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  3. room air conditioner
  4. Cooling or heating is insufficient
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Cooling or heating is insufficient

Cooling or heating is insufficient — Performance reduced

Daikin · room air conditioner

Was bedeutet Cooling or heating is insufficient ?

The air conditioner is running, but it's not cooling or heating effectively. This could be due to settings, airflow issues, or filter problems.

Häufige Ursachen

  • Incorrect airflow rate setting
  • Incorrect temperature setting
  • Airflow direction not optimal

Reparaturschritte & Checkliste

Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.

  1. 1

    Check the airflow rate setting and adjust if necessary.

  2. 2

    Verify the temperature setting is appropriate for the desired comfort.

  3. 3

    Ensure the airflow direction is set correctly.

  4. 4

    Check if the air inlet or outlet of the unit is blocked; clear any obstructions.

  5. 5

    Clean the air filters if they are clogged.

  6. 6

    Close any open doors or windows.

Alle Codes in diesem Handbuch durchsuchen (60)
Verifizierte technische Daten. Zuletzt aktualisiert: April 2026

Verwandte Fehlercodes

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
Quelle: Daikin room air conditioner
Open Manual (Page 19)Mehr Codes in diesem Handbuch suchen