Fujitsu AP-WH4E User Manual (English)

Questions and Answers:

E
Erica WilsonAug 8, 2025
What to do if wireless LAN setup is not possible on my Fujitsu Adapter?
- C
  Cassandra SmithAug 8, 2025
  If you are experiencing issues with wireless LAN setup, please confirm the following: * Ensure that the access point supports 'IEEE802.11b/g/n'. * Confirm that your access point supports 'WPS function' (Button mode). (Refer to the access point's operation manual for details.) * Verify that the indoor unit is connected to the power supply. * If there was a previous owner using this wireless LAN control, please contact authorized service personnel.
R
russellnguyenAug 13, 2025
What to do if I cannot register the Fujitsu AP-WH4E Adapter WLAN adapter to the mobile app?
- B
  Bobby HughesAug 13, 2025
  If you're having trouble registering the WLAN adapter to the mobile app, check that the WLAN indicator lamp on the indoor unit is lit. If it's blinking or off, try reconnecting the WLAN adapter and the access point.
M
Michael MorenoAug 18, 2025
What to do if I am not able to operate the Fujitsu AP-WH4E air conditioner from the mobile app?
- R
  rallenAug 18, 2025
  If you're unable to control your air conditioner via the mobile app, verify the following: * Ensure the indoor unit is receiving power. * Confirm that your access point is powered on. * Check that your smartphone is not in flight mode. * Make sure both your smartphone and the WLAN adapter are connected to the access point. * Try disconnecting the air conditioner from its power source, waiting 15 minutes, and then reconnecting it before attempting to use the app again.
K
Kurt CooleyAug 25, 2025
How to register additional air conditioners on Fujitsu AP-WH4E?
- C
  Crystal GonzalezAug 25, 2025
  To register additional air conditioners, repeat the procedure in '4. WLAN ADAPTER SETTINGS (detailed procedure)' for each air conditioner.
C
Cory RodriguezAug 28, 2025
What to do if I have not received the e-mail when registering my Fujitsu Adapter account?
- C
  clarkedeborahAug 28, 2025
  If you haven't received the account registration email, adjust your domain permissions to prevent it from being marked as spam.
R
Rachel RodriguezSep 1, 2025
What to do if the Fujitsu AP-WH4E mobile app does not work?
- D
  Douglas VargasSep 2, 2025
  Check that the version of the OS on your smartphone is supported. Refer to “Items to Check” of “4.1. Installation work.”