Troubleshooting - Outdoor Unit Related
Si18-201
294
Service Diagnosis
3.3.30
Transmission Error of DC Fan
Outdoor Unit
Indication
U7
Method of
Malfunction
Detection
Malfunction
Decision
Conditions
When transmission error with DC fan microcomputer continued for 60 seconds
Supposed
Causes
"
Incorrect connectors connection
"
DC fan microcomputer malfunction
"
Outside causes (noise, etc.)
"
Malfunction of control PC board receiving circuit
Troubleshooting
Could be outside causes
including noise, etc.
Correct the connection to
restart.
Replace fan PC board.
Is the
error re-generated when
turning the power supply
on again?
(MF050)
YES
NO
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
Are DC fan
PC board and control
PC board correctly
connected?
NO
YES
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 ...