Error
code
Error message
Cause
Solution
3115
Some device group move
processing could not be
conducted due to
communication failure. After
checking the following
contents, please try again after
a while.
• Ensure that your mobile
device is connected to the
internet.
Air conditioner group setting has not been completed because
communication with air conditioner failed.
Check the following contents depending on the status of indoor
unit wireless LAN indicator lamp or WLAN Adapter LED 2 and
operate again.
• When not lighting
– Check that the Electrical panel (Switch breaker) to the
air conditioner is turned on.
– Check that the power plug of the air conditioner main
unit is plugged in.
• When lighting
Use a smartphone to check that the wireless router to
which the air conditioner is connected is connected to the
Internet. If the smartphone cannot connect to the Internet,
reboot the wireless router. When rebooting the wireless
router does not solve the problem, contact the
manufacturer of the wireless router.
• When blinking
Wait for a while until the indicator lamp lights and then
operate again. If the indicator lamp is still blinking after
waiting for a while, check that the wireless router is turned
on.
5320
Loading of air conditioner
information failed. Check the
following contents.
• Ensure that your mobile
device is connected to the
internet.
Air conditioner information could not be obtained because
communication with server (cloud) failed.
1. Check that the wireless LAN setting of smartphone is set to
ON.
2. Check that the smartphone is connected to the Internet.
3. Check that the wireless router is turned on.
5531
5540
New firmware update failed.
Firmware update failed.
Check the following contents and operate again.
1. Check that the wireless LAN setting of smartphone is set to
ON.
2. Check that the smartphone is connected to the Internet.
3. Check that the wireless router is turned on.
4. Refer to the operation manual of air conditioner and check
the indicator lamp state of air conditioner indoor unit.
5601
Failed to get the air conditioner
information.
Failed to obtain air conditioner information by Direct Control.
Sign in again.
5602
Failed to add the air
conditioner.
Failed to add air conditioner by Direct Control.
Check the following contents and operate again.
1. When 2D barcode label is used, scan 2D barcode label
again.
2. When 2D barcode label is not used, check that the entered
SSID or PIN code is correct.
5630
Device disconnection
failed.After checking the
following contents, please try
again after a while.
• Ensure that your mobile
device is connected to the
internet.
Failed to disconnect the connection with air conditioner by
Direct Control.
Check the following contents and operate again.
1. Check that the smartphone is connected with the air
conditioner.
2. Check that the Electrical panel (Switch breaker) to the air
conditioner is turned on.
3. Check that the power plug of the air conditioner main unit is
plugged in.
1-7. Error message for wireless LAN control (Mobile app)
- (03-18) - 1. Error code
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