Commissioning – Check Connections
EI Residential Solar Solution US Installation Manual | www.tigoenergy.com | Help Center 52
Commissioning
Commissioning must be performed by a licensed electrician or other qualified person in
accordance with the latest local and NEC code requirements.
To commission the system, you will:
• Check Connections
• Power On the System
• Run the Tigo Energy Intelligence App
Check Connections
Before powering on the system, ensure:
• PV and grid voltages are within specifications for your inverter model.
• A Wi-Fi connection is accessible.
• Power and communications connections are secure at the inverter, ATS, E-Stop switch,
battery, and service and load panels.
• Module racks, metal conduit, and enclosures are properly grounded.
• Unused enclosure knockouts are sealed.
Power On the System
If the ATS is manually bypassed, restore automatic operations. Refer to the ATS Manual Bypass
Switch section.
To power on the system:
1. Turn the two ATS breakers and the inverter and battery DC disconnects to ON.
2. Turn on disconnects/breakers between the grid and the ATS.
3. Ensure the E-Stop shutdown button is not engaged.
4. If the inverter does not start, force-start the battery by removing the start button cover
and pressing until the green leaf status LED flashes rapidly.
5. Ensure Bluetooth is enabled on your mobile device, open the Tigo EI app, and tap + to
create a new system.
6. Open
Select Equipment
, tap
Scan
, and select the EI inverter.
If the inverter does not turn on, press and hold the battery power button for 10s. If the
inverter status LEDs continue to flash red and it does not start, contact Tigo support.
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