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 operation

    FGLair 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:

StateDescriptionAction
All offPower off or adapter in sleep modePress “Setting” to re-activate
LED1 FlashingNo communication with air conditionerContact service personnel
LED2 FlashingRouter connection issueCheck Wi-Fi or Internet access
Both flashingWLAN adapter faultPower cycle and re-register

FGLair user manual

FGLair user manual


4. Account and Device Setup

Registration Steps:

  1. Download FGLair from Google Play or Apple App Store.

  2. Create an account using your email, country, and password.

  3. Confirm registration via the verification email.

  4. 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

IssuePossible CauseAction
Unable to connectRouter or Internet issueVerify network access, re-register
“Device offline”Air conditioner not connected to routerCheck LED indicators, re-link WLAN
Weekly timer not workingTimer turned off or unit unregisteredRe-enable or re-register device
App won’t control A/CPower off or WLAN in Sleep ModePress WLAN adapter setting button
Refer to the troubleshooting matrix on pages 34–41 for Android/iOS error messages

FGLair user manual

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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.