Version! 0 STEP Final Assembly Put the terminal cover back and screwing. STEP Operation 1. Closing the breaker between bastardy and inverter. 2. Cross the ON/OFF switch at the bottom, the comprehending icons will be displayed on the panel. 8. Closing the breaker between PV may and inverter, the corresponding icons will be displayed on the panel. se 4, Closing the breaker between the utility grid between inverter, the corresponding icons will be displayed on the panel.