SiSG121917E
Troubleshooting for Outdoor Unit
Part 6 Service Diagnosis
146
Reference
Reference
Troubleshooting
Check No.01
Refer to P.169
Check No.12
Refer to P.172
(R21801)
Caution
YES
NO
NO
YES
YES
YES
NO
YES
NO
NO
Check No. 12
Check the electronic expansion
valve.
Check No. 01
Check the outdoor heat
exchanger thermistor.
Check No. 01
Check the room temperature
thermistor.
Activate the wiring error check
function.
Replace the electronic
expansion valve or coil.
Replace the outdoor heat
exchanger thermistor.
Replace the room temperature
thermistor.
Replace the room temperature
thermistor or indoor heat
exchanger thermistor.
Do the vacuum drying.
Replace the indoor unit PCB
(control PCB) and then start
the wiring error check function.
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Check the wiring and piping.
Wrong wiring or
piping?
Functioning?
As described in
the thermistor
characteristic
chart?
As described in
the thermistor
characteristic
chart?
Change the refrigerant to remove
moisture from the piping (after
drawing a vacuum).
Error again?
Содержание MKS-T Series
Страница 185: ...SiSG121917E Check Part 6 Service Diagnosis 180 50 65 80 class 90 class V U DC DC R22378 W R21130 W V U DCP2 DCM2...
Страница 212: ...Piping Diagrams SiSG121917E 207 Part 8 Appendix MKS65TVMG MKB65TVMG MKS80TVMG 3D103941A 3D103942A...
Страница 213: ...SiSG121917E Piping Diagrams Part 8 Appendix 208 MKS90TVMG 3D104086...
Страница 223: ...SiSG121917E Operation Limit Part 8 Appendix 218 3 Operation Limit MKS50 65 80 90TVMG MKB50 65TVMG 4D078793B...