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Posted by on October 8, 2007, 8:41 pm
> On Oct 8, 7:36 pm, Adam Preble <adamDOTprobleATgmailDOTcom> wrote:
> > > On Mon, 08 Oct 2007 22:02:02 +0000, Adam Preble wrote:
> > > What is the motor ID number? What kind of a/c unit? Model? Unless I've
> > > damaged some brain cells since I worked on this stuff for a living in
> > > the early 80's the highest value cap is the start cap. Or was it the
> > > lowest value? Or does the value make no difference? Hard to tell with
> > > little info you've given.
> > Much of the identifying information is worn off. Here is a picture of
the
> > motor label:
> > http://www.adampreble.com/~rocko/images/DSCN2492.JPG
> > I can't make any sense of it, but the schematic towards the right refers
to
> > a capacitor. I have a brown wire with a white line along it that goes
to
> > the Aeromet II capacitor: 7.5uF 370V. That is the smallest capacitance
of
> > the three.
> Usually the round one is the start. Make a diagram of the wires,
> remove it and take it to a motor shop. They can test it for you.
Oval, round, etc... makes no dif.
BTW, its a *run* cap.
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> everybody pointed to the start capacitor. I have found three capacitors
> just under the top case. Are any of these the start capacitor?
>
> 1. GE 21L3638RA -- does not google. 30uF 440VAC 60Hz. Biggest of the
> three. Oval and metallic finish.
> 2. GE 21L3515 -- Comes up as a power capacitor. 15uF 440VAC 60Hz. Medium
> size of the three. Oval and metallic finish.
> 3. Aeromet II MRP926507 -- I think this is it but the brand comes up for
> motor run capacitors too. 7.5uF 370V 50/60Hz 70C.