Metalworking (rec.crafts.metalworking) Discuss various aspects of working with metal, such as machining, welding, metal joining, screwing, casting, hardening/tempering, blacksmithing/forging, spinning and hammer work, sheet metal work.

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Default Can this welding gun be fixed?

https://picasaweb.google.com/lh/phot...eat=directlink

This is an original Lincoln gun, but it is seriously busted.

I wonder if it is fixable or not or I should just get a replacement.

i
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"Ignoramus9930" wrote in message
...
https://picasaweb.google.com/lh/phot...eat=directlink

This is an original Lincoln gun, but it is seriously busted.

I wonder if it is fixable or not or I should just get a replacement.

i


Get a new one. And the new Lincoln's aren't so good with all the plastic.
I like Tweco, but it has been a looooooooong time since I've bought one.

Steve

Heart surgery pending?
www.cabgbypasssurgery.com
Heart Surgery Survival Guide
ISBN: 978-1-935018-41-4


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Default Can this welding gun be fixed?

On 2011-04-12, Steve B wrote:

"Ignoramus9930" wrote in message
...
https://picasaweb.google.com/lh/phot...eat=directlink

This is an original Lincoln gun, but it is seriously busted.

I wonder if it is fixable or not or I should just get a replacement.

i


Get a new one. And the new Lincoln's aren't so good with all the plastic.
I like Tweco, but it has been a looooooooong time since I've bought one.


Thanks

Steve, do you know if I can use fluxcore wire in a MIG gun that was
designed for welding with inert gun?

Or do I need two guns, one for welding with inert gas, and another gun
for fluxcore?

i
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Default Can this welding gun be fixed?

On 4/11/2011 9:00 PM, Ignoramus9930 wrote:
On 2011-04-12, Steve wrote:

lid wrote in message
...
https://picasaweb.google.com/lh/phot...eat=directlink

This is an original Lincoln gun, but it is seriously busted.

I wonder if it is fixable or not or I should just get a replacement.

i


Get a new one. And the new Lincoln's aren't so good with all the plastic.
I like Tweco, but it has been a looooooooong time since I've bought one.


Thanks

Steve, do you know if I can use fluxcore wire in a MIG gun that was
designed for welding with inert gun?

Or do I need two guns, one for welding with inert gas, and another gun
for fluxcore?

i


I don't see why you would need two guns. My little chinese welder does
flux core just fine, but it also has a hose out the back to hook up a
flow regulator for inert gas. I don't use flux core in my Miller and
the gun is very similar. Ask Ernie over in the welding group to be
sure, but I don't know of any problem. Just might want to have some
spare hoods as they get all crudded up. Spare tips too. I would not
use a regular gun for aluminum though. Hacks like me use a spool gun,
and serious outfits will use a push pull gun. Of course they will also
have a fancy pulser and other cool things I can't afford.


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Default Can this welding gun be fixed?

On Mon, 11 Apr 2011 20:58:42 -0700, "Steve B"
wrote:


Get a new one. And the new Lincoln's aren't so good with all the plastic.
I like Tweco, but it has been a looooooooong time since I've bought one.

Steve


I second the Tweco. They are very nicely designed (read: easy to
maintain....the consumables [tips, wire feed liners, gas diffusers,
and nozzles, etc.] fit together in a well designed fashion) and are
comfortable (they don't weigh as much as a boat anchor like some other
guns) to weld with for long periods of time. They're widely available
at any welding supply store.

You can blow the liners out with an air hose when they eventually
collect some metal dust in them. DONOT screw the retention hex head
screw on the wire feed liner down too tightly. This will crush your
liner and result in feed problems. But, it also must be tight enough
to keep the liner in place.

I usually take a hack saw and cut the gas nozzle into quarters at its
base where it fits on the grommet? that holds the gas nozzle on the
gun and then put a screw type hose clamp around the base where it is
sawn to hold the nozzle on the grommet. You then unscrew this two
piece assembly to wire brush the spatter off of the gas diffuser and
tip and to use a spay anti-splatter on the diffuser/tip assembly to
prevent spatter sticking to these parts. This also keeps the nozzle
from slipping due to normal banging around while working and changing
the distance between the tip, wire stick out, and the work
piece.....which changes the arc length and, consequently, the welding
heat.

Another tip: I am sort of fanatical about clipping the welding wire
off at the tip between each weld. This promotes smooth arc starts and
mostly prevents "backfires" which sometimes can weld the wire into the
tip......necessitating a whole series of actions to reset the gun back
to a normal state.

The Tweco's are very nice welding guns which, when properly used with
a few tricks acquired through use, work better then most of the other
guns out there.
Dave


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Default Can this welding gun be fixed?

Ignoramus9930 wrote:

Steve, do you know if I can use fluxcore wire in a MIG gun that was
designed for welding with inert gun?

Or do I need two guns, one for welding with inert gas, and another gun
for fluxcore?

Admittedly, my experience is a little sparse, but the first time I welded
it was with a thing called a "cricket," with fluxcore (little tiny box
about 12" W x 18" H x 20" D that plugged into 115V). Where I sit now they
use MIG, and I can't see any difference in the gun from the one I used lo
those many years ago with fluxcore.

I guess I'd say go for it. :-)

Cheers!
Rich

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Default Can this welding gun be fixed?

On Mon, 11 Apr 2011 19:41:45 -0500, Ignoramus9930
wrote:

https://picasaweb.google.com/lh/phot...eat=directlink

This is an original Lincoln gun, but it is seriously busted.

I wonder if it is fixable or not or I should just get a replacement.

i


Its "done"

Ill have to check, but I think Ive got 4-5 used but still good MIG guns
out in my Stuff

Gunner

--
"If I say two plus two is four and a Democrat says two plus two is eight,
it's not a partial victory for me when we agree that two plus two is
six. " Jonah Goldberg (modified)
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Default Can this welding gun be fixed?

Ignoramus9930 wrote:
On 2011-04-12, Steve B wrote:

"Ignoramus9930" wrote in message
...
https://picasaweb.google.com/lh/phot...eat=directlink

This is an original Lincoln gun, but it is seriously busted.

I wonder if it is fixable or not or I should just get a replacement.

i


Get a new one. And the new Lincoln's aren't so good with all the
plastic. I like Tweco, but it has been a looooooooong time since
I've bought one.


Thanks

Steve, do you know if I can use fluxcore wire in a MIG gun that was
designed for welding with inert gun?

Or do I need two guns, one for welding with inert gas, and another gun
for fluxcore?

i


I use the same gun for both with my little Lincoln . Just change tips if
the wire size is different , and there's a slimmer hood for use with the
fluxcore wire . Don't forget to change the polarity too .

--
Snag
Learning keeps
you young !


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Default Can this welding gun be fixed?

On Mon, 11 Apr 2011 21:09:17 -0700, Bob La Londe
wrote:

On 4/11/2011 9:00 PM, Ignoramus9930 wrote:
On 2011-04-12, Steve wrote:


Steve, do you know if I can use fluxcore wire in a MIG gun that was
designed for welding with inert gun?

Or do I need two guns, one for welding with inert gas, and another gun
for fluxcore?

i


I don't see why you would need two guns. My little chinese welder does
flux core just fine, but it also has a hose out the back to hook up a
flow regulator for inert gas. I don't use flux core in my Miller and
the gun is very similar. Ask Ernie over in the welding group to be
sure, but I don't know of any problem. Just might want to have some
spare hoods as they get all crudded up. Spare tips too. I would not
use a regular gun for aluminum though. Hacks like me use a spool gun,
and serious outfits will use a push pull gun. Of course they will also
have a fancy pulser and other cool things I can't afford.


Ig: you can use the same gun for both flux cored and solid wire
welding. If you then switch to aluminum, keep and install a separate
gun liner for that. The steel wires will leave oils and dust inside
the liner that the aluminum wire will pick up. This will make a total
mess when welding aluminum. The key to MIG welding aluminum is CLEAN.
Any source of dirt will lead to problems. It is best to wash the
aluminum base metal in solvent before welding it. Usually
trichloroethane, which is pretty nasty stuff.
Dave
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Default Can this welding gun be fixed?

On 2011-04-12, Snag wrote:
Ignoramus9930 wrote:
On 2011-04-12, Steve B wrote:

"Ignoramus9930" wrote in message
...
https://picasaweb.google.com/lh/phot...eat=directlink

This is an original Lincoln gun, but it is seriously busted.

I wonder if it is fixable or not or I should just get a replacement.

i

Get a new one. And the new Lincoln's aren't so good with all the
plastic. I like Tweco, but it has been a looooooooong time since
I've bought one.


Thanks

Steve, do you know if I can use fluxcore wire in a MIG gun that was
designed for welding with inert gun?

Or do I need two guns, one for welding with inert gas, and another gun
for fluxcore?

i


I use the same gun for both with my little Lincoln . Just change tips if
the wire size is different , and there's a slimmer hood for use with the
fluxcore wire . Don't forget to change the polarity too .


OK, thanks. I bought a tweco compatible import gun for $145. They say
it uses all Tweco compatible parts and consumables.

i


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Default Can this welding gun be fixed?

"Snag" wrote in message
...
Ignoramus9930 wrote:
On 2011-04-12, Steve B wrote:

"Ignoramus9930" wrote in message
...
https://picasaweb.google.com/lh/phot...eat=directlink

This is an original Lincoln gun, but it is seriously busted.

I wonder if it is fixable or not or I should just get a replacement.

i

Get a new one. And the new Lincoln's aren't so good with all the
plastic. I like Tweco, but it has been a looooooooong time since
I've bought one.


Thanks

Steve, do you know if I can use fluxcore wire in a MIG gun that was
designed for welding with inert gun?

Or do I need two guns, one for welding with inert gas, and another gun
for fluxcore?

i


I use the same gun for both with my little Lincoln . Just change tips if
the wire size is different , and there's a slimmer hood for use with the
fluxcore wire . Don't forget to change the polarity too .


You know, my little China Store welder has a switch on the front panel for
polarity. I always use it with flux wire anymore. Usually in the field
where I need to do something like weld a handle on a steel gate.

My big fancy Miller I have to open up and swap the cables. (Since I always
use inert gas with it I don't but...)

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Default Can this welding gun be fixed?


"Ignoramus9930"
wrote in
message
...
https://picasaweb.google.com/lh/phot...eat=directlink

This is an original Lincoln gun, but it is
seriously busted.

I wonder if it is fixable or not or I should
just get a replacement.


The gun in the photo is strictly for self shielded
innershield
wire, nothing whatsever to do with shielding gas.
The nozzle
has been rotated for convenience. New liners are
available.
phil k.



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Default Can this welding gun be fixed?

On 2011-04-12, lid wrote:
On Mon, 11 Apr 2011 21:09:17 -0700, Bob La Londe
wrote:

On 4/11/2011 9:00 PM, Ignoramus9930 wrote:
On 2011-04-12, Steve wrote:


Steve, do you know if I can use fluxcore wire in a MIG gun that was
designed for welding with inert gun?

Or do I need two guns, one for welding with inert gas, and another gun
for fluxcore?

i


I don't see why you would need two guns. My little chinese welder does
flux core just fine, but it also has a hose out the back to hook up a
flow regulator for inert gas. I don't use flux core in my Miller and
the gun is very similar. Ask Ernie over in the welding group to be
sure, but I don't know of any problem. Just might want to have some
spare hoods as they get all crudded up. Spare tips too. I would not
use a regular gun for aluminum though. Hacks like me use a spool gun,
and serious outfits will use a push pull gun. Of course they will also
have a fancy pulser and other cool things I can't afford.


Ig: you can use the same gun for both flux cored and solid wire
welding. If you then switch to aluminum, keep and install a separate
gun liner for that. The steel wires will leave oils and dust inside
the liner that the aluminum wire will pick up. This will make a total
mess when welding aluminum. The key to MIG welding aluminum is CLEAN.
Any source of dirt will lead to problems. It is best to wash the
aluminum base metal in solvent before welding it. Usually
trichloroethane, which is pretty nasty stuff.
Dave


Dave, I had nothing but headaches from welding aluminum, and am not
even considering using this LN-25 for that purpose. I want steel
only. I bought a tweco compatible import gun this morning.

My plan was to fix up this LN-25. It seems to work fine, as far as
contactor, feed mechanism, etc are concerned, and just needs a gun.

Then, with a new gun and in a working conition, I may try to sell it
together with the SA-200 that I am fixing.

i
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Default Can this welding gun be fixed?


"Ignoramus9930" wrote in message
...
On 2011-04-12, Steve B wrote:

"Ignoramus9930" wrote in message
...
https://picasaweb.google.com/lh/phot...eat=directlink

This is an original Lincoln gun, but it is seriously busted.

I wonder if it is fixable or not or I should just get a replacement.

i


Get a new one. And the new Lincoln's aren't so good with all the
plastic.
I like Tweco, but it has been a looooooooong time since I've bought one.


Thanks

Steve, do you know if I can use fluxcore wire in a MIG gun that was
designed for welding with inert gun?

Or do I need two guns, one for welding with inert gas, and another gun
for fluxcore?

i


One gun. Just turn off the gas, or if you can figure out the circuitry,
turn off the solenoid switch for FCAW. Inert gas can be used for FCAW,
also, depending on the metal to be welded.

Steve


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Default Can this welding gun be fixed?


"Ignoramus30916" wrote in message
...
On 2011-04-12, lid wrote:
On Mon, 11 Apr 2011 21:09:17 -0700, Bob La Londe
wrote:

On 4/11/2011 9:00 PM, Ignoramus9930 wrote:
On 2011-04-12, Steve wrote:


Steve, do you know if I can use fluxcore wire in a MIG gun that was
designed for welding with inert gun?

Or do I need two guns, one for welding with inert gas, and another gun
for fluxcore?

i

I don't see why you would need two guns. My little chinese welder does
flux core just fine, but it also has a hose out the back to hook up a
flow regulator for inert gas. I don't use flux core in my Miller and
the gun is very similar. Ask Ernie over in the welding group to be
sure, but I don't know of any problem. Just might want to have some
spare hoods as they get all crudded up. Spare tips too. I would not
use a regular gun for aluminum though. Hacks like me use a spool gun,
and serious outfits will use a push pull gun. Of course they will also
have a fancy pulser and other cool things I can't afford.


Ig: you can use the same gun for both flux cored and solid wire
welding. If you then switch to aluminum, keep and install a separate
gun liner for that. The steel wires will leave oils and dust inside
the liner that the aluminum wire will pick up. This will make a total
mess when welding aluminum. The key to MIG welding aluminum is CLEAN.
Any source of dirt will lead to problems. It is best to wash the
aluminum base metal in solvent before welding it. Usually
trichloroethane, which is pretty nasty stuff.
Dave


Dave, I had nothing but headaches from welding aluminum, and am not
even considering using this LN-25 for that purpose. I want steel
only. I bought a tweco compatible import gun this morning.

My plan was to fix up this LN-25. It seems to work fine, as far as
contactor, feed mechanism, etc are concerned, and just needs a gun.

Then, with a new gun and in a working conition, I may try to sell it
together with the SA-200 that I am fixing.

i


Do not expect the 110 on the SA200 to drive much more than a grinder.

Steve




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"Ignoramus30916" wrote in message
...
On 2011-04-12, Snag wrote:
Ignoramus9930 wrote:
On 2011-04-12, Steve B wrote:

"Ignoramus9930" wrote in message
...
https://picasaweb.google.com/lh/phot...eat=directlink

This is an original Lincoln gun, but it is seriously busted.

I wonder if it is fixable or not or I should just get a replacement.

i

Get a new one. And the new Lincoln's aren't so good with all the
plastic. I like Tweco, but it has been a looooooooong time since
I've bought one.

Thanks

Steve, do you know if I can use fluxcore wire in a MIG gun that was
designed for welding with inert gun?

Or do I need two guns, one for welding with inert gas, and another gun
for fluxcore?

i


I use the same gun for both with my little Lincoln . Just change tips
if
the wire size is different , and there's a slimmer hood for use with the
fluxcore wire . Don't forget to change the polarity too .


OK, thanks. I bought a tweco compatible import gun for $145. They say
it uses all Tweco compatible parts and consumables.

i


That ain't bad. In the 80's, they were $120. I hope they don't find out
about it, and raise the price.

Steve

Heart surgery pending?
www.cabgbypasssurgery.com
Heart Surgery Survival Guide
ISBN: 978-1-935018-41-4


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Default Can this welding gun be fixed?


You can blow the liners out with an air hose when they eventually
collect some metal dust in them. DONOT screw the retention hex head
screw on the wire feed liner down too tightly. This will crush your
liner and result in feed problems. But, it also must be tight enough
to keep the liner in place.


BUY THE .045" LINER. THEY DO NOT CRUD UP AS FAST.

Caps intentional, because this is a real money saver. They will run any
wire that's smaller, just use a different tip.

Steve

Heart surgery pending?
www.cabgbypasssurgery.com
Heart Surgery Survival Guide
ISBN: 978-1-935018-41-4



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Default Can this welding gun be fixed?

On 2011-04-12, Steve B wrote:

"Ignoramus30916" wrote in message
...
On 2011-04-12, lid wrote:
On Mon, 11 Apr 2011 21:09:17 -0700, Bob La Londe
wrote:

On 4/11/2011 9:00 PM, Ignoramus9930 wrote:
On 2011-04-12, Steve wrote:

Steve, do you know if I can use fluxcore wire in a MIG gun that was
designed for welding with inert gun?

Or do I need two guns, one for welding with inert gas, and another gun
for fluxcore?

i

I don't see why you would need two guns. My little chinese welder does
flux core just fine, but it also has a hose out the back to hook up a
flow regulator for inert gas. I don't use flux core in my Miller and
the gun is very similar. Ask Ernie over in the welding group to be
sure, but I don't know of any problem. Just might want to have some
spare hoods as they get all crudded up. Spare tips too. I would not
use a regular gun for aluminum though. Hacks like me use a spool gun,
and serious outfits will use a push pull gun. Of course they will also
have a fancy pulser and other cool things I can't afford.


Ig: you can use the same gun for both flux cored and solid wire
welding. If you then switch to aluminum, keep and install a separate
gun liner for that. The steel wires will leave oils and dust inside
the liner that the aluminum wire will pick up. This will make a total
mess when welding aluminum. The key to MIG welding aluminum is CLEAN.
Any source of dirt will lead to problems. It is best to wash the
aluminum base metal in solvent before welding it. Usually
trichloroethane, which is pretty nasty stuff.
Dave


Dave, I had nothing but headaches from welding aluminum, and am not
even considering using this LN-25 for that purpose. I want steel
only. I bought a tweco compatible import gun this morning.

My plan was to fix up this LN-25. It seems to work fine, as far as
contactor, feed mechanism, etc are concerned, and just needs a gun.

Then, with a new gun and in a working conition, I may try to sell it
together with the SA-200 that I am fixing.

i


Do not expect the 110 on the SA200 to drive much more than a grinder.


I agree with that. This LN-25 wirefeed is across-the-arc powered, and
runs from welding DC.

i
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On 2011-04-12, Ignoramus30916 wrote:
On 2011-04-12, Snag wrote:
Ignoramus9930 wrote:
On 2011-04-12, Steve B wrote:

"Ignoramus9930" wrote in message
...
https://picasaweb.google.com/lh/phot...eat=directlink

This is an original Lincoln gun, but it is seriously busted.

I wonder if it is fixable or not or I should just get a replacement.

i

Get a new one. And the new Lincoln's aren't so good with all the
plastic. I like Tweco, but it has been a looooooooong time since
I've bought one.

Thanks

Steve, do you know if I can use fluxcore wire in a MIG gun that was
designed for welding with inert gun?

Or do I need two guns, one for welding with inert gas, and another gun
for fluxcore?

i


I use the same gun for both with my little Lincoln . Just change tips if
the wire size is different , and there's a slimmer hood for use with the
fluxcore wire . Don't forget to change the polarity too .


OK, thanks. I bought a tweco compatible import gun for $145. They say
it uses all Tweco compatible parts and consumables.

i


Actually, the gun arrived today and it is MADE IN USA

i
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