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 CTXJ25TVMAW Operation Manual

8-1-11 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

When a problem happens, an error code appears on the remote
controller. 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 error codes and the
content of the error code as it appears on the remote controller.
For a more detailed troubleshooting guideline for each error,
please see the service manual.
Fault diagnosis by remote controller
The remote controller 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 remote controller:
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
noncorresponding codes.
• To cancel the code display, hold the
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
23
Outdoor unit
Error code

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.daikinthai.com/dmobile/index.html/
for more information and FAQ.
Problem
Connection to the WLAN adapter
is not possible (none of the LEDs
are blinking).
button for 5
The WLAN adapter is NOT
visible on the unit overview
screen (Home screen) after
configuration of the WLAN
adapter (WPS option).
Description
4-way valve abnormality
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
Measure
• Try operating the unit with the
remote controller.
• 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" on page 14.
• 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.