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Posted by shinesapp@hotmail.com on October 21, 2006, 7:19 am
I HOPE HI BOSS DOESNT READ IN HERE I THINK HE BETER SNEAK BACK OVER
THERE AND TAKE OUT THAT 115V MOTOR HE PUT 23OV TO I WONDER IF HE
NOTICED IT WAS RUNNING ALITTILE FAST KIND OF LIKE WHEN YOU HOOK UP YOUR
VAC PUMP TO 480V SYSTEM
> I tried to be clear but I may have left out some details.
> It was a Fasco 208/230 single speed condenser motor & I have rarely used
> them through the years so I needed to look at the diagram
> to be sure. The thing that got me was it actually showed the white wire as
> common on the diagram on the motor.
> It was a 4 wire motor that I was using on a 3 wire application, black,
> white, two browns( one with a white tracer).
> I ohmed out the brown with the white tracer to make sure what lead it was
> tied to. It was the white as you would figure.
> It just kind of bugged me that the white was labeled common & thats why I
> posted here.
> As far as I know all the motors that have two capacitor wires stubbed out,
> one of those wires (usually striped ) is junctioned to the run winding.
> Some diagrams will show capping one of those wires for a 3 wire application.
>
>
>
>
>
>
>
> > Gary,
> > I think you either missed, or left out a lot of details.... It doesn't
> make
> > a rats ass what colors the wires are...
> > Different types and manufacturers motors have different colors of wires,
> > especially if you throw different voltages and 3 phase motors in the mix.
> > Now... if you had a *white* wire that was labeled as "common", then I
> would
> > venture to say that it was probably a 120v motor. I can't ever recall
> seeing
> > a 120v condenser fan motor except on a window shaker.
> > On *most* 240v single phase motors that I have worked with, they are
> labled
> > as L1, L2 or simply "Line", then the capacitor and ground wires. They do
> not
> > normally have a "common" wire.
> > FWIW, The 240v PSC condenser fan motors that I install on a regular basis
> > have Orange, Purple, Brown, Black, and Red wires(no white wire). The ones
> I
> > routinely replace have Red, Black, and Brown wires(no white wire
hereActually your motor would make a good example.
> I use some with the same color code for my 825 RPM applications.(Mars/GE)
> purple & brown go to the capacitor , orange is common & red & black are hi &
> lo speed or hp.
> 3 wire just cap the purple & tie the orange to the cap.
> My point is if the Orange ties to the cap then it is not really common but
> run & the whatever speed is used is really common.
> I never remember seeing a common written on the diagram of a 240 v. motor
> either but I did the other day.
> I've always called it common but technically I think I've been wrong.
>
> Gary- Hide quoted text -- Show quoted text -
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