11-time blink 2.5-second OFF — Indoor fan motor rotational frequency feedback signal error

Was bedeutet 11-time blink (2.5-second OFF) ?

The left lamp of the OPERATION INDICATOR blinks eleven times, followed by a 2.5-second pause. This indicates that the rotational frequency feedback signal from the indoor fan motor was not emitted for 12 seconds after the fan motor started operation.

• Problem with the indoor fan motor.
• Fault in the feedback signal circuit.
• Disconnection in the indoor fan motor wiring.

Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.

1. 1

   Turn OFF the power supply to the unit.

2. 2

   Refer to Section 9-6, 'Check of indoor fan motor,' for detailed troubleshooting steps.

3. 3

   Consider contacting a qualified technician to inspect the indoor fan motor and its connections.