pak

I completed my change out with the addition of the new glycol today. I drilled a hole in one of the caps to hold the draw line in the fluid. I too found very little resistance, if any, at the pump. I… (View Post)

Hello, I'm getting back with my ph strip testing. My strips are calibrated from 4.0 to 7.0. To get an idea of the trends beyond the strip limits I tested 5% solution white vinegar which confirmed the… (View Post)