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SiBE121135
248
Service Diagnosis
Part 6
Service Diagnosis
1. Troubleshooting with LED ...................................................................250
1.1
Indoor Unit............................................................................................250
1.2
Outdoor Unit .........................................................................................252
2. Problem Symptoms and Measures .....................................................253
3. Service Check Function ......................................................................254
3.1
RA Indoor Unit - FTXG, FTXS, CTXS, FVXG, FVXS, FLXS,
FDXS Series.........................................................................................254
3.2
SA Indoor Unit - FCQG, FFQ, FHQ, FDBQ, FBQ Series .....................263
4. Code Indication on Remote Controller ................................................267
4.1
RA Indoor Unit - FTXG, FTXS, CTXS, FVXG, FVXS, FLXS,
FDXS Series.........................................................................................267
4.2
SA Indoor Unit - FCQG, FFQ, FHQ, FDBQ, FBQ Series .....................267
4.3
Sub Codes for SA Indoor Unit ..............................................................268
4.4
Outdoor Unit .........................................................................................269
5. Troubleshooting for RA Indoor Unit - FTXG, FTXS, CTXS, FVXG, FVXS,
FLXS, FDXS Series ...........................................................................270
5.1
Indoor Unit PCB Abnormality ...............................................................270
5.2
Freeze-up Protection Control or Heating Peak-cut Control ..................272
5.3
Fan Motor or Related Abnormality .......................................................274
5.4
Radiant Panel Temperature Rise, Indoor Electronic Expansion Valve
(Motor Operated Valve) Abnormality, Freeze-up Protection Control
(FVXG Series Only)..............................................................................278
5.5
Thermistor or Related Abnormality (RA Indoor Unit)............................280
5.6
Front Panel Open / Close Fault (FTXG Series Only) ...........................281
5.7
Signal Transmission Error (between Indoor Unit and Outdoor Unit) ....282
5.8
Unspecified Voltage (between Indoor Unit and Outdoor Unit) .............283
6. Troubleshooting for SA Indoor Unit - FCQG, FFQ, FHQ, FDBQ,
FBQ Series..........................................................................................284
6.1
Indoor Unit PCB Abnormality ...............................................................284
6.2
Drain Water Level System Abnormality................................................285
6.3
Fan Motor or Related Abnormality .......................................................287
6.4
Swing Motor Lock (FHQ Series Only) ..................................................289
6.5
Drain System Abnormality....................................................................290
6.6
Thermistor or Related Abnormality (SA Indoor Unit) ............................291
6.7
Remote Controller Thermistor Abnormality ..........................................292
6.8
Signal Transmission Error
(between Indoor Unit and Remote Controller)......................................293
6.9
Signal Transmission Error
(between MAIN Remote Controller and SUB Remote Controller)........294
6.10 Field Setting Abnormality .....................................................................295
7. Troubleshooting for Outdoor Unit........................................................296
7.1
Refrigerant Shortage ............................................................................296
7.2
Low-voltage Detection or Over-voltage Detection................................298
7.3
Signal Transmission Error (on Outdoor Unit PCB) ...............................300
Содержание Super Multi NX 3MKS50E3V1B
Страница 187: ...SiBE121135 RA Indoor Unit Operation Manual 175 2 1 17 Quick Reference FTXG25 35 50JV1BW A Quick Reference...
Страница 188: ...RA Indoor Unit SiBE121135 176 Operation Manual FTXS20 25K2V1B CTXS15 35K2V1B Quick Reference...
Страница 189: ...SiBE121135 RA Indoor Unit Operation Manual 177 FVXG25 35 50K2V1B Quick Reference...
Страница 246: ...SA Indoor Unit SiBE121135 234 Operation Manual 2 Start 5s 5s 5s 5s 5s End...
Страница 413: ...SiBE121135 Outdoor Unit 80 90 Class Removal Procedure 401 7 Remove the sound blanket inner Step Procedure Points R10439...