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Posted to rec.crafts.metalworking
~Roy
 
Posts: n/a
Default Help settle an argument...........

INstead of making a potential problem, IMNSHO it would be best to
replace those un-polarized recepticles with ones that are either made
with polarized slots or the third ground connection even if the wires
used to feed it are simply 2 conductor. Bets to keep polarity going in
the same direction..... Reducing blade width is bad practice.


On Thu, 24 Nov 2005 00:57:25 -0600, "RAM^3"
wrote:

==="~Roy" wrote in message
t...
=== It has to do with rotation of a motor....
=== Motor is a simple aquarium pump, submerged type, powered by AC current
=== of 115 VAC........2 wire power cord. Armature is the typical magnetic
=== type. Seems folks are dreaming that they can reverse rotation by
=== reversing the plug in the recepticle.......SOme have even gone to the
=== extremes of filing down the wide blade on the polarized plugs so they
=== can put plug in either way and think they are reversing
=== direction......Is it possible to change rotation of a AC motor like
=== this or not? If not, how about an explanatin why, and if it is doable,
=== an explanation as to how would also be appreciated........No other
=== mods to motor, just simply reversing plug orientation to reverse motor
=== rotation.....Not any need to get into the fact that the pump probbaly
=== would not work or work properly with a wrong rotation due to volute
=== design etc........
===
===
===A vastly more credible reason for eliminating the "lugs" on the plug is
===older 2-prong AC outlets: these don't have the oversized "slot" for the
===newer "polarized" plugs.
===
===FWIW, my 55-year-old house came with this type of socket and I've "modified"
===quite a few "polarized" plugs myself. G
===




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