F12 (1 flash) — EEPROM failure

Was bedeutet F12 ?

This error indicates a problem with the EEPROM (Electrically Erasable Programmable Read-Only Memory) on the outdoor unit. This memory stores important configuration data.

• Faulty EEPROM data
• Damaged EEPROM chip
• Faulty Outdoor PCB

Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.

1. 1

   Turn off the power to the unit for at least 1 minute, then power it back on.

2. 2

   If the error persists, the Outdoor PCB likely needs to be replaced by a technician.