De-Energize Powerwall 3 Before Performing Service

      See Powerwall 3 Lockout/Tagout in the Powerwall 3 Service Manual for instructions to de-energize Powerwall 3 for performing service.

      Parent topic: Appendix I: Servicing Powerwall 3
      • Powerwall 3 Installation Manual with Gateway 3
      • General Warnings and Information
      • Specifications
        • Powerwall 3 Specifications
        • Powerwall 3 Expansion Specifications
        • Mid Circuit Interrupter Specifications (P/N MCI-1) PV Rapid Shutdown Equipment (PVRSE)
        • Mid Circuit Interrupter Specifications (P/N MCI-2) PV Rapid Shutdown Equipment (PVRSE)
        • Gateway 3 Specifications
      • Registering Powerwall 3
      • Powerwall 3 System Overview
        • Powerwall 3 Overview
      • Site Requirements and Pre-Installation Guidance
      • Preparing for Installation
        • In the Powerwall 3 Box
        • In the Gateway 3 Box
          • In the Gateway 3 Accessory Bag
        • Powerwall 3 Tools, Service Parts, and Orderable Parts
        • Gateway 3 Service Parts, Orderable Parts, and Accessories
        • Required Tools
        • Required Supplies
      • STEP 1: Plan the Installation Site
        • Choose a Location that Meets Powerwall 3 Clearance Requirements
        • Plan Powerwall 3 Mounting Configuration
        • Plan Cable Length Between Components
        • Choose Powerwall Cable Entry
        • Plan Amount and Size of Conduit or Raceway
      • STEP 2: Remove Powerwall 3 from Packaging and Transport Using the Powerwall Dolly
      • STEP 3: Wall-Mount Powerwall 3 Using Wall Bracket
      • STEP 4: Install Gateway 3
        • Plan the Electrical Service Connection to Gateway
        • Clearance Requirements
        • Mount Gateway 3
        • Remove the Main Neutral-Ground Bonding Screw from Gateway 3 if Not Installed as Service Equipment
        • Install Main Breaker in Gateway 3
        • Make AC Power Connections to Supply and Load / Generation Panels
          • Make Gateway 3 Supply Connections
          • Connect Load / Generation Panels to Gateway 3
        • Install Load / Generation Breakers on Internal Panelboard
        • Wire Communication Connection from Gateway 3 to Powerwall 3
      • STEP 5: Make Powerwall 3 AC Circuit Connections
      • STEP 6: Make Solar PV Connections
        • Install Mid-Circuit Interrupters in PV Array
        • Test PV Strings with MCIs
        • Make PV Power Connections
        • Install MPPT Jumpers (Optional)
      • STEP 7: Install Clamp-on Ferrite Cores / Metal PV Shield
      • STEP 8: Install System Shutdown Switch Where Required
      • STEP 9: Install Energy Metering for the System
      • STEP 10: Complete the Installation
        • Connect Powerwall 3 to the Internet via Wi-Fi or Ethernet
        • Close Wiring Compartments
      • STEP 11: Turn On and Commission the System
        • Commission the System After Powerwall and Solar Installation
        • Commission the System Ahead of Solar Installation
      • STEP 12: Introduce the Homeowner to their System
        • Technical Support
        • Maintenance
      • Appendix A: Powerwall 3 Anchoring Details
        • Fastener Quantity and Stacking Table
        • General Anchoring Notes
        • Powerwall 3 Wall Bracket Anchoring Details for Wall-mounting or Ground-mounting on Approved Foundation
        • Powerwall 3 Wall Bracket Anchoring Details for Stacked Configurations
        • Concrete Pad Details for Ground-mounting Powerwall 3 on Pre-Cast Concrete Pad an Existing Structural Wall
        • Anchoring and Concrete Pad Details for Ground-mounting Powerwall 3 on Poured Concrete with Steel Posts
        • Powerwall 3 Center of Mass
      • Appendix B: Wiring Reference
        • Powerwall 3 AC and PV Wiring
          • Powerwall 3 as a Wiring Raceway (Multi-Unit Installations Only)
        • Tesla Asset Controller (TACO) Low Voltage and Communication Wiring
          • Prepare Ethernet Wiring with RJ45 Connectors
          • Load Shedding Feature
        • Gateway 3 Wiring Overview
          • Gateway 3 Communication Wiring
          • Backup Lugs
          • Gateway 3 Neutral Bar and Ground Bars
          • Acceptable Circuit Breakers
      • Appendix C: System Wiring Diagrams
        • Gateway 3 Wiring Diagrams
      • Appendix D: Solar Rapid Shutdown
        • Rapid Shutdown Initiation
        • Self-Test Function
        • Rapid Shutdown Initiator Label
          • RSD Initiator Label Location
      • Appendix E: Inverter Settings
      • Appendix F: Safety Features
        • Powerwall 3 Switch Locking Mechanism
        • Arc Fault Detection and Protection
        • Ground Fault Protection
        • Protective Earth Impedance Check
        • System LED Behavior
          • Powerwall 3 LED Behavior
      • Appendix G: Installing Multiple Powerwall 3 Units and/or Expansion Units
        • Electrical Equipment Sizing and Overcurrent Protection
        • Install Multiple Powerwall 3 Units
        • Install Expansion Units with Powerwall 3
          • Install Stacked Expansion Units
          • Wall Mount an Expansion Unit
      • Appendix H: Shutting Down Powerwall 3
      • Appendix I: Servicing Powerwall 3
        • De-Energize Powerwall 3 Before Performing Service
        • Reset the Islanding Controller in Gateway 3
        • Gateway 3 Manual Override Switch
      • Appendix J: Revision History
      • © Tesla 2026

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