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Malfunction

Malfunction message on screen — System issue

Daikin · Altherma 3 HF

What does Malfunction mean?

A 'Malfunction' message is shown on the home screen. This indicates there is an issue with the system's operation. Check the user interface for specific details.

Common Causes

  • System malfunction

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Press the left dial to access the main menu.

  2. 2

    Select 'Malfunctioning'.

  3. 3

    Note the short description and error code provided.

  4. 4

    Press the button on the error screen for a detailed explanation.

Browse all codes in this manual (7)
Verified technical data. Last updated: April 2026

Related Faults

Blinking redBlinking red LED — Malfunction occurredErrorError message on screen — Malfunction detectedGurgling noisesGurgling noises after commissioning — Air in system
Source: Daikin Altherma 3 HF
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