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Old 04-18-2007, 02:33 PM   #13
JackG
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Join Date: Mar 2005
Location: South Carolina
Posts: 530
Quote:
Originally Posted by wpruitt
Jack,
I have the switches as I am accumulating parts to do the upgrade and I thought they were momentary switches that cycle thru off- low-high and have a corresponding led for low and high settings. I could very well be wrong. Maybe somebody that has a factory set can say how they operate.

Jim,
That would sure be an easy way to do it but will that work with momentary switches (if they are momentary)?

Warren
Do the switches stop at each position, or do they just rock to an on position, then have a spring-loaded return to rest?

Even with momentary switches a relay can be wired to work. One set of contacts holds the current through the winding "on" when you release the button, but then you have to have a switch position that is normally closed that can open and interrupt the winding current to release the relay. You are essentially making a latching relay. It's not hard to wire, I can draw up a schematic if you like. The low-high will add a little twist. I'll need the specifics on the switch.
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