Talk of The Villages Florida - View Single Post - PCBs and AC capacitors: did PCB's screw us out of reliable capacitors?
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Old 08-17-2017, 09:19 AM
autumnspring autumnspring is offline
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Default I'm not defenidng munns but

Quote:
Originally Posted by Bog99 View Post

Hello TOTVers,

Thanks to all for making this an engaging and productive site.

In an earlier post I paid $314 to Munn's to get (basically) a capacitor changed. The feedback is that the going rate is $130.

******

In the process it seems that's lots of folks are familiar with the AC's capacitor issue -- "happens all the time".

Then someone (I'll research more thoroughly when "I get a round tuit") -- then a TOTVer said capacitors used to be made with PCBs and were life-time reliable.

Did PCB "over-reaction" screw us out of reliable capacitors, and hence reliable AC?
Just as with a doctor, when you call for a repair you are paying for not just the cost of parts but the expertise to find the problem.

RE: Replacing AC capacitor
You may want to look it up on the internet. You AC starts under load. The capacitor supplies extra current to the motors so that they can push the non-moving load. Done wrong you can severely hurt yourself or even kill yourself. MY EXPERIENCE-I used to sell photographic flash units.
Simply stated, you step up the voltage to 500V or more, store it in capacitors and then allow this power to go through the flash tube creating the burst of light. I know that someone was kill by a small flash unit (GN28) that shorted out and sent the current through their brain. Another guy IN FLORIDA took a studio strobe (more powerful flash) that he had repaired himself with DUCT TAPE and???? That one shorted out on his wet grass.
The case was dismissed due to his INCOMPETENCE.

RE: PCBs
I think the question is oil filled capacitors. It is true that they do last longer. In the end it doesn't matter as due to pollution controls they are no longer sold. Were you to find one and it would fit your AC, it was made about 40 years ago.

RE: Claimed excessive bill.
You should look at your bill and see if anything else was done besides the capacitor. Then, I would call MUNNS.
I would get a copy of a bill from another person who had the same repair done at $130 and if you get no satisfaction from MUNNs-TAKE THEM TO SMALL CLAIMS COURT.

I have nothing to do with MUNNs. From what I THINK? I know, all of the AC capacitors are now made in CHINA. Yet, another item where people have chosen price over QUALITY.
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