Introduction
This manual provides essential instructions for the installation, operation, and maintenance of your Fujitsu Air Conditioner WiFi Module Transmitter (Model UTY-TFNXZ2, Part No. AP-WB1E / 9382491000). This wireless LAN adapter allows you to control your compatible Fujitsu air conditioner remotely via a smartphone application. Please read these instructions thoroughly before use and retain this manual for future reference.
Safety Information
WARNING: Installation should only be performed by qualified service personnel. Improper installation can lead to electric shock, fire, or injury.
- Always disconnect power to the air conditioner unit before installing or servicing the WiFi module.
- Do not expose the module to water or excessive moisture.
- Do not attempt to open or repair the module yourself. Refer all servicing to qualified personnel.
- Ensure the module is installed in a location that complies with local electrical codes and regulations.
Package Contents
Verify that all items are present in the package:
- 1 x Fujitsu Wireless LAN Adapter (UTY-TFNXZ2 / AP-WB1E)
- 1 x Setting Manual (Multilingual)

Setup Instructions
This module enables wireless LAN control for your air conditioner. It connects your air conditioner to a wireless LAN network, allowing control via a smartphone app. The module supports IEEE802.11b/g/n wireless standards and WPS (Wi-Fi Protected Setup) for easy connection.
1. Pre-installation Check
- Ensure your Fujitsu air conditioner is compatible with the UTY-TFNXZ2 module.
- Confirm you have a stable wireless LAN network (Wi-Fi) available.
- Download the official Fujitsu General air conditioner control app (FG.AIR) from Google Play Store (for Android) or Apple App Store (for iOS). Check for the latest supported OS versions.
2. Physical Installation
Note: This installation should be performed by qualified service personnel only.
- Disconnect the main power supply to your air conditioner unit.
- Locate the designated port on your air conditioner for the wireless LAN adapter.
- Connect the UTY-TFNXZ2 module's cable to the air conditioner's port.
- Secure the module in an appropriate location within the air conditioner unit or nearby, ensuring proper ventilation and avoiding interference.

3. Network Connection (WPS Method)
If your wireless router supports WPS:
- Restore power to the air conditioner unit.
- Press the WPS button on the UTY-TFNXZ2 module (if available, or follow app instructions for WPS initiation).
- Within two minutes, press the WPS button on your wireless router.
- The module's indicator light should change to indicate a successful connection.
4. Network Connection (Manual/App Method)
If WPS is not used or fails, follow the instructions in the FG.AIR app to manually connect the module to your wireless LAN network. This typically involves selecting your Wi-Fi network and entering the password.
For detailed connection information, refer to the official Fujitsu General support site: www.fujitsu-general.com/global/support
Operating Instructions
Once the UTY-TFNXZ2 module is successfully connected to your wireless LAN network and linked to the FG.AIR app:
- Open the FG.AIR application on your smartphone or tablet.
- Ensure your device is connected to the internet (either via Wi-Fi or mobile data).
- Select your air conditioner unit from the app's device list.
- You can now control various functions of your air conditioner, such as:
- Turning the unit On/Off
- Adjusting temperature settings
- Changing operating modes (Cool, Heat, Fan, Dry, Auto)
- Setting fan speed
- Scheduling operations
Refer to the FG.AIR app's user manual or help section for detailed instructions on using all available features.
Maintenance
- Keep the module clean and free from dust. Use a soft, dry cloth for cleaning.
- Do not use liquid cleaners or aerosol sprays.
- Ensure the module is not obstructed, allowing for proper wireless signal transmission.
- Periodically check the FG.AIR app for firmware updates for the module to ensure optimal performance and security.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Module not connecting to Wi-Fi | Incorrect Wi-Fi password, out of range, router issues, module not in pairing mode. |
|
| App cannot control AC | Module offline, app not updated, AC unit not powered, compatibility issue. |
|
| Intermittent connection | Wi-Fi interference, weak signal, network congestion. |
|
Specifications
| Feature | Detail |
|---|---|
| Model Number | UTY-TFNXZ2 (AP-WB1E) |
| Part Number | 9382491000 |
| Type | Wireless LAN Adapter / Air Conditioner Part |
| Wireless Standard | IEEE802.11b/g/n |
| Supported OS | iOS, Android OS |
| Application | Commercial |
| Certification | CE, FCC ID: VP8LEAD, IC: 722C-LEAD, TRA REGISTERED NO: ER0162704/15 |
| Origin | Mainland China (Manufactured by Fujitsu General Limited, Japan) |
| Weight (Module only) | Approx. 0.5 kg (as indicated on packaging) |
| Package Weight | 1.0 kg |
| Package Dimensions (L x W x H) | 25 cm x 15 cm x 7 cm |
EU DECLARATION OF CONFORMITY: Hereby, Fujitsu General Limited declares that the radio equipment type UTY-TFNXZ2 / AP-WB1E is in compliance with Directive 2014/53/EU.
User Tips
- Compatibility Check: Always verify that your specific Fujitsu air conditioner model is compatible with the UTY-TFNXZ2 module before purchase and installation. Refer to your AC unit's manual or Fujitsu's support website.
- App Updates: Keep the FG.AIR app updated to the latest version for new features, bug fixes, and improved compatibility.
- Wi-Fi Signal Strength: Ensure the module is installed in an area with good Wi-Fi signal strength to prevent connection drops.
Frequently Asked Questions (FAQ)
- Q: Which air conditioner models is this module compatible with?
- A: The module is designed for specific Fujitsu air conditioner models. Please check your air conditioner's manual or the Fujitsu General support website (www.fujitsu-general.com/global/support) for a list of compatible models. Some users have asked about compatibility with models like UTY-TFSXW1, ATLANTIC ARHG12LLTB, AOYG14KMCC, and ASYG14KMCC; direct compatibility should be confirmed with Fujitsu's official resources.
- Q: Is this module an original Fujitsu product?
- A: The module is labeled with "FUJITSU GENERAL LIMITED" and part numbers consistent with Fujitsu products (AP-WB1E / 9382491000 / UTY-TFNXZ2), indicating it is an original component.
Warranty and Support
For warranty information, please refer to the documentation provided with your air conditioner unit or contact Fujitsu General customer support directly. For technical support, installation guidance, or troubleshooting beyond this manual, visit the official Fujitsu General support website or contact their authorized service centers.
Official Support Website: www.fujitsu-general.com/global/support





