Error 9 — DC fan motor fault

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The DC fan motor is damaged, not connected, or the related circuit is broken. The error will lock if it occurs 4 times within 60 minutes.

• The fan motor wiring is loose.
• The fan motor is damaged.
• The main control board (PCB) is faulty.

Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.

1. 1

   Check if the fan motor wires are conductive and if the motor is running.

2. 2

   Power off the unit and try rotating the fan motor by hand to see if it turns freely.

3. 3

   Verify the terminal voltage is correct.

4. 4

   Replace the fan motor if it's not operating correctly.

5. 5

   Replace the PCB if the motor is functional but the error persists.