnormality............................................371
5.9 Remote Controller Thermistor Abnormality ..........................................372
5.10 Transmission Error between Remote Controller and Indoor Unit.........373
5.11 Transmission Error between Main and Sub Remote Controllers .........374
5.12 Field Setting Switch Abnormality..........................................................375