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Whipped

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  • Member since
    December 2001
  • From: Austin, TX
  • 10,096 posts
Posted by lionelsoni on Friday, July 6, 2007 10:12 PM

Jake, does it work when you connect the center terminals of the switch machines directly to the transformer's terminal B, leaving the diode, resistor, and capacitor out of the circuit?  You don't want to do that permanently.  But if you can make it work that way, it suggests that your trouble is with the capacitive-discharge circuit.  However, if it still doesn't work, there is something wrong with the control-rail wiring.  Whichever one it is, I think you might have the same problem with two ordinary turnouts.

Photographs showing how it is wired and how the rails are gapped, or a diagram like you posted before would indeed be a big help.

Bob Nelson

  • Member since
    April 2003
  • 305,205 posts
Posted by Anonymous on Friday, July 6, 2007 9:53 PM
It is unclear what the problem is. I saw a picture on the Atlas websight it simply has 2 standard Atlas switch machines. If it works with a piece of metal but not the train it sounds like the voltage from the capacitor is shunted to another circuit or the opposite coils are being lightly powered somehow when the train runs over the control rails.. My understanding is you are simply trying to throw them in pairs in relation to where the train is coming from. I would like to help but I am not familiar with Bobs method so I cant help you with it.

Dale hz
  • Member since
    January 2006
  • From: Foothills of Wva
  • 691 posts
Posted by Fred Bear on Friday, July 6, 2007 7:10 PM

There might be Chuck, I'll have to measure it up. I never thought of doing that, in fact, I think I used two 072's back to back when I had tubular track. Thanks for the suggestion, I'll check that out. Darn shame the thing won't work like it is, it's all wired and in place, Jake

  • Member since
    July 2006
  • From: Plymouth, MI
  • 1,615 posts
Posted by chuck on Friday, July 6, 2007 5:12 PM
Is there room on your layout to replace the double slip with a pair of back to back wye's?  The inbound switch should follow normal automatic non-derail function.  The issue is throwing the second switch to accomodate the desired result.
When everything else fails, play dead
  • Member since
    January 2006
  • From: Foothills of Wva
  • 691 posts
Whipped
Posted by Fred Bear on Friday, July 6, 2007 2:04 PM
I worked withi this slip switch all day again, it will not work. It works if you contact the control rail with a piece of metal, but the trains themselves seem to do something funky to the switch. When I return from Colorado, the ole' double slip is headed to Ebay, and I'll simply build an over pass to crossover. Thanks to all of those that tried on here, especially Bob! Not your fault, what you told me to do work exactly right. Jake

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