Are you sure it isn't the same as the AC-250-K? There's a manual for it on their site and it shows the Arc Striking Control switch you mentioned. Even if it isn't the same it has a schematic and instructions that may help.
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Best Regards, Keith Marshall snipped-for-privacy@progressivelogic.comMy neighbor gave me a very old Lincoln welder. I am replacing much of
> the wiring as the cloth on the outside of the rubber insulation is
> frayed. The welder is an AC welder, but is a bit more complicated
> than my trusty buzz box.
> It has two capacitors wired in parallel and connected to what I
> believe are the 480 volt input wires ( if it were configured as a 480
> volt welder ) It also has a " Arc Stricking Control " with a switch
> that can switch between " Normal ", " Off ", and " Thin Sheet ". This
> goes to a choke, a couple of relays, and a selenium rectifier.
>
> Yeah, I can probably figure it out, but I would rather spend my time
> doing something else. So would appreciate any info anyone has. The
> Lincoln Web site has a list of obsolete operators manuals, but this
> model was not in the list. Current manuals are available on line. >
> Dan