Si18-201
Troubleshooting - Outdoor Unit Related
Service Diagnosis
261
Troubleshooting
Heating
Open the stop valve.
There is possibility of EVn
malfunction.
EVn connector connection
wrong
EVn coil disconnected
EVn clogged with dust,
defective
There is possibility of EVH
malfunction.
EVH coil disconnected
EVH clogged with dust,
defective
There is possibility of EVP
malfunction.
EVP coil disconnected
EVP clogged with dust,
defective
There is possibility of EVH
malfunction.
EVH coil disconnected
EVH clogged with dust,
defective
There is possibility of EVH
malfunction.
EVH coil disconnected
EVH defective
There is possibility of EVH
malfunction.
EVH coil disconnected
EVH defective
There is possibility of EVH
malfunction.
EVH coil disconnected
EVH clogged with dust,
defective
There is possibility of EVP
malfunction.
EVP coil disconnected
EVP clogged with dust,
defective
What operation
mode is applied?
Is stop valve open?
YES
Does
the refrigerant
passing noise always
come from EVH of
BP unit?
NO
(MF019)
NO
Are
the heat
exchanger
intermediate
temperature and the
liquid pipe temperature in
the room with unit run excessively
close to the saturated
temperature equivalent
to the high
pressure?
YES
YES
Does the
refrigerant passing
noise always come
from EVP?
NO
NO
YES
Does
the refrigerant
passing noise always
come from EVH of
BP unit?
YES
NO
YES
Is the gas
pipe in the room
with unit run frosted
resulting in the discharge
pipe temperature lower than
its target temperature
and in the minimum
opening of
EVn?
NO
YES
Is the gas
pipe in the room
with unit stopped
frosted resulting in
the discharge pipe
temperature lower
than its target
temperature?
NO
Is the
suction pipe
temperature
abnormally
high?
YES
Does the
refrigerant passing
noise always come
from EVP?
YES
NO
Cooling
1
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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...