motorola vt71 ts4j 3rd if issue- it wont light

[dieseljeep]

Originally Posted by dieseljeep

The schematic shows 5000pf heater bypass caps in the IF strip. Check for a shorted cap. Also, one of the tubes in the same string may have an H-K short.
The tubes are in a series-parallel arrangement.

I made a mistake on the disc caps. 250pf.
There has to be a fault on tube socket between pins 3&4. Maybe a solder splash or????.

[Kevin Kuehn]

Sorry, I completely spaced out that it's a series heater string. But that's a weird thing you have going on there.