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Electrical parts heat error

Electrical parts heat error — Overheating detected

Daikin · room air conditioner

What does Electrical parts heat error mean?

The unit has detected that internal electrical components are overheating. This is a safety measure to prevent damage.

Common Causes

  • Overheating of electrical components
  • Poor ventilation around the unit
  • Faulty component

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Stop operation and shut off the power immediately.

  2. 2

    Check if ventilation openings are blocked.

  3. 3

    Remove any obstructions.

  4. 4

    Contact your dealer for repair as the system may be unsafe to run.

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
Open Manual (Page 21)Search more codes in this manual