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Hello everyone;

I am just about done wiring my layout, including the 7 O22 switches. If you recall I had a bunch of the controllers with broken contact arms and was considering using the spdt modern switches instead. Well I'm happy to say I have 6/7 of them working. I found a silver based conductive adhesive (available thru Amazon) that I used to cold solder 4 of the contact arms back in position, and 2 have held up to use so far. I apparently needed to use a good glop of the stuff for it to hold, since two of the 4 I repaired broke on use, So those two I just soldered back on with decent results, as I am just learning to solder. Now I just have one controller that is giving me trouble. The switch itself lights up OK (for now getting its power from the track) and for 10 seconds the controller was lighting up and activating the switch just fine. Then it went dark: no controller lights and no switching action. The bulbs are good, but I could not measure any voltage off the switch terminals! Can someone tell me how to place my voltmeter to read voltage coming off the switch terminals, and at the controller. That would help me track this down. I am pretty sure it's wired correctly since as I said it was working for a short while. Oh and by the way, this controller has conductive epoxy holding up one contact, and a bit of solder reinforcing the other. Thanks for all your help.

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Try inserting the booster pin into the switch machine and run a wire to a power source,  it should work correctly.  When you remove the booster plug and it doesn't work, then you have bad connection on the booster pin terminal.

 

Take the cover off of the switch machine, you will find the pin where the booster pins fits onto with a thin contact on the side of it. Take a small piece of sandpaper and clean the connection between the two. If this don't help you may have to bend the contact just a little to make a better connection.

 

That should take care of the problem.

Right on Yardmaster. Thank you. I'm finding putting a layout together with all these old parts is one challenge after another. But I like that. My newest one is I have 2 Lionel 252 Gate Crossings that make a pretty loud buzzing noise when they get  signaled to go down. Screwing them down tight and adding a cork base help but they are still too loud. Is that normal for these?

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