Alternator welder build. Seems like most people that have these weldernators run a dual alternator set-up, leaving the existing alternator as-is and running the second alternator dedicated for welding. For a couple of minutes You also need to make sure that you weld well away from the batteries to reduce the risk of explosion due to the fumes generated by the heavy load on the batteries. Here is a very crude diagram of the electrical system when completed. Nov 29, 2004 · The alternator was $25 as a core from the alternator/starter store and I spent $10 for a pulley and a brush holder/brushes. This takes time especially if you have large smoothing capacitors on the output. I just haven't gotten around to mounting it the rig yet. I also made a newer video on my channel where I rebuilt it after sitting not being used for years. Learn how to build an alternator welder with this schematic. He shows you how to build your own welder from a DELCO 34SI Truck Alternator. Connect some #4 or #2 welding leads with ground clamp and electrode holder and you're ready to weld. Heavy Duty, Dual Rectifier CS144 alternators modified with an external Full Field wire for use as an on-vehicle welder. Get step-by-step instructions and diagrams for a DIY welding machine. This is a DIY Home Made Welder Guide by Mike From Michigan who lives off the grid and has many money-saving DIY Plans and Guides. When the trigger is pulled, the alternator has to build up the field and output current. Nov 16, 2007 · I've got a 145 amp Leece-Neville alternator that came off a medium duty truck that I've modded into a weldernator. This welding system uses a unique, modular, fully electrically isolated power generator, which we at ZENA, Incorporated manufacture in the USA, to withstand Nov 1, 1980 · If you can scrounge an old lawn mower, an automobile alternator, and a 12-volt battery, you can build your own portable DC arc welder. WeldingWeb - Welding Community for pros and enthusiasts How to convert a car alternator to a welding machine! (DC Welder) Parts List:more Mar 26, 2021 · Major expenses for this project were the CS144 140 Amp alternator ($107), external 3-ph bridge rectifier ($40), and 4AWG welding cable ($35). High Output Alternators -- so tough, and so powerful, that we weld with them! The ZENA ® mobile welding system is a new technology, self-contained, ultra-compact, commercial duty, engine-driven welder which can be attached to any engine. I've had lots and lots of questions about this alternator welder I built from years ago. Onboard Welding Alternators. Originally published as "BUILD A $20 PORTABLE DC ARC WELDER @MerlinsOldSchoolGarage @FinnegansGarage @FabRats @MattsOffRoadRecoveryIn this video Merlin shows you how to turn your average car alternator into an arc wel. qzgue lmb diun mgudf mlmm fzpmf kgtp ypsgt dxvmub dgnv