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POWER lamp 14-time flash

POWER lamp flashes 14 times — Other abnormality detected

Mitsubishi Electric · MSZ-FH Air Conditioners

What does POWER lamp 14-time flash mean?

The indoor fan motor turns OFF. This indicates that an abnormality other than those specifically mentioned has been detected by the system.

Common Causes

  • Unspecified internal system malfunction.
  • Closed stop valve.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Turn OFF the main power supply to the air conditioner for at least 5 minutes.

  2. 2

    Turn the power supply back ON and attempt to operate the unit.

  3. 3

    Check if the stop valve is fully open (refer to outdoor unit service manual for location).

  4. 4

    If the error persists, contact a qualified service technician for diagnosis. They may use the outdoor unit's failure mode recall function for more details.

  5. 5

    Ensure the unit is receiving stable power.

Browse all codes in this manual (41)
Verified technical data. Last updated: April 2026

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Source: Mitsubishi Electric MSZ-FH Air Conditioners
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