[HAM] Alignment of Start Motor. Warning about exposed AC mains

[Bruce Murphy]

Well figure it out guys! I've been sticking a screwdriver in there every Tuesday night to get the motor to start!
   
  Yikes!
   
  Bruce

OF <scott195 at centurytel.net> wrote:
  At 02:22 AM 3/24/2007, Kon Zissis wrote:

>, Kon Zissis wrote:
> >there is an exposed solder terminal on the plastic bobbin of the
> >start motor coil and there is always live AC voltage on this solder
> >terminal even when the organ is switched off.
>
>Scott Hawthorn replied:
> >Preposterous!
>
>Hi Scott and everyone.
>The start switch and the run switch are both single pole switches that
>either switch on or off only the AC neutral voltage signal whilst the
>unswitched live AC active signal goes directly to one end of the coils
>of the start motor , the run motor and the primary winding of the power
>transformer as shown on the AO28 schematic.
>
>I just double checked the wiring of my 1962 C3 which runs on the
>Australian 240 volts / 50 Hz system and the start switch and the run
>switch control the AC neutral voltage signal ( blue wire ) whilst the
>AC active voltage signal ( brown wire ) is always present at the
>unswitched side of the start motor coil and the run motor coil and the
>primary winding of the power transformer.

I was under the impression, perhaps false, that the blue wire is the hot 
side. Of course, with unpolarized plugs this is practically meaningless.


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