Troubleshooting by Error Code
SiUS341802E
175
Service Diagnosis
2.5
Indoor Fan Motor Abnormality
2.5.1 Indoor Fan Motor Abnormality (FXDQ, FXHQ Models)
Error Code
A6
Applicable
Models
FXDQ, FXHQ
Method of Error
Detection
This error is detected if there is no revolutions detection signal output from the fan motor.
Error Decision
Conditions
When no revolutions can be detected even at the maximum output voltage to the fan
Supposed
Causes
Defective indoor fan motor
Broken wires
Defective contact
Troubleshooting
NO
YES
YES
Is
the X4A
connector securely
connected?
NO
Is
the
power of 12
VDC supplied
between the Pins 1
and 3 when the X4A is
disconnected and
the power
supply turns
ON?
Replace the indoor unit main
PCB (A1P).
Properly connect the
connectors.
(At this time, check for any
defective connector contact or
broken wires.)
Check the indoor fan motor and
the wiring circuits of the motor.
Caution
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Summary of Contents for Aurora Series
Page 317: ...SiUS341802E Wiring Diagrams Appendix 304 RXLQ96 120TATJU 2D112581A ...
Page 318: ...Wiring Diagrams SiUS341802E 305 Appendix RXLQ72TAYDU 2D112582A ...
Page 319: ...SiUS341802E Wiring Diagrams Appendix 306 RXLQ96 120TAYDU 2D112583A ...
Page 331: ...SiUS341802E Wiring Diagrams Appendix 318 VAM1200GVJU 3D073270C ...
Page 332: ...Revision History Month Year Version Revised contents 04 2018 SiUS341802E First edition ...