Troubleshooting - SkyAir Indoor Unit
Si18-201
254
Service Diagnosis
Troubleshooting
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
Is drain
raising mechanism
connected?
NO
NO
NO
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
Is
a drain pump
connected to the indoor unit
PC board?
Is there continuity?
Does
the drain pump
turn after restarting
operation?
220-240 VAC?
NO
Set to“emergency” and check
the voltage of X25A.
Does display
of malfunction “A3”
appear?
Remove the float switch from
X15A, short-circuit X15A, and
restart operation.
NO
NO
NO
NO
NO
NO
Continuity check of short-
circuit connector
Corner or built-in type?
Is the
short-circuit connector
connected to X15A on the
indoor unit PC
board?
Is the float
switch connected to
X15A?
Is the
drainwater level abnormally
high?
If “A3” is detected by a PC board
which is not mounted with X15A,
the PC board is defective.
Short-circuit connector
connection
Short-circuit connector
replacement
Indoor unit PC board replacement
Connect drain pump
Malfuncton of drain system
Froat switch connection
Float switch replacement
Indoor unit PC board replacement
Drain pump replacement
Indoor unit PC board
replacement
(MF012)
Содержание FTX25JVEA9
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...