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447

Error 447 — Motor wire of Fan1 is not connected

Samsung · AC & Climate Systems

What does 447 mean?

The motor wire for Fan 1 in the outdoor unit is not properly connected. This prevents the fan from operating.

Common Causes

  • Disconnected wire from Fan 1 motor
  • Loose terminal connection
  • Wiring harness issue

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the connection of the motor wire to Fan 1.

  2. 2

    Ensure the wire is securely fastened to the terminal.

  3. 3

    Inspect the wiring harness for any damage or breaks.

  4. 4

    Reconnect the wire if it has become detached.

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

Related Faults

101Error 101 — Indoor unit communication error102Error 102 — Communication error between indoor and outdoor units108Error 108 — Repeated address setting
Source: Samsung AC & Climate Systems
Open Manual (Page 24)Search more codes in this manual