4 bulb T8 ballast or other issue

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Ponchik

Senior Member
Location
CA
Occupation
Electronologist
I having trouble figuring out why the 2nd bulb on this set up does not work when the 1st bulb is plugged in.

This was a double ballast T12 fixture so I converted it to single ballast 4 bulb T8 fixture.

When I installed the first T8 ballast, it was buzzing before turing ON, so I replaced the ballast, I checked my wiring about 4 times. I still can't get the 2nd bulb to light up when the 1st bulb is plugged in.

Any help is appreciated.

I have checked the sockets they are good,, I have relocated the bulbs and the bulbs are good. View attachment Document- 5.pdf
 
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Ponchik

Senior Member
Location
CA
Occupation
Electronologist
I guess you are correct. But two ballasts bought from two different places?

I hate to, but I will try another ballast.
 
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