Si18-201
Troubleshooting - Split Type Indoor Unit
Service Diagnosis
231
1.4
Troubleshooting
1.4.1
Indoor Units
FTK(X)25/35 J
Series
- : Not used for troubleshooting
∗
: Varies depending on the cases.
FTK(X)50/60H,
CDK(X)25~60H
Series
4
: ON,
1
: OFF,
5
: Blinks
Green: Flashes when in normal condition
Red: OFF in normal condition
- : Not used for troubleshooting
∗
: Varies depending on the cases.
Indication on the
remote
controller
Description of the Fault
Details of fault
(Refer to the
indicated
page.)
00
or
∗
Indoor unit in normal condition (Conduct a diagnosis of the
outdoor unit.)
—
A1
Inverter unit - Faulty indoor unit PCB
232
A5
Operation halt due to the freeze protection function or high
pressure control (heat pump model only)
233
A6
Faulty fan motor (AC motor stop)
AC motor
235
C4
Heat exchanger temperature thermistor or related abnormality
236
C9
Suction thermistor or related abnormality
236
CA
Discharge thermistor or related abnormality
236
∗
Faulty indoor unit PCB
237
238
∗
or
U4
Faulty power supply or indoor unit PCB
239
U4
Signal transmission error (between indoor and outdoor units)
243
Indoor Unit LED
Indication
Indication on the
remote
controller
Description of the Fault
Details of fault
(Refer to the
indicated
page.)
Green
A
B
5
5
00
or
∗
Indoor unit in normal condition (Conduct a diagnosis of the
outdoor unit.)
—
5
5
5
5
A5
Operation halt due to the freeze protection function or high
pressure control (heat pump model only)
233
5
5
5
5
A6
Faulty fan motor (AC motor stop)
AC motor
235
5
5
5
5
C4
or
C5
Heat exchanger temperature thermistor or related abnormality
236
5
5
5
5
C9
Suction thermistor or related abnormality
236
5
5
CA
Discharge thermistor or related abnormality
236
4
∗
∗
Faulty indoor unit PCB
237
5
4
238
1
∗
∗
or
U4
Faulty power supply or indoor unit PCB
239, 240
241, 242
5
1
U4
Signal transmission error (between indoor and outdoor units)
243
5
1
U5
Signal transmission error (between indoor unit and remote
controller)
244
Содержание BPMK928B42
Страница 9: ...Si18 201 viii Table of Contents ...
Страница 71: ...Specifications Si18 201 58 Specifications ...
Страница 206: ...Si18 201 Remote Controller Operations 193 1 1 2 FVX25 35KZ ...
Страница 207: ...Remote Controller Si18 201 194 Operations 1 1 3 FTXD25 35KZ ...
Страница 208: ...Si18 201 Remote Controller Operations 195 1 1 4 FTK FTX50 60H ...
Страница 209: ...Remote Controller Si18 201 196 Operations 1 1 5 FTKD FTXD50 60 71J ...
Страница 213: ...Remote Controller Si18 201 200 Operations 1 1 9 FHYC35 50 60 71K Optional Accessory BRC7C612WC ...
Страница 214: ...Si18 201 Remote Controller Operations 201 ...
Страница 216: ...Si18 201 Remote Controller Operations 203 ...
Страница 217: ...Remote Controller Si18 201 204 Operations ...
Страница 234: ...Si18 201 Method of Field Set Operating Test 221 2 3 Interface Adaptor for Room Airconditioner KRP928A1S ...
Страница 237: ...Method of Field Set Si18 201 224 Operating Test ...
Страница 262: ...Si18 201 Troubleshooting SkyAir Indoor Unit Service Diagnosis 249 ...
Страница 393: ...Wiring Diagrams Si18 201 380 Appendix FHYC35 50 60 71KVE9 3D005668C ...
Страница 394: ...Si18 201 Wiring Diagrams Appendix 381 FHYC35 50 60 71KV1C9 ...
Страница 395: ...Wiring Diagrams Si18 201 382 Appendix FDYM60 03FAV1 FDYM60 03FAVAL C 3D019816D OPTION ...
Страница 396: ...Si18 201 Wiring Diagrams Appendix 383 FDYM60 03FAV1C ...