Commission a Multi-Powerwall 3 System

Designate the Powerwall 3 Leader

The Powerwall 3 connected to the Backup Gateway over 12V/CAN wiring is designated as the Leader Powerwall 3. Before connecting to any Powerwall 3, note which unit is the Leader; any other unit(s) are Followers.

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Note
As described in the following procedures, only commission and register the Leader Powerwall 3. Do not attempt to commission or register any Follower units.

Connect to Leader and "Scan for Devices" to Pair Follower(s)

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Note
Before you pair a Follower unit, ensure that each Powerwall 3 is on software version 24.12.6. See Launch Device Setup in Tesla One and Update Powerwall 3 Software to find the software version. If a Powerwall 3 is on an earlier version, update the software, and do not perform any other commissioning steps on any Follower unit.
  1. Connect to the Leader Powerwall 3 in the Tesla One Device Setup interface. See Launch Device Setup in Tesla One for instructions.
  2. On the landing page, select Stop System.
  3. Select System > Scan for Devices.
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    Note
    Confirm all Follower units appear before proceeding. A green checkmark indicates the device has successfully paired.
  4. While connected to the Leader Powerwall 3, return to the landing page and select Start System.
  5. Wait for all device firmware updates to complete (to view progress, select System then review the Devices tab).
  6. Confirm there are no alerts and both solar and battery are operating for all Powerwall 3 units.
  7. Perform Backup Test to confirm the system is operating as expected. See Perform Backup Test for instructions.
  8. Select Registration and register the system to the customer.
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    Note
    This will register the Leader Powerwall 3 and any Follower(s) to the customer.