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Old 06-05-2007, 01:03 AM
Patnukem Patnukem is offline
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Join Date: Jun 2007
Posts: 59
Repairing old 1951 sentinel 424

I am repairing an old tv got all new caps put in. The audio works now but still no picture, I suspect the HV transformer is bad. The back of the picture tube still warms up and lights all the tubes glow now too. I cleaned the HV transformer off and tried again this time I noticed the wire coming of the transformer to the HV rect. was arcing back to the transformer from about a millimeter away and started to smoke from the same area. the sound then stoped working after I cleaned the HV transformer, Possibly drawing to much power for the rest of the tv to work properly. I now need to find a new HV transformer, My photofact says it is a sentinel part 22E61 or merit part HVO-6. If anyone has some Ideas, That would be great The wire finaly fell off of the HV transformer So I am sure I need a new one know. I am also new here so I am so happy to finally be a member of this forum good stuff for vintage tv/radio hobbyist. Ive included the best picture of my HV transformer I could get. the wire that is missing was from the black ring in the middle of the transformer to the board where the black marks are on the other side from the red wire to the rect.

Thank you for your time
Patrick

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