Fujitsu AOUH18LMAS1, Service Manual

Page: 110 / 215

4-2. Wireless LAN adapter error
Indicator
Indoor unit
Operation indicator No indication
Timer indicator No indication
Economy indicator No indication
Error code —
→ireless LAN
adapter
LED1 (green) Flashing fast
LED2 (orange) Flashing fast
Detective actuator
→ireless LAN adapter setting
button
→hen the setting button becomes on for consecutive 60
seconds or more.
Setting button
→ireless LAN adapter PCB
Forecast of cause
→ireless LAN adapter setting button failure
→ireless LAN adapter PCB failure
Check point 1. Check the setting button
Check if setting button is kept pressed.
-> If the setting button is held down by the foreign matter, remove the foreign matter or remove the
cause of the button press.
Check point 2. Replace wireless LAN adapter.
If check point 1 do not improve the symptom, replace the wireless LAN adapter and cancel the reg-
istration of air conditioner on the mobile app.
After replacing the adapter, perform the pairing on the mobile app.
For the method of the mobile app, refer to "Mobile app setting method" on page 03-75.
Check point 3. Replace controller PCB
If check point 1 to 2 do not improve the symptom, replace the →ireless LAN adapter.
End
4-2. →ireless LAN adapter error
- (03-68) -
4. Troubleshooting with error code (For wireless LAN adapter)
TR
O
U
B
LESH
O
O
TI
N
G
TR
O
U
B
LESH
O
O
TI
N
G