Symptom: The Outdoor Fan Rotates While The Air Conditioner Is Not In Operation; Solving Problems Based On Error Codes; Troubleshooting For Wireless Connection Adapter - Daikin FTXTA30A2V1BW User Reference Manual

8.1.9 Symptom: The outdoor fan rotates while
the air conditioner is not in operation
▪ After operation has stopped. The outdoor fan continues to
rotate for another 30 seconds for system protection.
▪ While the air conditioner is not in operation. When the outdoor
temperature is very high, the outdoor fan starts to rotate for
system protection.
8.2 Solving problems based on error
codes
If the unit runs into a problem, the user interface displays an error
code. It is important to understand the problem and to take
measures before resetting an error code. This should be done by a
licensed installer or by your local dealer.
This chapter gives you an overview of all possible error codes and
their descriptions as they appear on the user interface.
For detailed troubleshooting of each error, see the service manual.
Fault diagnosis by user interface
The user interface can receive an error code from the indoor unit
referring to the fault. It is important to understand the problem and
take measures before resetting the error code. This should be done
by a licensed installer or your local dealer.
To see the error code on the user interface:
1 Hold for about 5 seconds.
Result: blinks in the temperature display section.
2 Press repeatedly until a continuous beep is heard.
Result: The code is now displayed on the display.
INFORMATION
▪ A short beep and 2 consecutive beeps indicate non-
corresponding codes.
▪ To cancel the code display, hold the
button for 5 seconds. The code will also disappear from
the display if the button is NOT pressed within
1 minute.
System
Error code Description
Normal
Refrigerant shortage
Overvoltage detection
Signal transmission error (between indoor and
outdoor unit)
Indoor/outdoor unit combination fault
Indoor unit
Error code Description
Indoor unit PCB abnormality
Freeze-up protection or high-pressure control
Fan motor (DC motor) abnormality
Streamer unit error
Indoor heat exchanger thermistor abnormality
Opening or closing front panel error
Room temperature thermistor abnormality
Humidity sensor error
Outdoor unit
Error code Description
4-way valve abnormality
FTXTA30A2V1BW
Split system air conditioner
4P518786-4D – 2019.04
Error code Description
Outdoor unit PCB abnormality
Overload activation (compressor overload)
Compressor lock
DC fan lock
Input power overcurrent
Discharge pipe temperature control
High-pressure control (in cooling mode)
Compressor system sensor abnormality
Position sensor abnormality
DC voltage / current sensor abnormality
Outdoor temperature thermistor abnormality
Discharge pipe thermistor abnormality
Outdoor heat exchanger thermistor abnormality
Electrical parts heat error
Radiation fin temperature rise
Inverter instantaneous overcurrent (DC)
Radiation fin thermistor abnormality
Compressor internal temperature error
8.3 Troubleshooting for wireless
connection adapter
The following table provides a brief description of how to deal with
some problems. If none of the following solutions fix the problem, go
to http://www.onlinecontroller.daikineurope.com/
information and FAQ.
Problem
Connection to the WLAN adapter
is not possible (none of the LEDs
are blinking).
cancel
The WLAN adapter is NOT
visible on the unit overview
screen (Home screen) after
configuration of the WLAN
adapter (WPS option).
The WLAN adapter is NOT
visible in the available Wi-Fi
networks list on the smart device
(Access point option).
8 Troubleshooting
for more
Measure
▪ Try operating the unit with the
user interface.
▪ Check if the power is on.
▪ Turn the unit off and back on
again.
▪ Make sure the wireless LAN
adapter is close enough to the
communication device.
▪ Check if communication is OK.
See To confirm the wireless
adapter connection status.
▪ Make sure that the smart
device is connected to the
same wireless network as the
WLAN adapter.
▪ Try resetting to the factory
default and repeat the setting.
See "To reset the connection
setting to the factory
default" on page 15.
▪ Try switching between access
point and WPS setting to
change the wireless channel.
The wireless channel MUST
be between 1~11.
▪ Check if communication is OK.
See To confirm the wireless
adapter connection status.
▪ Try resetting to the factory
default and repeat the setting.
See "To reset the connection
setting to the factory
default" on page 15.
User reference guide
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