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Ron's RCA 9T/10K
#3

So I've been plugging away at the 10K chassis.

Capacitors and resistors were jam packed under the chassis. Since RCA documented this set so well, I decided to just go through and remove all of the paper capacitors, all of the resistors, and replace them all.

   

I restuffed all of the paper capacitors, including the single replacement cap, an old Sprague .01 uF unit.

All resistors are new save for the Candohms. I tested both, and both are good. At least they are showing the proper resistances.

I made new wiring harnesses for the speaker cable and for the tuning eye tube.

Then, I turned my attention to the three electrolytics.

I was only able to remove two of the three aluminum electrolytics. Surprisingly, those two still had the boric acid inside in liquid form.

Since both of these were 30 uF, I could not replace with Solen as any such Solen replacement would be way too large for the cans. So I was forced to go with electrolytics. I selected Panasonic replacements.

   

These two are now restuffed, tops glued back on, and I'm waiting for the glue to dry before I polish and reinstall them.

As I had mentioned, I could not remove the 18 uF electrolytic can. The mounting nut would not budge, even after multiple applications of PB Blaster. So I decided to rebuild it in place.

   

I only got as far tonight as cutting the can open and preparing it for restuffing. Since I used electrolytics for the other two cans, I may just stick another Panasonic electrolytic, 22 uF this time, into this can.

But I've managed to get a little ahead of myself. This past weekend, I pulled the 20 uF, 25V electrolytic out of the chassis. It was encased in a fiber box. I removed the guts and filled most of the cavity with hot glue, leaving a small space for the replacement 22 uF, 50V electrolytic as shown below.

   

I still need to reinstall this box under the chassis.

I still have more that needs to be done to the main chassis before I can turn my attention to the Magic Brain (RF unit). I've cleaned the fidelity control & switch. I need to do the same to the other controls on the chassis. And there is a rectangular metal can with some capacitors and resistors encased inside which I need to remove, restuff, and reinstall.

--
Ron Ramirez
Ferdinand IN


Messages In This Thread
Ron's RCA 9T/10K - by Ron Ramirez - 12-10-2019, 10:03 PM
RE: Ron's RCA 9T/10K - by mikethedruid - 12-10-2019, 10:16 PM
RE: Ron's RCA 9T/10K - by Ron Ramirez - 12-10-2019, 10:18 PM
RE: Ron's RCA 9T/10K - by Nathan Slingerland - 12-11-2019, 12:12 AM
RE: Ron's RCA 9T/10K - by mikethedruid - 12-11-2019, 02:35 AM
RE: Ron's RCA 9T/10K - by Ron Ramirez - 12-11-2019, 07:16 AM
RE: Ron's RCA 9T/10K - by Ron Ramirez - 12-11-2019, 07:18 AM
RE: Ron's RCA 9T/10K - by Eliot Ness - 12-11-2019, 10:30 AM
RE: Ron's RCA 9T/10K - by Ron Ramirez - 12-13-2019, 10:05 PM
RE: Ron's RCA 9T/10K - by Ron Ramirez - 12-13-2019, 10:19 PM
RE: Ron's RCA 9T/10K - by Steve Davis - 12-13-2019, 10:39 PM
RE: Ron's RCA 9T/10K - by Ron Ramirez - 12-14-2019, 11:47 PM
RE: Ron's RCA 9T/10K - by jake wells - 12-15-2019, 05:59 AM
RE: Ron's RCA 9T/10K - by Ron Ramirez - 12-15-2019, 10:39 PM
RE: Ron's RCA 9T/10K - by Ron Ramirez - 12-15-2019, 10:47 PM
RE: Ron's RCA 9T/10K - by jake wells - 12-15-2019, 10:53 PM
RE: Ron's RCA 9T/10K - by Phlogiston - 12-16-2019, 01:44 PM
RE: Ron's RCA 9T/10K - by Ron Ramirez - 12-16-2019, 07:48 PM
RE: Ron's RCA 9T/10K - by Phlogiston - 12-16-2019, 07:59 PM
RE: Ron's RCA 9T/10K - by Ron Ramirez - 12-16-2019, 11:32 PM
RE: Ron's RCA 9T/10K - by Ron Ramirez - 12-19-2019, 11:06 PM
RE: Ron's RCA 9T/10K - by rfeenstra - 12-19-2019, 11:51 PM
RE: Ron's RCA 9T/10K - by EdHolland - 12-20-2019, 01:30 PM
RE: Ron's RCA 9T/10K - by Ron Ramirez - 12-20-2019, 11:38 PM
RE: Ron's RCA 9T/10K - by Ron Ramirez - 12-21-2019, 02:03 PM
RE: Ron's RCA 9T/10K - by Ron Ramirez - 12-21-2019, 11:26 PM
RE: Ron's RCA 9T/10K - by Ron Ramirez - 12-21-2019, 11:28 PM
RE: Ron's RCA 9T/10K - by KCMike - 12-22-2019, 05:58 PM
RE: Ron's RCA 9T/10K - by Ron Ramirez - 12-22-2019, 07:32 PM
RE: Ron's RCA 9T/10K - by EdHolland - 12-23-2019, 06:14 PM
RE: Ron's RCA 9T/10K - by Ron Ramirez - 12-23-2019, 10:34 PM
RE: Ron's RCA 9T/10K - by Ron Ramirez - 12-23-2019, 10:40 PM
RE: Ron's RCA 9T/10K - by Nathan Slingerland - 12-23-2019, 10:41 PM
RE: Ron's RCA 9T/10K - by Steve Davis - 12-23-2019, 11:24 PM
RE: Ron's RCA 9T/10K - by Ron Ramirez - 12-24-2019, 08:29 PM
RE: Ron's RCA 9T/10K - by Ron Ramirez - 12-25-2019, 10:22 PM
RE: Ron's RCA 9T/10K - by Paul Philco322 - 12-25-2019, 10:44 PM
RE: Ron's RCA 9T/10K - by 462ron - 12-26-2019, 11:49 AM
RE: Ron's RCA 9T/10K - by EdHolland - 12-26-2019, 01:11 PM



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