Communication error — Indoor/outdoor inverter main MICOM communication lost

Was bedeutet Communication error ?

A communication error has occurred between the indoor and outdoor inverter MAIN MICOM components for at least one minute. This prevents proper system operation and displays 'Communication error'.

• Faulty MAIN MICOM component.
• Faulty INVERTER MICOM component.

Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.

1. 1

   Turn off the main power supply to the air conditioner for a few minutes, then restart it.

2. 2

   Ensure that all internal wiring and connections are secure (may require professional inspection).

3. 3

   If the error persists after a reset, contact a qualified service technician for further diagnosis and repair.