E7-00 - Outdoor Unit: Malfunction Of Outdoor Unit Fan Motor; E8-00 - Outdoor Unit: Power Input Overvoltage - Daikin RXM20R Service Manual

3.5.12 E7-00 – Outdoor unit: Malfunction of outdoor unit fan motor
3.5.13 E8-00 – Outdoor unit: Power input overvoltage
RXM20~71R(9) + ARXM25~71R(9) + FTXM20~71R + ATXM25~50R +
FVXM25~50A
Split New Perfera R32
ESIE20-11B – 2022.02
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.
Trigger
Fan does NOT start
15~30 seconds after ON
signal.
It can occur that the error
code is triggered when
the fan motor is running
caused by a faulty
rotating sensor signal.
To solve the error code
INFORMATION
It is recommended to perform the checks in the listed order.
1 Perform a check of the outdoor unit fan motor. See
4
motor" [ 143].
Possible cause: Faulty outdoor unit fan motor.
2 Perform a check of the main PCB. See
Possible cause: Faulty main PCB.
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.
Trigger
Compressor running
current exceeds standard
value for 2.5 seconds.
To solve the error code
INFORMATION
It is recommended to perform the checks in the listed order.
1 Check the outdoor temperature. See
Possible cause: Outdoor temperature is out of operation range.
2 Perform a check of the compressor. See "4.2 Compressor" [
Possible cause: Faulty compressor or miswiring of the compressor power
supply cable.
3 Perform a check of the main PCB. See
Effect
Unit will stop operating.
"4.12 Main
Effect
Unit will stop operating.
"5.3 External
"4.12 Main
3 Troubleshooting
|
Reset
Manual reset via user
interface.
"4.13 Outdoor unit fan
4
PCB" [ 125].
Reset
Manual reset via user
interface.
4
factors" [ 215].
4 57].
4
PCB" [ 125].
Service manual
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