1. Overview
The FGLair mobile application enables users to control their Fujitsu air conditioner remotely via a wireless LAN connection.
Through this app, users can:
Turn the unit on/off remotely.
Adjust temperature, mode, and fan settings.
Set weekly timers and operating schedules.
Monitor operating status and receive error alerts on a smartphone or tablet
FGLair user manual
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Compatible with:
Android OS 4.1 or later
iOS 8.0 or later
A wireless router (IEEE802.11 b/g/n) and internet connection are required for operationFGLair user manual
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2. Safety and Usage Precautions
Always verify that power is securely connected and the air conditioner is functioning correctly before remote operation.
Avoid using remote control functions if people are present who cannot regulate temperature themselves (e.g., infants, elderly, or ill persons).
Do not use this product in restricted areas such as hospitals, aircraft, or near medical equipment.
The system must be connected to the Internet for app-based commands to function
FGLair user manual
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3. System Components
Depending on configuration, your Wi-Fi control may be:
Built-in WLAN module (newer models such as KMCB).
External WLAN adapter (UTY-TFSXF2 or equivalent).
Both configurations include a Wireless LAN indicator, LED status lights, and a setting button for network connection.
LED indicator meanings:
| State | Description | Action |
|---|---|---|
| All off | Power off or adapter in sleep mode | Press “Setting” to re-activate |
| LED1 Flashing | No communication with air conditioner | Contact service personnel |
| LED2 Flashing | Router connection issue | Check Wi-Fi or Internet access |
| Both flashing | WLAN adapter fault | Power cycle and re-register FGLair user manual FGLair user manual |
4. Account and Device Setup
Registration Steps:
Download FGLair from Google Play or Apple App Store.
Create an account using your email, country, and password.
Confirm registration via the verification email.
Register the air conditioner by pressing “+” on the home screen and following the WLAN setup manual for connection
FGLair user manual
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Note: Each WLAN adapter can be registered with one email account. To allow multiple users, share login credentials.
5. App Operation Interface
Home Menu: Displays all registered air conditioners and their current operating state.
Individual A/C Screen:
On/Off toggle.
Mode selection (Auto, Cool, Heat, Dry, Fan).
Fan speed, airflow, and louvre direction.
Temperature adjustment:
Cooling/Auto/Dry: 18–30°C (64–88°F)
Heating: 16–30°C (60–88°F)
FGLair user manual
Features Menu: Enables advanced functions such as:
Economy Mode
Minimum Heat (10°C Heat)
Powerful Mode
Outdoor Unit Low Noise (programmable with start/end times)
FGLair user manual
FGLair user manual
6. Timers and Scheduling
FGLair supports two independent weekly timers (Timer 1 and Timer 2).
Each schedule can define start time, mode, temperature, and operation days (Sun–Sat).
Example:
Timer 1: Monday–Friday, 6:00 AM, Heat, 22 °C
Timer 2: Saturday–Sunday, 8:00 AM, Auto, 24 °C
FGLair user manual
7. Notifications and Alerts
From the App Settings menu, users can enable:
Email or SMS notifications for system faults.
Unit-specific error messages displayed via icons (Defrost, Filter Sign, Oil Recovery, etc.)
FGLair user manual
FGLair user manual
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8. Troubleshooting Highlights
| Issue | Possible Cause | Action |
|---|---|---|
| Unable to connect | Router or Internet issue | Verify network access, re-register |
| “Device offline” | Air conditioner not connected to router | Check LED indicators, re-link WLAN |
| Weekly timer not working | Timer turned off or unit unregistered | Re-enable or re-register device |
| App won’t control A/C | Power off or WLAN in Sleep Mode | Press WLAN adapter setting button |
| Refer to the troubleshooting matrix on pages 34–41 for Android/iOS error messages FGLair user manual . |
9. Important Technical Notes
The app cannot communicate if the A/C power is off or disconnected from mains.
App and remote controller commands operate independently; whichever is used last takes precedence.
Temperature readings shown in the app are approximate and for reference only.
10. Summary
The FGLair App offers full-featured control and monitoring for compatible Fujitsu air conditioners, enabling smart scheduling, comfort management, and remote operation.
Key advantages include:
Secure and easy setup through WLAN connectivity.
Flexible weekly scheduling for energy management.
Error notifications for proactive maintenance.
Compatibility across multiple models and platforms.