Johnchatt’s Blog – Concrete Pool Light – Won’t
Working on an American(sold by Pentair) 12V, 300W wet niche light. Giammanco transformer provides voltage to the light. Origional call was no light. After replacing bulb, it came on until after I reinstalled it. I checked the resistance on the new bulb and it reads almost 0 ohms, just like the old bulb. [...]