SiUS34-907
Troubleshooting by Indication on the Remote Controller
Troubleshooting
163
Troubleshooting
Compressor inspection
: Refer to the information on P.213.
Po
w
er OFF
(
(
Open the stop
v
al
v
e.
Check if the stop
v
al
v
e is open.
N
O
Replace the in
v
erter
compressor.
YES
Caution
Be s
u
re to t
u
rn off the po
w
er s
w
itch
b
efore connecting or disconnecting the connector, or parts may
b
e damaged.
YES
Replace the compressor lead
w
ires.
Check if the
compressor lead
w
ires are normal.
N
O
YES
Correct the
w
iring and
connection.
Check if the
w
iring
and connection to the compressor
are normal.
N
O
YES
Replace the in
v
erter
compressor.
Ins
u
lation resistance
of the compressor is 100 k
W
or
b
elo
w
.
YES
N
O
Replace the in
v
erter
compressor.
Compressor
coils are disconnected.
YES
N
O
Replace the main PCB (A1P).
Check if the po
w
er transistor
is normal.
N
O
YES
Contin
u
e operation.
Momentary po
w
er fail
u
re
is possi
b
le.
Fail
u
re occ
u
rs
again after restarting
the
u
nit.
N
O
CHECK 4
CHECK 4
Summary of Contents for VRV III-S RXYMQ36 48PVJU
Page 1: ...RXYMQ36 48PVJU R 410A Heat Pump 60Hz SiUS34 907...
Page 9: ...SiUS34 907 Safety Considerations viii...
Page 237: ...Wiring Diagrams SiUS34 907 228 Appendix 2 2 Field Wiring RXYMQ36 48PVJU 3D065370...
Page 238: ...SiUS34 907 Wiring Diagrams Appendix 229 2 3 Indoor Unit FXFQ12M 18M 24M 30M 36MVJU 3D042620C...
Page 239: ...Wiring Diagrams SiUS34 907 230 Appendix FXZQ07M 09M 12M 18MVJU 3D059263...
Page 240: ...SiUS34 907 Wiring Diagrams Appendix 231 FXDQ07M 09M 12M 18M 24MVJU 3D050501A...
Page 241: ...Wiring Diagrams SiUS34 907 232 Appendix FXMQ07P 09P 12P 18P 24P 30P 36P 48PVJU 3D065984A...
Page 242: ...SiUS34 907 Wiring Diagrams Appendix 233 FXHQ12M 24M 36MVJU 3D048116A...
Page 243: ...Wiring Diagrams SiUS34 907 234 Appendix FXAQ07M 09M 12M 18M 24MVJU 3D046039D...
Page 244: ...SiUS34 907 Wiring Diagrams Appendix 235 FXLQ12M 18M 24MVJU FXNQ12M 18M 24MVJU 3D045644A...
Page 247: ...Option List SiUS34 907 238 Appendix...
Page 249: ...Example of Connection 240...
Page 263: ...Precautions for New Refrigerant R 410A SiUS34 907 254 Precautions for New Refrigerant R 410A...
