Troubleshooting by Error Code
SiUS341615E
213
Service Diagnosis
3.27 Current Leakage Detection
Error Code
E2
Applicable
Models
All outdoor unit models
Method of Error
Detection
Current leakage is detected in the earth leakage detection circuit. Error is detected on the outdoor
unit main PCB.
Error Decision
Conditions
When leakage current is detected.
Supposed
Causes
Earth fault
Defective wiring with the current sensor
Temporary liquid back or refrigerant stagnation
Troubleshooting
Sub code: -01 to -03
Caution
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Correct the wiring.
Normal
(Keep operating)
It is possibly caused by
temporary oil return or
refrigerant residue.
(Perform maintenance
during long-term
shutdown such as a
power outage.)
Check
if the
connection to the
current sensor (T1A) is
correctly wired.
NO
Replace the compressor.
RXYQ72-120TA: M1C
RXYQ144/168TA: M1C, M2C
Defective compressor
insulation
YES
YES
Replace the corresponding
parts.
Defective
insulation of parts
other than the
compressor
YES
NO
NO
Turn OFF the power supply,
and then disconnect the
compressor lead wire.
Reconnect the wires, and
then reconnect the unit to the
power supply.
Summary of Contents for RXYQ-TA Series
Page 1: ...Service Manual SiUS341615E RXYQ72 408TAYDU RXYQ72 408TATJU Heat Pump 60 Hz...
Page 321: ...SiUS341615E Wiring Diagrams Appendix 308 RXYQ96 120TAYDU 2D106439A...
Page 322: ...Wiring Diagrams SiUS341615E 309 Appendix RXYQ144 168TAYDU 2D106440A...
Page 323: ...SiUS341615E Wiring Diagrams Appendix 310 RXYQ72TATJU 3D106435A...
Page 324: ...Wiring Diagrams SiUS341615E 311 Appendix RXYQ96 120TATJU 2D106436A...
Page 325: ...SiUS341615E Wiring Diagrams Appendix 312 RXYQ144 168TATJU 2D106437A...
Page 335: ...SiUS341615E Wiring Diagrams Appendix 322 VAM1200GVJU 3D073270C...
Page 336: ...Revision History Month Year Version Revised contents 02 2017 SiUS341615E First edition...
