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SiUS39-602
Troubleshooting by Indication on the Remote Controller
Troubleshooting
155
2.24
“
J2
”
Current Sensor Malfunction
Remote
Controller
Display
J2
Applicable
Models
REYQ72M, 96M
Method of
Malfunction
Detection
Malfunction is detected according to the current value detected by current sensor.
Malfunction
Decision
Conditions
When the current value detected by current sensor becomes 5A or lower, or 40A or more during
standard compressor operation.
Supposed
Causes
Faulty current sensor
Faulty outdoor unit PC board
Troubleshooting
(V3071)
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
Is the
current sensor
mounted on the T-phase
wire?
Is the
connector for
current sensor
connected to X30A, X31A
on outdoor unit
PC board
(A1P)?
Replace current sensor and
outdoor unit PC board.
Connect the connector, and
operate unit again.
NO
NO
Mount the current sensor
correctly, and operate unit again.
YES
YES
Summary of Contents for REYQ72
Page 35: ...Specifications SiUS39 602 24 Specifications...
Page 121: ...Field Setting SiUS39 602 110 Test Operation...
Page 129: ...Troubleshooting by Remote Controller SiUS39 602 118 Troubleshooting...
Page 225: ...Troubleshooting OP Unified ON OFF Controller SiUS39 602 214 Troubleshooting...
Page 232: ...SiUS39 602 Piping Diagrams Appendix 221 1 3 BS Unit BSVQ36MVJU BSVQ60MVJU 4D045338...
Page 235: ...Wiring Diagrams for Reference SiUS39 602 224 Appendix REYQ144 168 192MTJU C 3D050354A...
Page 240: ...SiUS39 602 Wiring Diagrams for Reference Appendix 229 2 4 BS Unit BSVQ36M 60MVJU 3D045069A...
Page 249: ...Example of Connection R 410A Type SiUS39 602 238 Appendix...
Page 255: ...Method of Replacing The Inverter s Power Transistors and Diode Modules SiUS39 602 244 Appendix...
Page 265: ...Precautions for New Refrigerant R 410A SiUS39 602 254 Precautions for New Refrigerant R 410A...
Page 269: ...SiUS39 602 iv Index...