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Operation starts

Beep-beep — Operation starts

Daikin · room air conditioner

What does Operation starts mean?

You will hear two short beeps ('beep-beep') when the indoor unit successfully receives a signal to start operation from the user interface.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Ensure the user interface is aimed at the signal receiver.

  2. 2

    Check that the distance between the interface and the unit is within the specified range (max 7m).

  3. 3

    Verify that there are no obstacles blocking the signal path.

Browse all codes in this manual (60)
Verified technical data. Last updated: April 2026

Related Faults

4-way valve abnormality4-way valve abnormality — Refrigerant flow control issueA clapping sound is heardA clapping sound is heard — External device interferingAbnormal function during operation (lightning/radio waves)Abnormal function during operation — Interference suspected
Source: Daikin room air conditioner
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