Will any Lionel 3 wire switch work? I’ve misplaced mine
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Well, I take that back. Way too vague. Any switch?
The wires are up, down, common. It just connects common to either up or down terminal.
Momentary vs constant on, middle off, 2 momentary buttons.
And while we are at it.What are the other two binding posts on the side used for? The manual doesn't indicate
@Don Beck posted:And while we are at it.What are the other two binding posts on the side used for? The manual doesn't indicate
Manual https://www.lionelsupport.com/...ents/71-4167-250.pdf
Page 6 explains those are used for the block section to prevent power for a train when the bridge is up.
Again the idea is before and after the bridge, you ensure your track has insulating pins installed to isolate, and then a lockon or wiring to your track and back to the bridge and the binding post only turns on that track power when the bridge is fully down to hopefully help prevent a train from diving off with an up bridge.