Error Code 1 — Outdoor PCB EEPROM fault

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The EEPROM on the main circuit board cannot read or write data. This means the system may not be able to store or access important settings.

• EEPROM is damaged
• Loose wiring to the EEPROM

Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.

1. 1

   Check that all wiring connections to the electric box are correct.

2. 2

   Ensure compressor wiring is firmly connected.

3. 3

   Check if the power module is normal.

4. 4

   Replace the PCB if the issue persists.