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Modified e1122 switches no lights in controls

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  • Member since
    January 2017
  • 11 posts
Modified e1122 switches no lights in controls
Posted by Raykpa on Friday, February 17, 2017 11:57 AM

I modified my e1122 switches but my light on my controls cause a short, as soon as I take the bulb out it works fine. can anyone help me with this. Thanks

  • Member since
    December 2005
  • From: Hopewell, NY
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Posted by ADCX Rob on Friday, February 17, 2017 12:51 PM

Yes, what was the modification?

Rob

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  • From: Austin, TX
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Posted by lionelsoni on Friday, February 17, 2017 6:35 PM

Can you be more specific about what you mean by a "short"?  Do you mean a fault condition that draws a very high overcurrent?  That should not be possible with any connection that can be made among the 3 wires in the controller cable.

Bob Nelson

  • Member since
    December 2005
  • From: Hopewell, NY
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Posted by ADCX Rob on Friday, February 17, 2017 9:15 PM

The wrong bulb in the controller will make one of the solenoids sing, and if the impedance is way too low, it will throw that switch and the solenoid will hum quite steadily.

Rob

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Posted by Raykpa on Saturday, February 18, 2017 12:09 PM

I found a mod on utube hooking direct power to the solenoid. It all works good until I put the bulb in. Do I need a different bulb for this? But it does hum and throw the switch and bulb starts to dim after a it throws. If soon what's the bulb number please thanks again

  • Member since
    December 2001
  • From: Austin, TX
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Posted by lionelsoni on Saturday, February 18, 2017 12:16 PM

If your controller has a screw socket, try a number 52; if a bayonet socket, numbar 53.

Bob Nelson

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Posted by Raykpa on Saturday, February 18, 2017 12:16 PM

Also added a diode resister and capacitor

  • Member since
    January 2017
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Posted by Raykpa on Saturday, February 18, 2017 12:18 PM

I took a GE 53 out to make it work

  • Member since
    December 2001
  • From: Austin, TX
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Posted by lionelsoni on Saturday, February 18, 2017 12:22 PM

Can you post a link to the Youtube video?  What lamps are you using where, and what are the capacitor, diode, and resistor values and how are they connected?  Did you leave the turnout's lantern connected to the track voltage or reconnect it to the new voltage source?

Bob Nelson

  • Member since
    December 2001
  • From: Austin, TX
  • 10,096 posts
Posted by lionelsoni on Saturday, February 18, 2017 12:27 PM

The number 53 is a reasonable choice with a fixed voltage; but you will probably need to rewire the controller to power it from a separate source if you're using a capacitive-discharge circuit (which is nevertheless a good idea).

Bob Nelson

  • Member since
    December 2005
  • From: Hopewell, NY
  • 3,230 posts
Posted by ADCX Rob on Saturday, February 18, 2017 2:35 PM

Yes, the bulb in the 1121c/1122c controller cannot be powered from the switch with the CD circuitry being used, it must be powered separately.

Rob

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