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When the wire ***** up it does it between the feeder rolls and where it enters the liner but the actual end of the wire is somewhere up by the gun. The setting chart on the inside of the spool cover does indicate that .023 wire is useable and I am a little put off that the Miller Rep told me that it was not useable.
When switching wire you also need to adjust the tension on the feeder rolls as per page 9 of your manual.
1. Open pressure assembly
2. Pull and hold wire, then cut off end
3. Push wire through guides into the gun, continue to hold wire
4. Close and tighten pressure assembly, let go of wire
5. Remove gun nozzle and contact tip
6. Turn on welder
7. Press gun trigger until wire comes out the end
8. Replace nozzle and contact tip
9. Feed wire to check drive roll pressure. Tighten enough to prevent slipping
10. Cut off excessive wire.
I included a PDF copy of your manual in a previous post so you could look at it at work if necessary. Here it is again.
and that fails.. (the wire doesn't come out the end)
Sam
Geez thanks for pointing that out...I missed it...
Is it because the feeder rollers are not set properly and spinning or it the wire physically balling up and the feeder stalls out? Or is it simply just slipping because the tension is not set correctly and is overcome by gravity.
You could also lay the nozzle on the ground when feeding the wire through to reduce resistance in the liner.
>Is it because the feeder rollers are not set properly and spinning or it the wire physically balling up and the feeder stalls out? Or is it simply just slipping because the tension is not set correctly and is overcome by gravity.
No.. the .023 wire feeds fine 'up to a point' (about the handle), and then the feed rollers keep feeding and it ***** up at the handle line, 1/2 in away from the roller. so the feed roller tension is ok..
The liner is supposed to cover for this, but it doesn't.. SO it must be the liner
It really does sound like there is a gap between the end of the liner and where it should seat inside of the gun. The .035 is stiffer and can make the jump across the gap but the .023 is more pliable and the end won't shoot across the end gap and into the gas and tip area. It goes through the liner but hits the other side with its fresh cut end. A hand feed by pushing the wire through may save a few feet of MIG wire while you sort out the problem.
I would suspect from all this is that there is a "step" or something where the cable joins the stinger that is catching the wire. The smaller liner likely guides the wire past that catch. The other possibility is tha the cable was stepped on or run over and cracked the liner and the wire is catching in the crack. Since the liner is removable I'd take it out and examine it. All the Miller welders in the 180 range I checked on Miller's web site would go down to 20A and were rated for welding steel as thin as 24ga.
If all else fails read the directions!
OOPS! dffay posted almost the same thing while I was waiting for the site to stop acting up.
ditz,
Thats what this site is all about, helping one another out
I agree, it sounds like the liner is too short. After reading about your machine and its capabilities it would seem that the liner should be good for a fairly wide range of wire sizes. I'm guessing from .023 up through .035
Pull the liner out and reinstall it per directions and I'll bet you are good to go.
I think your Miller rep is a real Jack-a** and deserves to be flogged. It would seem he is more interested in making a one time sale as opposed to a regular customer.
Did you try taking the gas diffuser off when feeding the wire? You should see the liner when you take it off. If the wire dosent make it to the end of the liner it is probably kinked. I would just stick with the 030 and practice more. Try pointing the wire in the direction of travel instead of dragging it. I weld most everything with 035 otherwise I use a LN25 and XMT 300 with 052 wire for big stuff.
Did you try taking the gas diffuser off when feeding the wire? You should see the liner when you take it off. If the wire dosent make it to the end of the liner it is probably kinked. I would just stick with the 030 and practice more. Try pointing the wire in the direction of travel instead of dragging it. I weld most everything with 035 otherwise I use a LN25 and XMT 300 with 052 wire for big stuff.
I like the LN25. I have one with the gas solenoids that I use along with my Miller Trailblazer 251-NT, 3-phase unit...100% duty cycle at 250 amps! If nobody here has run a 3-phase machine, it is pretty sweet compared to a single phase welder. Very nice, smooth, stable arc.
Well I am going to pipe up one more time. I ordered a .023 liner today and should have it by the end of the week. Maybe I should have ordered a new .035 liner as well. Finding the time to mess with it may be another matter. It does sound like the liner does not go quite far enough into the gun and the wire is dead heading somewhere just short of the required exit point. Not knowing anything about it I was hesitant to start taking the thing apart but that is what needs to be done in any case. Maber it was not assembled properly in the beggining at the shop where it was purchased. I just never really considered that possibility. You all have been very helpful.
I think your Miller rep is a real Jack-a** and deserves to be flogged. It would seem he is more interested in making a one time sale as opposed to a regular customer.
The strange part of this is the 'rep' was a factory rep and not a local rep at or from the welding shop. He was a young fella giving demos at the Miller display truck at the NSRA nats in Louisville. This is not an entry level machine. It was at least twice the money of the Miller 110 mig.
The strange part of this is the 'rep' was a factory rep and not a local rep at or from the welding shop. He was a young fella giving demos at the Miller display truck at the NSRA nats in Louisville. This is not an entry level machine. It was at least twice the money of the Miller 110 mig.
That may be his problem. Young rep, stoked by the factory to snake oil demo all the new "wizz-bangs" in the line, no real familiarity with the older models. Didn't want to not have the answers so he made up the easiest one that might push you to buy what he was hawking. Probably on commission and/or quota to sell at the show or looking to make points. No money to be made trouble shooting an unfamiliar older machine.
"Pipe up" as often as you'd like, we all learn something from these discussions, and I for one want to know if you find the answer, it might help me in the future.
Well I am going to pipe up one more time. I ordered a .023 liner today and should have it by the end of the week. Maybe I should have ordered a new .035 liner as well. Finding the time to mess with it may be another matter. It does sound like the liner does not go quite far enough into the gun and the wire is dead heading somewhere just short of the required exit point.
Just remember that to use larger wire you will have to change the liner to the larger size..
and now the bad part.!.. we are 'anxious' to learn how our detective skills worked, so want feedback ..
The biggest problem is probably a function of what we all know and that is you can't teach an old dog new tricks and I am definitely an old dog. I will certainly try to remember to pass on whatever I find or don't find but you must take into account my condition of CRS (Can't Remember ****)
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