Need help

Guys.
Bought myself a used TIG welder.
A L-tech 250i of 1990 vintage
Problem is that i need a wiring schematics for it.
Of same manufacturer as this;
http://cgi.ebay.de/L-TEC-TIG-404-AC-DC- ... dZViewItem
Bought myself a used TIG welder.
A L-tech 250i of 1990 vintage
Problem is that i need a wiring schematics for it.
Of same manufacturer as this;
http://cgi.ebay.de/L-TEC-TIG-404-AC-DC- ... dZViewItem