Operation

	OPERATION		B-1

Read entire Operation section before operating the SP-125 Plus.

WARNING

ELECTRIC SHOCK can kill.

•Do not touch electrically live parts or electrode with skin or wet clothing. Insulate yourself from work and ground.

•Always wear dry insulating gloves.

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 closed contain- ers.

ARC RAYS can burn eyes and skin.

• Wear eye, ear and body protec- tion.

Observe all safety information throughout this manual.

SP-125 PLUS

Page 15

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Lincoln Electric IM536-D manual Operation, Fumes and Gases can be dangerous, Welding Sparks can cause fire or explosion

Contents

SP-125 Plus California Proposition 65 Warnings Safety Electric Shock can kill Iii Welding Sparks can cause fire or explosion Sûreté Pour Soudage a L’Arc Précautions DE Sûreté Please Examine Carton and Equipment For Damage Immediately Thank You Table of Contents Vii Installation Safety Precautions Identify and Locate ComponentsElectric Shock can kill Stacking Work Clamp InstallationWork Cable Installation Select Suitable Location GUN Installation Connecting Gun Cable to the SP-125 PlusGAS Connection Input Connections Gas Solenoid Inlet Fitting Power Input Cable Requirements For CSA Rated Output Code Requirements for Input ConnectionsRequirements For Rated Output Requirements For Maximum Output Welding Sparks can cause fire or explosion Observe all safety information throughout this manualOperation Fumes and Gases can be dangerous Welding Capability Controls and SettingsDesign Features Advantages General Description Wire Loading Welding OperationsSequence of Operation Wire Threading Friction Brake Adjustments Making a Weld Shielding Gas Changing Machine Over to Feed Other Wire Sizes Cleaning Tip And NozzleProcess Guidelines Thermal Protection Wire Feed Overload ProtectionOverload Protection Output Overload SELF-SHIELDED Fcaw Welding ARC Learning to WeldLearning to Weld ARC-WELDING Circuit Gmaw MIG Welding ARC Process SelectionFor Gmaw MIG Process Butt Welds Common MetalsJoint Types and Positions For Fcaw Innershield Process Welding In The Vertical Position PenetrationFillet Welds Correct Welding Position Machine SET UP for the SELF-SHIELDED Fcaw ProcessWelding Techniques for the SELF- Shielded Fcaw Process Vertical-down Welding Correct Welding Speed Correct Electrical Stickout ESO Practice Helpful Hints Welding Techniques for the Gmaw MIG Process Machine SET UP for the Gmaw MIG Process Figure B.24 To Eliminate Stubbing* in order of importance Troubleshooting WeldsTo Eliminate a Ropy Convex Bead in order of importance To Correct Poor Penetration in order of impor- tance Proper Gun Handling Application Chart K586-1 Deluxe Adjustable Gas Regulator Hose Kit AccessoriesOptional Accessories K1799-1 Argon-Mixed Gas Adjustable Regulator and Hose Kit Innershield Fcaw Conversion Replacement Parts Routine and Periodic MAINTE- Nance MaintenanceMaintenance Safety Precautions Items Requiring no Maintenance Contact Tip Cable Liner Drive Roll GUN and Cable MaintenanceConfiguration of Components in Wire Feeding System For Magnum 100L GUN Changing Drive Roll Changing the Contact TIP Liner trim length for gun with red trigger Magnum 100L Changing Liner Figure D.3 SP-125 Plus GUN Handle Parts HOW to USE Troubleshooting Guide Troubleshooting Troubleshooting Guide Problems Possible Areas Symptoms MisadjustmentsRecommended Course of Action Feeding Problems Welding Problems SP-125 Plus Wiring Diagrams SP-125 Plus SP-125 Plus $700.00 How To Read Shop DrawingsNew Lessons in Arc Welding Need Welding Training? Precaucion Warnung

FUMES AND GASES can be dangerous.

WELDING SPARKS can cause fire or explosion.

ARC RAYS can burn eyes and skin.

Observe all safety information throughout this manual.