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ESIE15-13C
Troubleshooting by Remote Controller
Service Diagnosis
127
4.6
Indoor Unit Fan Motor Abnormality
Remote
Controller
Display
A6
Applicable
Models
All models of indoor unit
Method of Error
Detection
Detection of abnormal rotation speed of fan motor by signal from the fan motor
Error Decision
Conditions
The error is generated when the rotation speed of the fan motor are not detected while the
output voltage to the fan is at its maximum.
Supposed
Causes
Defective indoor unit fan motor
Breaking or disconnection of wire
Defective contact
Defective indoor unit PCB
Troubleshooting
Note:
* Connector and indoor unit PCB
Model
Connector for fan motor
PCB
FCQG
X20A
A1P
FHQG
X20A
A1P
YES
Turn OFF the power supply.
Wait for 10min.
Check for the fan motor connector.
Caution
Be sure to turn off power switch before connect or disconnect connector, or parts damage may be occurred.
YES
NO
Remove the foreign matter.
NO
YES
Connect correctly.
NO
YES
Replace the fan motor.
NO
Replace the fan motor.
Replace the indoor unit PCB.
CHECK 5
Is there any
foreign matter around
the fan?
Is the
fan motor harness
connected to indoor unit
PCB (
*
)?
With
connector for fan
motor (
*
) disconnected, can
the fan be easily turned
by hands?
Is
the resistance
between each pins above
judgement
standard?
CHECK 5
Содержание RZQG71L9V1
Страница 2: ......
Страница 6: ...ESIE15 13C iv Table of Contents...
Страница 14: ...Introduction ESIE15 13C xii...
Страница 18: ...Outlook Outdoor Units ESIE15 13C 4 General Information 2 Outlook Outdoor Units...
Страница 22: ...Operating range ESIE15 13C 8 General Information...
Страница 108: ...Emergency Operation ESIE15 13C 94 Field Setting...