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Operation 3 Times / Timer 9 Times / 39

Operation LED blinks 3 times, Timer LED blinks 9 times, and wired remote shows 39 — Indoor fan motor power supply error.

Fujitsu · 410A Multi-Zone Mini-Split Systems

What does Operation 3 Times / Timer 9 Times / 39 mean?

There is an issue with the power supply to the indoor fan motor, possibly due to a voltage drop, electrical noise, or a connection problem.

Common Causes

  • Voltage drop or noise from external causes affecting the unit.
  • A large electrical load apparatus in the same circuit.
  • Defective contact or leak current in the power supply circuit.
  • Removed, erroneous, or open connector/cable to the fan motor.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Reset the power to the indoor unit by cycling its circuit breaker.

  2. 2

    Check the connection of the indoor fan motor's connector to ensure it is not removed or erroneously connected.

  3. 3

    Identify and temporarily disconnect any large electrical load appliances on the same circuit to see if the error clears.

  4. 4

    If the error persists, professional service is needed to check the power supply and wiring to the fan motor.

Browse all codes in this manual (60)
Verified technical data. Last updated: April 2026

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Source: Fujitsu 410A Multi-Zone Mini-Split Systems
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