T173 — Loss of communication with the Energy Management Module

¿Qué significa T173 ?

Communication has been lost with the Energy Management Module. The unit will not take any action related to it.

• MBB (Main Board) software failure
• Communication wiring issue

Haga clic en los pasos para seguir su progreso.

1. 1

   Check the communication wiring between the unit and the Energy Management Module.

2. 2

   Restart the MBB or unit.

3. 3

   If the problem persists, reload the software or replace the MBB.