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Radiation fin temperature rise

Radiation fin temperature rising too high

Daikin · FTXF-D

What does Radiation fin temperature rise mean?

The temperature of the radiation fins has risen to a critical level, indicating a potential cooling issue.

Common Causes

  • Poor ventilation
  • Dust accumulation
  • Refrigerant issues

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Ensure the unit's ventilation areas are clear of obstructions.

  2. 2

    Clean the unit's fins if they are dusty.

  3. 3

    Contact your installer if the issue persists.

Browse all codes in this manual (32)
Verified technical data. Last updated: April 2026

Related Faults

4-way valve abnormality4-way valve abnormalityBeepSingle beep - Setting changesBeep-beepTwo beeps - Operation starts
Source: Daikin FTXF-D
Open Manual (Page 13)Search more codes in this manual