Lincoln Electric MAGNUM 250 LX User manual

Contact Tip Storage - Keeps spare tips conveniently located at
your fingertips.
Fixed Spool Brake with Independent Wire Leveler – Prevents
wire tangles with no adjustments to fuss with.
Multi-turn wire speed adjustment – Adjusts wire speed remotely
at the gun with fine resolution.
Sure grip handle – Unique shape comfortably fits the hand and
provides a secure grip for this lightweight balanced gun.
Standard Magnum Expendable Parts – Shares the same contact
tips and nozzles as the Magnum 300 gun reducing the amount
of parts needed.
Replaceable Barrel – Makes replacement easy and will easily
change over to future curved barrels.
Large covered drive roll compartment – Opens easy and wide
providing a large space to make threading wire simple.
Tool-less Drive Roll Tension – Large thumbscrew makes fine
adjustment of drive roll pressure effortless. Set screw allows for
coarser adjustment if needed for steel.
Magnum®250LX™
Spool Gun
ACCESSORIES
24
VDC
The Magnum 250LX spool gun is a professional grade solution for feeding small
spools of aluminum and steel wire. Featuring a 1 year warranty and a 280A 60%
duty cycle rating, the Magnum 250LX is a combination of durability and perform-
ance. The gun is well balanced and lightweight, and the unique oval shaped handle
with finger ribs ensures both comfort and a sure grip. The Magnum 250LX is an
ideal complement to the Power MIG 350MP and the Power MIG 255C.
Publication E12.25 3/06
www.lincolnelectric.com
TECHNICAL SPECIFICATIONS
Rated Output Wire Feed Wire Size Dimension
Product Product Input Current/Duty Speed Range Range HxWxD Net Weight
Name Number Power Cycle ipm (m/min) Inches (mm) Inches (mm) Lbs. (kg)
Magnum 250LX K2490-1 24V DC CO2:300A/60% 50-800 .025 – 3/64 10.5 x 3.0 x 15.5 3 lbs.(1)
Spool Gun Ar: 280A/60% (1.3 – 20.3) (0.6 - 1.2) (266 x 76 x 394) (1.36 kg)
Ar: 200A/100%
Output
Input
MIG, Pulsed
Processes
Advantage Lincoln
(1) Excludes Cable.
E
A
B
C
D
F
E
D
C
B
G
H
F
A
G
H

A CLOSER LOOK
EXPENDABLE PARTS
Contact Tips:
.025" (0.6 mm) Contact Tip (Steel) KP14-23
.030" (0.8 mm) Contact Tip (Steel or Aluminum) KP14-30
.035 '(0.9 mm) Contact Tip (Steel or Aluminum, Heavy Duty) KP14H-35(1)
3/64A" (1.2 mm) Contact Tip (Aluminum) KP14A-364
3/64A" (1.2 mm) Contact Tip (Aluminum, Heavy Duty) KP14AH-364(1)
Gas Diffuser KP52FN(1)
Fixed Nozzles:
3/8” (9.5 mm) Gas Nozzle (Recessed) KP23-37
1/2” (12.7 mm) Gas Nozzle (Recessed) KP23-50(1)
5/8” (15.8 mm) Gas Nozzle (Recessed) KP23-62
3/4" (19.1 mm) Gas Nozzle (Recessed) KP23-75
3/8” (9.5 mm) Gas Nozzle (Flush) KP23-37F
1/2” (12.7 mm) Gas Nozzle (Flush) KP23-50F
5/8” (15.8 mm) Gas Nozzle (Flush) KP23-62F
3/4" (19.1 mm) Gas Nozzle (Flush) KP23-75F
Drive Rolls:
.025 / .035" (0.6/0.9 mm) Drive Roll (Steel) KP2518-1
.030-.035 / 3/64" (0.8-0.9 / 1.2 mm) Drive Roll (Aluminum) KP2518-2(1)
Barrel Liner KP2521-1(1)
(1)Included with gun.
Description Order Number
THE LINCOLN ELECTRIC COMPANY
22801 St. Clair Ave., Cleveland, OH 44117-1199 • 216.481.8100 • www.lincolnelectric.com
CUSTOMER ASSISTANCE POLICY
The business of The Lincoln Electric Company is manufacturing and selling high quality welding equipment, consumables, and cutting equipment. Our challenge is to meet the needs of our customers and to exceed their expectations. On occasion, purchasers may ask Lincoln
Electric for advice or information about their use of our products. We respond to our customers based on the best information in our possession at that time. Lincoln Electric is not in a position to warrant or guarantee such advice, and assumes no liability, with respect to such
information or advice. We expressly disclaim any warranty of any kind, including any warranty of fitness for any customer’s particular purpose, with respect to such information or advice. As a matter of practical consideration, we also cannot assume any responsibility for updating
or correcting any such information or advice once it has been given, nor does the provision of information or advice create, expand or alter any warranty with respect to the sale of our products.
Lincoln Electric is a responsive manufacturer, but the selection and use of specific products sold by Lincoln Electric is solely within the control of, and remains the sole responsibility of the customer. Many variables beyond the control of Lincoln Electric affect the results obtained
in applying these types of fabrication methods and service requirements.
Subject to Change – This information is accurate to the best of our knowledge at the time of printing. Please refer to www.lincolnelectric.com for any updated information.
FEATURES
•Lightweight and well-balanced.
•Standard 25 ft. (7.5 m) cable with 7-pin MS-type connector.
•See-through spool enables quick visual checks of the wire
supply.
•One each .035" and 3/64" (0.9 and 1.2 mm) contact tips are
included with gun.
•Feeds .025" and .035” (0.6 and 0.9 mm) steel electrode with
optional drive roll.
•Recommended only for use with these power sources:
Power MIG 255C and 350MP (Power MIG 255 with spool
gun adapter).
•1Year Warranty.
GENERAL OPTIONS
Control Cable Extension
Extend your spool gun reach with a
25 ft. (7.5 m) control cable extension.
Features a 7-pin female MS-type
connector on the spool gun end and
a 7-pin male MS-type connector on
the power source end.
Order K2519-1
WHAT'S INCLUDED
•K2490-1 Magnum 250LX Spool Gun.
•KP14H-35 .035" (0.9 mm) steel or aluminum contact tip, qty 1.
•KP14AH-364 3/64" (1.2 mm) aluminum contact tip, qty 1.
•KP52FN fixed nozzle gas diffuser for .025-3/64" (0.6-1.2 mm)
wire, qty 1.
• KP23-50 1/2" recessed gas nozzle, qty 1.
• KP2518-2 aluminum drive roll for .030-.035 / 3/64"
(0.8-0.9 / 1.2 mm) wire, qty 1.
• KP2521-1 barrel liner, qty 1.
GENERAL OPTIONS
Spool Gun Adapter Kit
Enables the Power MIG 255
wire feeder welder to accept the
K2490-1 Magnum 250LX, K487-
25 Magnum SG Spool Gun or a
Prince XL Spool Gun. Includes
K1738-1 Spool Gun holder.
Note: Power MIG 255C does
not require adapter.
Order K2310-1
HANDLE
TRIGGER
DRIVE
ROLL
WIRE SPEED
CONTROL
7 PIN CONTROL
PLUG FOR TRIG-
GER, WIRE SPEED
MOTOR
GAS HOSE
POWER CABLE
CABLE
ASSSEMBLY
ELECTRODE WIRE
SPOOL COVER
PRESSURE
ROLLER
NECK
GAS
DIFFUSER
CONTACT TIP
GAS NOZZLE
DRIVE ROLL
RELEASE
LEVER
GAS HOSE AND
5/8 FITTING
+ POSITIVE
CABLE AND STUD
7 PIN
SPOOL GUN
RECEPTACLE