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MAGNUM & MAGNUM PRO CURVE 200
GMA GUN and CABLE ASSEMBLY
Safety Depends on You
Lincoln arc welding and cutting
equipment is designed and built
with safety in mind. However,
your overall safety can be
increased by proper installation
... and thoughtful operation on
your part. DO NOT INSTALL,
OPERATE OR REPAIR THIS
EQUIPMENT WITHOUT READ-
ING THIS MANUAL AND THE
SAFETY PRECAUTIONS CON-
TAINED THROUGHOUT. And,
most importantly, think before
you act and be careful.
• Sales and Service through Subsidiaries and Distributors Worldwide •
Cleveland, Ohio 44117-1199 U.S.A. TEL: 216.481.8100 FAX: 216.486.1751 WEB SITE: www.lincolnelectric.com
RETURN TO MAIN MENU
®
®
K497
Models
K2950
OPERATOR'S MANUAL
• World's Leader in Welding and Cutting Products •
MAGNUM
MAGNUM PRO CURVE
Copyright © Lincoln Global Inc.
IM434-C
November, 2010
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Related Manuals for Lincoln Electric MAGNUM &MAGNUM PROCURVE 200 K497
Summary of Contents for Lincoln Electric MAGNUM &MAGNUM PROCURVE 200 K497
- Page 1 ® MAGNUM & MAGNUM PRO CURVE 200 GMA GUN and CABLE ASSEMBLY Safety Depends on You Lincoln arc welding and cutting equipment is designed and built with safety in mind. However, your overall safety can be increased by proper installation ...
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Page 2: California Proposition 65 Warnings
351040, Miami, Florida 33135 or CSA Standard W117.2-1974. A Free copy of “Arc Welding Safety” booklet E205 is available from the Lincoln Electric Company, 22801 St. Clair Avenue, Cleveland, Ohio 44117-1199. bE SURE THAT ALL INSTALLATION, OPERATION, MAINTENANCE AND REPAIR PROCEDURES ARE PERFORMED ONLY bY QUALIFIED INDIVIDUALS. - Page 3 SAFETY...
- Page 4 SAFETY...
- Page 5 PRÉCAUTIONS DE SÛRETÉ Pour votre propre protection lire et observer toutes les instructions et les précautions de sûreté specifiques qui parraissent dans ce manuel aussi bien que les précautions de sûreté générales suiv- antes: Sûreté Pour Soudage A L’Arc 1. Protegez-vous contre la secousse électrique: a.
- Page 6 Electric for advice or information about their use of our products. We respond to our customers based on the best information in our posses- sion at that time. Lincoln Electric is not in a position to warrant or guarantee such advice, and assumes no liability, with respect to such infor- mation or advice.
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Page 7: Table Of Contents
Installation ...Section A Safety Precautions ...A-1 Connector Kit Installation to Gun Cable...A-1 K466-1...A-1 K466-2...A-1 K466-3...A-1 K466-4...A-1 K466-5 ...A-1,A-2 Liner Installation...A-2 Contact Tip and Gas Nozzle Installation...A-3 Connector to Feeder...A-3 Connection to Lincoln Feeders ...A-3 Connection to Adapter Feeders ...A-3 Connection to Miller feeders ...A-3 Connection to Hobart feeders ...A-3 Connection to L-Tec feeders...A-4 ________________________________________________________________________________... -
Page 8: Installation
Read this entire installation section before you start installation. SAFETY PRECAUTIONS WARNING ELECTRIC SHOCK • Have an electrician install and ser- vice this equipment. • Turn the input power off at the fuse box before working on equipment. • Do not touch electrically hot parts. •... -
Page 9: Liner Installation
c. For L-Tec machines that require lead connections to made at a terminal strip located within the machine (L-Tec 225), a gun control cable with forked terminals is provided. Connect the terminated leads to the terminal strip. For a machine that requires a twist-lock gun control cable connections, continue to use the L-Tec gun control cable provided with the L-Tec wire feeder connector assembly. -
Page 10: Contact Tip And Gas Nozzle Installation
L I N E R T R I M D I F F U S E R L E N G T H 9 / 1 6 ” ( 1 4 . 3 m m ) G U N T U B E A S S E M B L Y T I G H T A G A I N S T B R A S S C A B L E C O N N E C T O R ) G U N H A N D L E G A S V E N T E D H O L E... -
Page 11: Connection To Adapter Feeders
Connection to Adapted Feeders Gun cable assemblies which were assembled with a K466-2 Connector Kit will connect easily to any properly adapted feeder. a. Check that the adapter and feeder outgoing guide, as well as the drive roll, are appropriate for the electrode size being used. -
Page 12: Operation
Read and understand this entire section before operating your machine. SAFETY PRECAUTIONS WARNING ELECTRIC SHOCK can kill. • Do not touch electrically live parts such as output terminals or internal wiring. • Insulate yourself from the work and ground. • Always wear dry insulating gloves. FUMES AND GASES can be dangerous. -
Page 13: Electrodes And Equipment
200 AMPS AT 60% DUTY CYCLE WITH CO 150 AMPS AT 60% DUTY CYCLE WITH MIXED GAS Description Contact Tips Product Cable Wire Size Heavy Number Length(m) in. (mm) Duty 15 ft. .035 (0.9) KP2744-035 K2950-2-10-45 (4.5) .045 (1.2) KP2744-045 K2950-2 15 ft. -
Page 14: Maintenance
LINER REMOVAL AND REPLACEMENT NOTICE: The variation in cable lengths prevents the inter- changeability of liners. Once a liner has been cut for a partic- ular gun, it should not be installed in another gun, unless it can meet the liner cut off length requirement. Liners are shipped with the jacket of the liner extended the proper amount. - Page 15 NOTE: The cable contains three control leads. Any two control leads can be used, provided the two color used are the same at both ends. The extra lead is a spare that can be used if one of the other leads breaks g.
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Page 16: Wire Feeder End Repair
Wire Feeder End Repair (Requires 2 S19492-1 Terminals) a. Remove the cable liner per Removal, Installation, and Trimming Instructions in this section. b. Remove the feeder end connector, molded gas plug (or barbed fitting), cable handle nut, plastic tailpiece and connector cover (see Figure D.4). NOTE: In order to remove the cable handle nut, the tail of the connector cover must be depressed and the cable handle nut rotated 1/4 inch turn counter-... -
Page 17: Troubleshooting
HOW TO USE TROUbLESHOOTING GUIDE Service and Repair should only be performed by Lincoln Electric Factory Trained Personnel. Unauthorized repairs performed on this equipment may result in danger to the technician and machine operator and will invalidate your factory warranty. For your safety and to avoid Electrical Shock, please observe all safety notes and precautions detailed throughout this manual. - Page 18 Observe all Safety Guidelines detailed throughout this manual PRObLEMS (SYMPTOMS) Drive rolls turn, but wire will not feed of wire feeding is rough Variable or “hunting” arc Poor arc striking with sticking or “blast-off”, weld porosity, narrow and ropy looking bead, or electrode stubbing into plate while welding Tip seizes in diffuser...
- Page 19 WARNING Spanish AVISO DE PRECAUCION French ATTENTION German WARNUNG Portuguese ATENÇÃO Japanese Chinese Korean Arabic...
- Page 20 Spanish PRECAUCION French ATTENTION German WARNUNG Portuguese Japanese Chinese Korean Arabic WARNING AVISO DE ATENÇÃO...
- Page 21 • World's Leader in Welding and Cutting Products • • Sales and Service through Subsidiaries and Distributors Worldwide • Cleveland, Ohio 44117-1199 U.S.A. TEL: 216.481.8100 FAX: 216.486.1751 WEB SITE: www.lincolnelectric.com...