Si18-201
Troubleshooting - Outdoor Unit Related
Service Diagnosis
281
3.3.19
Abnormal LP Error
Outdoor Unit
Indication
JC
Method of
Malfunction
Detection
1. Error is determined by the LP sensor value when the compressor is off.
2. Error is determined by the LP sensor value in normal operation when the compressor is on.
3. Error is determined by the LP sensor value when a certain time range passed after standby
operation at time of starting.
Malfunction
Decision
Conditions
When either of 1-3 conditions mentioned above was satisfied.
Supposed
Causes
"
Defective LP sensor
"
Faulty connectors connection of LP sensor
"
Possibility of gas shortage
"
When cooling: Refrigerant amount 0-20%
"
When heating: Refrigerant amount 0-5%
Troubleshooting
Start
Check LP sensor
connectors.
Check stop valve.
Charge with the proper
amount of refrigerant.
Could be outside causes
other than defect.
Probe where the noise
comes from and take
remedy.
Replace LP sensor after
collecting refrigerant and
charge with refrigerant.
(MF038)
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
Check LP sensor connectors.
Is it normal?
NO
Is the stop valve open?
YES
YES
NO
Is gas lacking?
YES
Does
the LP sensor value
vary in any operative
status?
NO
NO
YES
Faulty LP sensor
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Страница 207: ...Remote Controller Si18 201 194 Operations 1 1 3 FTXD25 35KZ...
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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...
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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...