Install PSU501 at the same time with SOL502.
- Place PSU501 to the solar panel mounting frame and secure with 4 screws. Attach 2 pole mount brackets to the frame with 4 screws.
Attach PSU501 with the solar panel mounting frame to the pole mast.
- Tighten all bracket screws. Slide SOL502 to the mounting frame and tighten the screws inside the mounting frame.