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Wireless Remote Restricted

Beeping sound and indoor unit indicators blink — Restricted wireless remote functions

Fujitsu · Air Conditioners

What does Wireless Remote Restricted mean?

This indicates that you are trying to use a function on the wireless remote control that is restricted when it is used alongside a wired remote control. Specific functions like weekly timer, powerful operation, outdoor unit low noise, or minimum heat are affected.

Common Causes

  • Attempting to use Weekly timer operation from the wireless remote controller while a wired remote controller (2-wire type) is connected.
  • Attempting to use Powerful operation from the wireless remote controller while a wired remote controller (2-wire type) is connected.
  • Attempting to use Outdoor unit low noise operation from the wireless remote controller while a wired remote controller (2-wire type) is connected.
  • Attempting to use Min. heat operation from the wireless remote controller while a wired remote controller (2-wire type) is connected.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Identify if a wired remote controller (2-wire type) is connected to your air conditioner.

  2. 2

    Avoid using the restricted functions (Weekly timer, Powerful operation, Outdoor unit low noise, Min. heat operation) on the wireless remote control.

  3. 3

    Use the wired remote controller to set these specific functions, if available, or adjust settings via the wireless LAN control app.

Browse all codes in this manual (118)
Verified technical data. Last updated: April 2026

Related Faults

11Error 11 — Serial communication error (Indoor unit not sending signal)12Error 12 — Wired Remote Controller Communication Error18Error 18 — External communication error
Source: Fujitsu Air Conditioners
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