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I just purchased a 616 Flying Yankee motor with a rebuilt E unit. The E unit will normally cycle once or twice and then the E unit coil holds the plunger in the up position due to the voltage to the coil not turning off even when the direction button is released.  I tried it on two different transformers and the same thing happens so it is not the direction button.

 

Any suggestions what I might look for.

 

Jim Lawson

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Originally Posted by O Gauge Jim:

I just purchased a 616 Flying Yankee motor with a rebuilt E unit. The E unit will normally cycle once or twice and then the E unit coil holds the plunger in the up position due to the voltage to the coil not turning off even when the direction button is released.  I tried it on two different transformers and the same thing happens so it is not the direction button.

 

Any suggestions what I might look for.

 

Jim Lawson

It's more likely that the plunger isn't releasing because of dirt or oil.

 

Seems to be that a magnetic field is being energized?!!!

Probably, the is JUICE present due to a minimal amperage leak, which causes an electro-magnetic field between the plunger and its housing bracket, of which both are of ferrous metals.

Even, some non-ferrous metals can become magnetized.

As, you well know Professor.

Ralph

Last edited by RJL
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