OK so here's the measurements I got from the tube sockets on the tuner in the TV:
6AG5:
What it should measure:
Pin 1: -.2 VDC
Pin 2: 0 V
Pin 3: 6.3 VAC
Pin 4: 0 V
Pin 5: 145 VDC
Pin 6: 130 VDC
Pin 7: 0 V
What I measured:
Pin 1: -0.6 VDC
Pin 2: 0 V
Pin 3: 6.8 VAC
Pin 4: 0 V
Pin 5: 83.3 VDC
Pin 6: 82.3 VDC
Pin 7: 0 V
6J6:
What it should measure:
Pin 1: 110 VDC
Pin 2: 83 VDC
Pin 3: 0 V
Pin 4: 6.3 VAC
Pin 5: -2 VDC
Pin 6: -6 VDC
Pin 7: 0 V
What I measured:
Pin 1: 80 VDC
pin 2: 74.5 VDC
Pin 3: 0 V
Pin 4: 6.8 VAC
Pin 5: .2 VDC
Pin 6: 0 V
Pin 7: 0 V
So it looks like some of my critical voltages for the tuner are a lower than they should be.