Lincoln Electric 350, 550 manual Operation, Product Description

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B-1

OPERATION

B-1

SAFETY PRECAUTIONS

Read and understand this entire section before operat- ing the machine.

WARNING

ELECTRIC SHOCK can kill.

Do not touch electrically live parts or electrode with skin or wet cloth- ing.

Insulate yourself from work and ground.

Always wear dry insulating gloves.

Read and follow “Electric Shock Warnings” in the Safety section if weld- ing must be performed under electrical- ly hazardous conditions such as weld- ing in wet areas or on or in the work- piece.

FUMES AND GASES can be dangerous.

• Keep your head out of fumes.

• Use ventilation or exhaust to remove fumes from breathing zone.

WELDING SPARKS can cause fire or explosion

Keep flammable material away.

Do not weld on containers that have held combustibles.

ARC RAYS can burn.

• Wear eye, ear and body protection.

Observe additional Safety Guidelines detailed in the beginning of this manual.

PRODUCT DESCRIPTION

Reliable, industrial-quality welding gun primarily for experienced welders.

In a few seconds the trigger may be rotated 180 degrees to a trigger “up” or “down” position by the welding operator. Neither tools nor gun disassembly is required.

GMAW or FCAW fume collection nozzles may be selected for fume collection. They can be easily and quickly installed or removed by hand. The design tol- erates dirt accumulation and heat without seizing in place.

Optional dual-procedure switch and modular trigger connection to wire feeder.

Spoiler: An optional ergonomic hand grip.

Gun cable compactly integrates welding current, wire feeding, and gas supply with gun control functions.

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 Magnum PRO 350 and 550 Fume Guns InstallationTechnical Specifications Magnum PRO Fume Guns Feeder END Figure A.4, Items 1 thru Unpacking the Fume GUNFeeder END Figure A.2, Items 1 thru Prepare the Welding Machine and Wire Feeder as follows Safety PrecautionsCompatibility of Welding Machines and Wire Feeders Preparing the Fume GUN for WeldingSelect and Install a Wire Feeder Connection K KIT Kit No. for Gun ModelKP Nos. for Gun Model Select and Install GUN Consumable PartsWire Diameter 350 amp 550 amp Connect the GUN to the Fume Collection System Connect the GUN to the Wire FeederRemoving the Fume Tube Assembly See figure A.7 Operation Product DescriptionSelecting or Changing Trigger Position See Figure B.1Prepare the Fume GUN for Load Specified Wire Into the GUNWelding Also See Installation Section Make the WeldAccessories Accessories or OptionsGAS Diffuser Replacement MaintenanceRoutine Cleaning Inspections Liner Assembly Cleaning or ReplacementTrigger and Accessory Switch Lead Routings Gun Handle, See Figure D.1GUN Cable Assembly Replacement GUN Tube ReplacementTrigger 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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