Single t5 retrofit wiring question.

#1
I recently added a few t5's to my led system and liked it so much I ordered one more bulb and ballast to retrofit. I didn't have a problem wiring the two bulb setup but this is different. The ballast has two red wires and one yellow one. How do you connect that to two endcaps? Shoudn't there be two blue wires and two red wires that go into each end. Also, is the yellow supposed to be a ground? Any advice from electricians or t5 experts is greatly appreciated. Btw, the ballast is a workhorse 3 for a single 54w bulb and comes with no wiring instructions, boo. Thanks in advance! Todd
 

Haulin Oates

Reef Shark
M.A.S.C Club Member
#2
One red to one side of the bulb (end cap) one yellow to the other side (other end cap) use a wire cap to block the remaining red wire... You don't need it.
 
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