so what we have here is changing a three full ballast up so like what's I'm working you can see up here we got three blue cords going to the end of each tube and the other ballast has one red cord that hooks up to you all three of those so this is the old ballast that has it three blue cables coming out of it going to one side we've got the one already which went to the other side and then here are your power lines coming in so the new ones that you can get or four either three or four so this one has two yellow as they're supposed to go down to one and then two red and two blue to the other side so what I'm going to do is cap one of these red wires and run these three two one and I can see there with the blue ones go and a cap one orange and send the other orange to the other end of the bulbs where the old red one went and see if it works if it doesn't you won't be watching this video so this is what it will look like in the end before you put it back up we got one of these yellow ones whatever you want to call them wires cast we got one red wire cat we got these three they're going to go to the ends of the bulb we got this one pickles and connects to the end of the other three so we took two blues and read off of this so this is a standard ballast from Home Depot riffle if it's three or four poles so we got two blues in the red I hosted my own up to other three cat one yellow a lot of respect in there and then the other yellow I ran over to the red which is to those three so the powers off now but I mention it before good idea that all hundred four bikes which foot the main guy and I throw some tubes and kind of break her back on and hit switch to that okay here we go here's the moment of truth and holy smokes guys holy smokes there you go gotta take this please cubes back out on the court so that's about it and you just learned how to rewire and three tube prescient light which I'm Lloyd