Power Supply Voltage Abnormality - Daikin RXQ12AHR Service Manual

Troubleshooting by Error Code
5.6

Power Supply Voltage Abnormality

5.6.1 Power Supply Voltage Abnormality (FXFSQ-AR)
Applicable
FXFSQ-AR
Models
A8-01
Error Code
Method of Error This error is detected by checking the voltage status with the microcomputer.
Detection
Error Decision
Overvoltage or voltage drop is detected on the fan driver.
Conditions
Supposed
 Defective connection of power supply connector
Causes  Defective indoor unit PCB (A1P)
 External factors (e.g. noise)
194
SiAF341904E
Part 6 Service Diagnosis