[timmy]

Originally Posted by old_tv_nut

I didn't think of this before because you said you have a good black and white picture, but just as a quick check, swap V20, V24, and V25 amongst each other. If color (or monochrome image) changes drastically, one of these tubes is bad.

I have already switched v24 and 25 and I have 1 known good tube I tried in all the sockets no change