Non-shunted lampholders are replaced with shunted lampholders. Ballast wires are connected directly to the new shunted lampholders.
After 3 Lamp Ballast is Replaced Option 3
Wires are removed from existing non-shunted lampholders. Ballast wires are connected directly to one side of the non-shunted lampholders. Each side of the existing lampholders are connected together with a wire to simulate a shunted lampholder.