SiUS34-907
Troubleshooting by Indication on the Remote Controller
Troubleshooting
123
3.7
“
AF
”
Drain Level above Limit
Remote
Controller
Display
AF
Applicable
Models
FXMQ, FXDQ
Method of
Malfunction
Detection
Water leakage is detected based on float switch ON/OFF operation while the compressor is in non-
operation.
Malfunction
Decision
Conditions
When the float switch changes from ON to OFF while the compressor is in non-operation
Supposed
Causes
Humidifier unit (optional accessory) leaking
Defect of drain pipe (upward slope, etc.)
Defect of indoor unit PCB
Troubleshooting
Modify the drain piping.
Field drain
piping has a defect s
u
ch as
u
p
w
ard sloping.
Defect of indoor
u
nit PCB.
YES
Check if the h
u
midifier
u
nit is
leaking.
A h
u
midifier
u
nit (optional accessory)
is installed on the
indoor
u
nit.
YES
N
O
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.
N
O
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...