Daikin Sensira Series, Руководство по обслуживанию

Страница: 9 / 172

1 | Troubleshooting
Service manual
9
FTXF20~71A + FTXF20~25B + FTXF20~42C + ATXF20~71A + ATXF20~42C
+ RXF20~71A + RXF20~60B + RXF20~42C + ARXF20~71A + ARXF20~42C
Split Sensira R32
ESIE18-12E – 2021.02
1.5.3 A6-00 – Indoor unit fan motor abnormality
Trigger Effect Reset
The rotation speed of the
fan motor is NOT
detected while the output
voltage to the fan is at its
maximum. Unit will stop operating. Power reset via the
outdoor unit.
To solve the error code
INFORMATION
It is recommended to perform the checks in the listed order.
1 Perform a check of the indoor unit main PCB. See "2.6 Indoor unit main
PCB" [
4
67].
Possible cause: Faulty indoor unit main PCB.
2 Perform a check of the indoor unit fan motor. See "2.5 Indoor unit fan
motor" [
4
64].
Possible cause: Faulty indoor unit fan motor.
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.
1.5.4 C4-00 – Heat exchanger temperature sensor problem
Trigger Effect Reset
Refrigerant liquid
thermistor detects an
open or short circuit
during compressor
operation. Unit will stop operating. Power reset.
To solve the error code
INFORMATION
It is recommended to perform the checks in the listed order.
1 Perform a check of the indoor unit heat exchanger thermistor. See
"2.13 Thermistors" [
4
117].
Possible cause: Faulty indoor unit heat exchanger thermistor.
2 Perform a check of the indoor unit main PCB. See "2.6 Indoor unit main
PCB" [
4
67].
Possible cause: Faulty indoor unit main PCB.
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.