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Ballast wiring for 4 tube lights?

For the keyboard warriors saying "retrofit direct-wire LED tubes", please link one that accepts 347V. Needs to be c/UL or CSA listed. Are the Yellow wires coming out of the Ballast are ...
Harper - Reinstate Monica's user avatar
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Ballast wiring for 4 tube lights?

Follow the diagram on the new ballast. Period. The way it was becomes irrelevant when you change the ballast. Not following the instructions of the new ballast is both a code violation and a failure ...
Ecnerwal's user avatar
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