A174 - ECB2 Board Communication Failure

Was bedeutet A174 ?

Communication has failed with the Economizer Control Board 2 (ECB2). The entire unit will shut down.

• Control board failure
• Wiring error
• Loss of power

Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.

1. 1

   Verify power supply to the ECB2 board.

2. 2

   Inspect all wiring connections to the ECB2 board.

3. 3

   Contact a qualified technician for diagnosis and potential repair.