66 zenith high voltage dies after 30 minutes

[ctc17]

Originally Posted by andy

I would check the rectifier socket, soldering, and wiring. Sometimes there's a resistor in series with the heater that can fail.

I took the socket all apart thinking there may be a resistor and theres not. The heater circuit is just 2 turns of wire around the core. The socket looks new.

I even ran a 2 amp load on the wire using a 12 volt battery and auto bulb for 30 minutes and it never opened up.

I put it back together, enough radiation for today. I have an old flyback I may pull that winding off and try it in the next day or two.