Http://www.lincolnelectric.com/en-us/support/Pages/operator-manuals.aspx. The basic cathederal top with the round crank to adjust 250 amp ac and ac/dc constant current arc welding power sources. Summary of Contents for Lincoln Idealarc AC-250. Page 1 June, 1989 Idealarc 250 3202; 3203; 3204; 3205; 3247; 3248; 3287; 3288; 3289; 3290; 3291; 3292; 3397; 3412; 3464; 3465; 3466; 3491; 3492; 3493; 3494; 3495; 3496 Idealarc 250/250 - 7550. Operator Manual English. 7550. IM206. Idealarc 250/250 - 7550. Operator Manual English. 7536. IM206. Idealarc 250/250 - 7536. 8 items Lincoln Arc Welder Idealarc Tig 250/250 Variable Voltage Ac/Dc Arc Welding W/ Hi Lincoln Idealarc AC/DC 250 Operator's Manual Aug 2003. View and Download Lincoln Electric Idealarc 250 technical specifications online. 250 Amp DC Stick Idealarc 250 Welding System pdf manual download. OPERATOR'S MANUAL. For use with machines having Code Number 9491 thru 11104. IM402-B. August, 2007. Safety Depends on You. Lincoln arc welding Lincoln Idealarc 250/250 Pdf User Manuals. View online or download Lincoln Idealarc 250/250 Operating Manual. Idealarc, 250 amp dc stick welding power source • Read online or download PDF • Lincoln Electric Idealarc 250 User Manual. I was given a idealarc 250 ac welder by a friend of mine. I don't know a lot about This is the manual for Your machine. They are good ones,