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forney forn-a-matic vs 300

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发表于 2021-8-31 23:02:01 | 显示全部楼层 |阅读模式
has anybody ever heard of this welder or know anything about it. I recently aquired this for free but the leads are all messed up and need to be replaced. i have used many arc welders but never worked on one or replaced the leads on one. Are leads kinda a generic thing or will I need special ones for this welder? would really like to get this good looking old machine up and welding. it also has a remote cable coming off the negative or electrode side.it is a four pin plug. just asking for alittle help here thanks.
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Reply:I have seen some guys replace the leads, you should be able to slide the plastic on the ends back, to expose the allen screws. Just transfer the plugs to new wire.Or, I have seen some folks slide shrink wrap over cracked leads and keep using them. I would lean toward replacement in your case.
Reply:You need to buy new leads.  They're gonna keep cracking.  The cables are the same, just sold in different diameters.  You need to look up a chart on recommended sizes and amperages.  Someone here should be able to help u with that.  Cable thickness needed is based on the amps you're gonna carry and the distance you want them carried for.  So if you only want 25' cables, you can go with a smaller diameter than a 50'.  The covers on your connectors should be able to be pulled back and the mechanicals exposed.  Usually an Allen nut under there.  Scrap the old leads for the copper. Oh, and that's Alcohol abuse.  Pick up those beers.  Location?  It helps to add to your user profile.  Many good people here willing to help out.  Add a HF box and you got yourself a great tig welder too.Last edited by Drf255; 08-25-2014 at 05:17 AM.
Reply:Thanks for the help guys I will look at the chart and see but most likely 25 ft will be good for me and the beers are empties. No abuse here. Just bad house keeping in the garage. Should I just forget about the remote plug?
Reply:Originally Posted by Tom ForstThanks for the help guys I will look at the chart and see but most likely 25 ft will be good for me and the beers are empties. No abuse here. Just bad house keeping in the garage. Should I just forget about the remote plug?
Reply:Originally Posted by copeI like to have 60% of my cable for the lead and 40% for the ground.  If you get 50', have 30' lead and 20' ground.  #2 will do for that length and garage duty.
Reply:Anybody know a good place to find a decent price on 50 ft of that #2 wire?
Reply:$1.25/ft when you buy 50+http://weldingsupply.com/cgi-bin/spi...||1|449
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发表于 2021-8-31 23:02:42 | 显示全部楼层
1.50Cool machine, BTW. Haven't seen that particular one before.GravelThe difference between theory and practice is that in theory there is no difference.
Reply:Originally Posted by Gravel$1.25/ft when you buy 50+http://weldingsupply.com/cgi-bin/spi...||1|449
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发表于 2021-8-31 23:03:17 | 显示全部楼层
1.50Cool machine, BTW. Haven't seen that particular one before.
Reply:I know you guys said there was an Allen screw but I don't see how these would be able to be reused
Reply:Originally Posted by Tom ForstI know you guys said there was an Allen screw but I don't see how these would be able to be reused
Reply:Arnold mo right outside of st. Louis mo
Reply:Maybe the picture perspective is funny, but those plugs look like they have virtually no taper.  I think Miller plugs are more tapered than the plugs used by several other welder manufacturers back in the day.  Look for a LENCO catalog online and check out the various taper plugs."USMCPOP" First-born son: KIA  Iraq 1/26/05Syncrowave 250 w/ Coolmate 3Dialarc 250, Idealarc 250SP-175 +Firepower TIG 160S (gave the TA 161 STL to the son)Lincwelder AC180C (1952)Victor & Smith O/A torchesMiller spot welder
Reply:Lenco should work, if not get some set screw splices at electric supply and use old plugs with some good Scotch 33 electric tape. Could make a new plug by turning down a brass bolt.
Reply:Originally Posted by PavinsteelmanLenco should work, if not get some set screw splices at electric supply and use old plugs with some good Scotch 33 electric tape. Could make a new plug by turning down a brass bolt.
Reply:Originally Posted by OldendumMaybe the picture perspective is funny, but those plugs look like they have virtually no taper.  I think Miller plugs are more tapered than the plugs used by several other welder manufacturers back in the day.  Look for a LENCO catalog online and check out the various taper plugs.
Reply:I made some lead plugs for an old westinghouse  machine (one where you moved the plug to change amperage) just took a forney plug and turned it down to fit,Last edited by gxbxc; 08-26-2014 at 12:40 AM.
Reply:got the new machine plugs coming. they are shipping. Want to make sure they work before i invest in the wire. did strip the wire for scrape. It was the first time i ever stripped wire with a hammer. Just hit it a bunch and it cracked right off.
Reply:Originally Posted by Gravel$1.25/ft when you buy 50+http://weldingsupply.com/cgi-bin/spi...||1|449
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发表于 2021-8-31 23:03:53 | 显示全部楼层
1.50Cool machine, BTW. Haven't seen that particular one before.
Reply:Save a couple feet of the wire for a wrap around work clamp. There have been some posted here and they are handy when you are welding on something too big to fit in your clamp.GravelThe difference between theory and practice is that in theory there is no difference.
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