Nice rebuild.
latest repair was taking the climate control out of the 2005 Mercury Grand Marquis and replaced the "O" rings.
The air would not blow through the dash vent and was just coming out the defrost and floor vents. Repair shop wanted $900, but said it was discontinued through Mercury/Ford, and they couldn't fix it.
latest repair was taking the climate control out of the 2005 Mercury Grand Marquis and replaced the "O" rings.
The air would not blow through the dash vent and was just coming out the defrost and floor vents. Repair shop wanted $900, but said it was discontinued through Mercury/Ford, and they couldn't fix it.
I put a pad in my Van morrison 8 track yesterday (Veedon fleece) .... The stands for the pads are there but no pad and it wasnt supporting as good as if a pad was there so I glued one on to the middle stand where the head plays the tape.... (Keeping the tape as close to the head as you can is good in cassettes and 8 tracks)
A Hilti concrete nail gun. Before that a C-Tek battery charger, before that a metal bandsaw, before that the plastic case of some kitchen appliance, before that a sun roof, before that a laser tissue therapy device, before that a car clutch, before that an embroidery machine, before that a 1970's car clock, before that a VW automatic transmission, before that... you get the drift. By the time I'm finished I reckon the world will be pretty much complete.
Ya know what I wish I could fix -- a Fluke 3330B Programmable Voltage Source. Will go to 1kV @100mA. I can dial in a "5" or "7" as the last digit, but not a "6".
Replaced the main shut off valve, broken spicket, and capped leaky lines from old water heater. .
🙂

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A Marantz 500
-Chris
Pictures, Chris?
If I recall, this is on your short list of top vintage amps - did you ever get one for yourself? You have gotten me interested in these now.
Changed out yet still another switch in the shop. This is the 4th one I had fail just this summer. They were all Leviton 20A/277V spec grade units, put in when I built the shop in 2010. The highest load was 8 32 watt T8’s, and the one yesterday was running a 50VA control transformer (for the winch reversing relay). I expected better from these, but then again they did come from Home Depot.
They are junk.. not the same as the commercial product, spec grade or not. Try the Hospital grade of spec/Hosp for the supply house, actually just buy hubbell, they are much better.
Over the past week.
Climate control ECU for my XJS Jaguar.
SMPS for my scope a common problem with TDS3000's
Climate control ECU for my XJS Jaguar.
SMPS for my scope a common problem with TDS3000's
A Marantz 500
-Chris
A beast to move, init? Back in the day, it was the "magical" piece in the showroom that made the Ohm F's and EPI 1000 towers sing - the Crown DC300A or BGW750, not so much.
Hi,
No, I can't afford one. Here it is.
-Chris
Yeah, wow. They are fetching a lot. And it doesn't look like fun getting to those vertical boards. They really packed it tight.
Flooded drain pan for my heat pump inside unit. Poured bleach in the drain tube. Slime grows in it every August and plugs it up. I forgot as usual so now I'm vacuuming up water with a shopvac.
Hi Chris,
They weight about 80 pounds. No joke when it comes to moving them, but they aren't that bad. The Crown DC300 is an offense to clean music everywhere, the BGW sounds a lot better I'll rebuild a BGW750 for improved performance. Not a DC300, there's no point in that.
Hi Greg,
I actually really like rebuilding these along with massive upgrades in performance. The amplifier breaks into three sections. It's true that working on one is not trivial, and I see more damage from people trying than anything else. With a little care and attention these amplifiers sound amazing. Lot's of detail work and things that a camera won't show.
Workmanship is so bad out there that you should only buy one that is untouched. Then have a tech who really knows what these are all about rebuild it. I know of one tech that is proud of working for Superscope (the Canadian distributor for a time) and says he is an expert on these. I've had to rebuild amps that he has fiddled with. That means you need a tech with a long record of working on these and other equipment and has an excellent reputation.
It always breaks my heart seeing one that an idiot has been into. One came in for work and parts were literally falling off the PCB. I didn't repair that one, the customer was freaked out and left (he didn't like the lead time either). That amp really needed new driver cards, and he didn't like the sounds of that! Work done by hacks is so sad to see.
-Chris
They weight about 80 pounds. No joke when it comes to moving them, but they aren't that bad. The Crown DC300 is an offense to clean music everywhere, the BGW sounds a lot better I'll rebuild a BGW750 for improved performance. Not a DC300, there's no point in that.
Hi Greg,
I actually really like rebuilding these along with massive upgrades in performance. The amplifier breaks into three sections. It's true that working on one is not trivial, and I see more damage from people trying than anything else. With a little care and attention these amplifiers sound amazing. Lot's of detail work and things that a camera won't show.
Workmanship is so bad out there that you should only buy one that is untouched. Then have a tech who really knows what these are all about rebuild it. I know of one tech that is proud of working for Superscope (the Canadian distributor for a time) and says he is an expert on these. I've had to rebuild amps that he has fiddled with. That means you need a tech with a long record of working on these and other equipment and has an excellent reputation.
It always breaks my heart seeing one that an idiot has been into. One came in for work and parts were literally falling off the PCB. I didn't repair that one, the customer was freaked out and left (he didn't like the lead time either). That amp really needed new driver cards, and he didn't like the sounds of that! Work done by hacks is so sad to see.
-Chris
My washing machine.
A Miele Novotronic W 149.
The motor driver IGBT was blown and an smd capacitor oxidozed.
A Miele Novotronic W 149.
The motor driver IGBT was blown and an smd capacitor oxidozed.
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Miele is about the best brand of home equipment we have ever owned! Great choice!
-Chris
Yes Chris, agree!
This is a 25 years old machine!
My last repair was yesterday.
I built up a daughter board for my USB scope with a 28 pin SSOP A2D on it.
It didn't work. Before I powered it up I checked for shorts between pins as I soldered it by hand. All the pins on the edge connector were correct.
So in desperation I tried re-soldering one side of the chip, still didn't work.
So I re-soldered the other side and it burst into life.
SMD fine scale is a pig to solder, enough solder to make a good contact but not so much things start to short out. I use copper braid to remove excess solder.
So either I removed to much solder or didn't get enough solder on there in the first place.
I built up a daughter board for my USB scope with a 28 pin SSOP A2D on it.
It didn't work. Before I powered it up I checked for shorts between pins as I soldered it by hand. All the pins on the edge connector were correct.
So in desperation I tried re-soldering one side of the chip, still didn't work.
So I re-soldered the other side and it burst into life.
SMD fine scale is a pig to solder, enough solder to make a good contact but not so much things start to short out. I use copper braid to remove excess solder.
So either I removed to much solder or didn't get enough solder on there in the first place.
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