F4 (8 flashes) — Compressor discharging temperature protection

Was bedeutet F4 ?

The compressor's discharge temperature has exceeded a safe limit. This protection is in place to prevent damage to the compressor.

• Faulty outdoor ambient sensor
• Damaged Outdoor PCB
• Low refrigerant

Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.

1. 1

   Ensure the outdoor unit is not exposed to direct, excessive heat.

2. 2

   Check that air vents around the outdoor unit are clear.

3. 3

   Restart the air conditioner.

4. 4

   If the problem occurs shortly after startup or persists, consult a technician.