The current seems high as miniman explained. And since the reg is working off b+boost
we will have to figure it out... We're trying with the clues we have.... I got one
of the rca schematics off the internet, it says 390v and 376v to grid of 6bk4, you
have 402, and 390V grid I believe.... So lets look at your B+ voltages.....
Check them right off the caps in the PS.... 405V-c125 160mfd.,
386V - c120A 80mfd, and I think the last was 276V c-120b 50mfd.
Does your schematic have a total current for the HV output...?
as in picture tube plus HV reg....? and an acceptable way to
determine total....? As per sams.... to be accurate...
ok this chassis is a clone and i have the sams for it and i show 370 and 385 and yes the voltages i posted have not changed and they are kind off high, i think around 15 volts. and the highest on the b+ is 400 volts and 390 volts and i knmow it was right but i will check it again to be certain this time and i will write everything down. the sams shows that the hv regulator current should not be less then 850 microamperes . it says to adjust to 23kv but i cannot get it there. he suggested in the first paragraph that the hv pot was maxed but it was not it was counter clock so thats why i put the specs up again. other then the voltages the other is ma.

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