Lincoln Electric 255XT - Manual

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Page 2 – PERFORMANCE; POWER MIG; A CLOSER LOOK; FEATURES; PROCESS CAPABILITIES; MIG; — The POWER MIG; Great For
Page 3 – Compare These Innovations – Make the Professional’s Choice
Page 4 – QUALITY AND RELIABILITY; Key Controls
Page 6 – THE MAGNUM; MAGNUM; Gun Tube Assembly; DRIVE ROLL KITS
Page 7 – RECOMMENDED OPTIONS; SG; GENERAL OPTIONS; when
Page 8 – T H E L I N C O L N E L E C T R I C C O M PA N Y; PRODUCT DESCRIPTION

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POWER MIG

. The Professional’s Choice

The POWER MIG

255XT sets the standard for MIG and flux-cored welding

in light industrial job shop fabrication, maintenance or repair work. Diamond

Core Technology

™

delivers a wide voltage sweet spot across the welding

range, low spatter levels and a forgiving arc on steel, stainless and

aluminum – even for demanding out-of-position work.

It’s Spool Gun Ready, so it’s fast and easy to tackle difficult aluminum

applications. Exclusive 115 volt auxiliary power means you can power lights,

grinders, and chargers right where you work! And, the MAXTRAC

drive

system with a patented Split Wire Guide system and tachometer feedback

ensures trouble-free wire delivery. Add the extra length 15 foot gun cable

and innovative convenience features and you begin to understand why the

POWER MIG

255XT is considered The Professional’s Choice

WIRE FEEDER/WELDERS

PHASE

Publication E7.54 7/08

www.lincolnelectric.com

Advantage Lincoln

Arc Performance:

• Diamond Core Technology

™

, a patented choke design, delivers:

- A forgiving arc, even with large stickout changes

- Excellent out-of-position arc action

- A wide voltage sweet spot at a given wire feed speed

- Low spatter

Superb Quality:

• MAXTRAC

cast aluminum industrial wire drive features dual

driven rolls, easy-turn numeric tension indicator, brass-to-brass

gun connections and Lincoln’s 100% wire-supporting split wire

guide system.

• Three-year warranty on parts and labor (90 days warranty on gun).

Professional Features:

• Digital meters display, preset voltage and wire feed speed, and

actual voltage and preset wire feed speed while welding.

• Generous 15 ft. (4.5 m) gun and cable assembly makes it easy to

reach your work.

• Spool Gun Ready – The POWER MIG

255XT has the electronics and

second gas solenoid built-in to drive either the Magnum

250LX

spool gun or the Magnum

SG spool gun.

• The most economic spool gun solution in the 250A category –

costing hundreds less.

• 115V auxiliary receptacle (208/230V model only) to power a grinder

or other auxiliary equipment in your work area.

• Free Timer Functions adds 4-step trigger interlock, spot mode,

adjustable run-in speed for smoother arc starting, and adjustable

burnback time to minimize wire sticking in puddle.

POWER MIG

255XT

Output

Input

(1)

Input current is at the rated output with the 115V auxiliary receptacle also drawing 15 amps.

TECHNICAL SPECIFICATIONS

Product

Name

Product

Number

Input Power

Rated Output

Current/Voltage/Duty Cycle

Input Current @

Rated Output

(1)

Output Range

Dimensions

H x W x D

inches (mm)

Net Weight

lbs. (kg)

POWER MIG

255XT

One-Pak

Spool Gun Pkg.

K2702-1

208/230/1/60

250A/26V/40%

56/52A

(1)

30-300 Amps

50-700 ipm WFS

(1.3-17.7 m/min)

Max. OCV: 40V

31.8 x 18.9 x 38.8

(808 x 408 x 985)

220

(100)

POWER MIG

255XT

Base Unit

K2701-1

208/230/1/60

250A/26V/40%

56/52A

(1)

30-300 Amps

50-700 ipm WFS

(1.3-17.7 m/min)

Max. OCV: 40V

K2701-2

230/460/575/1/60

50/24/19A

Processes
MIG, Flux-Cored

Spool Gun Capable

Medium Duty

Heavy Duty

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Summary

Page 2 - PERFORMANCE; POWER MIG; A CLOSER LOOK; FEATURES; PROCESS CAPABILITIES; MIG; — The POWER MIG; Great For

PERFORMANCE POWER MIG ® 255XT www.lincolnelectric.com [2] A CLOSER LOOK FEATURES PROCESS CAPABILITIES Electrode Electrode Shielding Minimum Maximum Process Wire Polarity Gas Thickness Thickness (1) MIG .025", .030", .035", .045" Mild Steel (0.6, 0.8, 0.9, 1.1 mm) DC+ 100% CO 2 or 24 ...

Page 3 - Compare These Innovations – Make the Professional’s Choice

POWER MIG ® 255XT www.lincolnelectric.com [3] A CLOSER LOOK FEATURES CONʼT. Easy Load Gas Cylinder Platform A Lockable storage compartment with tooltray stows your welding consumables andvaluable personal tools. B Built-in gun holder conveniently storeswelding gun. C Handy MIG Gun Expendables Chart....

Page 4 - QUALITY AND RELIABILITY; Key Controls

POWER MIG ® 255XT www.lincolnelectric.com [4] A CLOSER LOOK SPOOL GUN READY! The POWER MIG ® 255XT has built-in electronics to drive either a Magnum ® SG Spool Gun or a Magnum ® 250LX Spool Gun. In addition, a second gas solenoid is provided to supply and controlgas flow to the spool gun. Easy as 1-...