Lincoln Electric 350, 550 manual Select and Install GUN Consumable Parts, KP Nos. for Gun Model

Page 12
Both
550
amp
KP2745-035KP2745-035-B100KP2745-045KP2745-045-B100KP2745-052KP2745-052-B100KP2745-116KP2745-116-B100
KP2745-564KP2745-564-B100KP2745-332KP2745-332-B100

A-5

INSTALLATION

A-5

 

 

 

SELECT AND INSTALL GUN CONSUMABLE PARTS

1. LINER ASSEMBLY

 

 

 

 

 

 

TABLE A.2

 

 

 

KP Nos. for Gun Model

 

Wire Diameter

350 amp

 

550 amp

0.035

 

KP44-3545-15

 

 

KP45-3545-15

 

 

0.045

 

KP44-3545-15

 

KP45-3545-15

 

 

0.052

 

KP44-116-15

 

KP45-116-15

 

 

1/16

 

KP44-116-15

 

 

KP45-116-15

 

 

5/64

 

none

 

 

KP45H-332-15

 

 

3/32

 

none

 

 

KP45H-332-15

 

Note that the Magnum Pro 350 and 550 amp fume guns use the same liner assemblies as the Magnum 300 and 550 MIG gun products, respectively.

2.CONTACT TIP (See Figure A.5)

TABLE A.3

KP Numbers

Gun Wire 10-piece pack 100-piece pack Model Diameter

0.035

0.045

0.052

1/16

5/64

3/32

3.GAS DIFFUSER, CONTACT TIP AND GAS DIFFUSER

Figure A.5

4.FUME COLLECTION NOZZLE (See Figure A.6)

Figure A.6

Select the fume collection nozzle to match the weld- ing process.

Twist counter clockwise to begin removing the fume collection nozzle (right-hand thread convention).

Pull to finish removing the fume collection nozzle. Install nozzle by pushing then twisting clockwise. Do not over-tighten the nozzle.

PERIODIC REPLACEMENT PARTS

Gun tube assembly

KP2738-1

Fume tube assembly

KP2739-1

Vacuum hose cover

KP2736-1

Liner assemblies

See Table A.2

MAGNUM™ PRO 350 and 550 FUME GUNS

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Contents IM990 Safety California Proposition 65 WarningsElectric Shock can kill Welding and Cutting Sparks can Cause fire or explosion IiiPrécautions DE Sûreté Sûreté Pour Soudage a LʼArcThank You Table of Contents Installation Technical Specifications Magnum PRO Fume GunsMagnum PRO 350 and 550 Fume Guns Unpacking the Fume GUN Feeder END Figure A.2, Items 1 thruFeeder END Figure A.4, Items 1 thru Safety Precautions Compatibility of Welding Machines and Wire FeedersPrepare the Welding Machine and Wire Feeder as follows Preparing the Fume GUN for WeldingSelect and Install a Wire Feeder Connection K KIT Kit No. for Gun ModelSelect and Install GUN Consumable Parts Wire Diameter 350 amp 550 ampKP Nos. for Gun Model Connect the GUN to the Wire Feeder Removing the Fume Tube Assembly See figure A.7Connect the GUN to the Fume Collection System Operation Product DescriptionSelecting or Changing Trigger Position See Figure B.1Load Specified Wire Into the GUN Welding Also See Installation SectionPrepare the Fume GUN for Make the WeldAccessories Accessories or OptionsMaintenance Routine Cleaning InspectionsGAS Diffuser Replacement Liner Assembly Cleaning or ReplacementTrigger and Accessory Switch Lead Routings Gun Handle, See Figure D.1GUN Tube Replacement Trigger Assembly ReplacementGUN Cable Assembly Replacement Assembly Cleaning or ReplacementMaintenance Troubleshooting HOW to USE Troubleshooting GuideProblems Path Unkinked wire emerges Poor fume extraction Possible Areas Recommended Symptoms Possible Recommended Symptoms Cause Course of Action Magnum PRO 350 and 550 Fume Guns Magnum PRO 350 and 550 Fume Guns Precaucion Aviso DE
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