Lincoln Electric 3200HD Operation, General Description, Design Features, Recommended Processes

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OPERATION

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Read entire operation section before operating the WELD-PAK 3200HD.

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.

GENERAL DESCRIPTION

The WELD-PAK 3200HD is a complete semiautomatic constant-voltage DC wire feeder / power source arc welder. It has been designed for workshop, hobby, automotive and light maintenance. Included is a tap- switch controlled, single phase constant voltage trans- former / rectifier power source and a wire feeder weld- ing gun for feeding .023 - .025” (0.6 mm) through

.030” (0.8 mm) solid steel electrode and .035” (0.9 mm) Innershield® NR-211-MP flux-cored wire.

The WELD-PAK 3200HD is ideally suited for individu- als having access to 120 volt AC input power, and wanting the ease of use, quality and dependability of both gas metal arc welding or GMAW (also known as MIG welding) and the Innershield electrode process (self shielded flux cored or FCAW). The WELD-PAK 3200HD is a rugged and reliable machine that has been designed for dependable service and long life.

RECOMMENDED PROCESSES

The WELD-PAK 3200HD can be used for welding mild steel using the Gas Metal Arc Welding (GMAW or MIG, Metal Inert Gas) single pass process, which requires a supply of shielding gas, or the flux-cored arc welding (FCAW) process using Innershield® elec- trode wire. The WELD-PAK 3200HD is configured for use with the FCAW process as delivered from the fac- tory.

OPERATIONAL CONTROLS

The WELD-PAK 3200HD has the following controls as standard: Control Power ON/OFF Switch, Voltage Control, Wire Speed Control, Trigger Switch, and a Circuit Breaker. With the optional Spot/Stitch Timer Kit installed, the following controls are also included: Mode switch and Time Control.

DESIGN FEATURES

Operates on 120 volt input — no special wiring required.

“Cold electrode” until gun trigger is pressed for an added measure of safety.

Overload protection — incorporates both a thermo- stat and a circuit breaker.

Quality wire drive with electronic overload protec- tion.

“Quick Release” idle roll pressure arm is easily adjusted.

Reversible, dual groove drive roll. Drive roll will feed .023 – .025” (0.6 mm) and .030" - .035" (0.8 - 0.9 mm) diameter wire.

WELD-PAK 3200HD

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Contents WELD-PAK 3200HD California Proposition 65 Warnings SafetyElectric Shock can kill Iii Welding Sparks can cause fire or explosionSûreté Pour Soudage a L’Arc Précautions DE SûretéPlease Examine Carton and Equipment For Damage Immediately Thank YouMaster Table of Contents for ALL Sections Technical Specifications WELD-PAK 3200HD InstallationSafety Precautions Identify and Locate ComponentsElectric Shock can kill Stacking Work Clamp InstallationSelect Suitable Location Output ConnectionsGAS Connection GUN InstallationWork Cable Installation Connecting Gun Cable to the WELD-PAKFigure A.5 Input Connections Code Requirements for Input ConnectionsRequirements For Rated Output Figure A.7 WELD-PAK 3200HD Undercarriage AssemblyRecommended Processes Design FeaturesOperation General DescriptionControls and Settings Welding CapabilityLimitations Wire Loading Welding OperationsSequence of Operation Wire Threading Friction Brake AdjustmentCleaning Tip And Nozzle Process GuidelinesMaking a Weld Changing Machine Over to Feed Other Wire Sizes Welding with Gmaw MIGOverload Protection SELF-SHIELDED Fcaw Welding ARC Learning to WeldLearning to Weld ARC-WELDING CircuitProcess Selection Gmaw MIG Welding ARCFor Fcaw Innershield Process Common MetalsJoint Types and Positions For Gmaw MIG ProcessWelding 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 WeldingCorrect Welding Speed Correct Electrical Stickout ESOPractice Helpful HintsWelding Techniques for the Gmaw MIG Process Machine SET UP for the Gmaw MIG ProcessFor the WELD-PAK 3200HD, use the following 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- tanceProper Gun Handling Application Chart Accessories Optional AccessoriesK586-1 Deluxe Adjustable Gas Regulator Hose Kit Replacement Parts Maintenance Maintenance Safety PrecautionsRoutine Maintenance Contact Tip Cable Liner Drive Roll GUN and Cable MaintenanceConfiguration of Components in Wire Feeding System For Magnum 100L GUNComponent Replacement Procedures Changing the Contact TIPChanging Drive Roll Changing Liner GUN Handle PartsLiner trim length HOW to USE Troubleshooting Guide TroubleshootingRecommended Course of Action Problems Possible Areas Symptoms MisadjustmentsFacility Contact your local Lincoln Authorized Field ServiceWelding Problems WELD-PAK 3200HD Wiring Diagram DiagramsWELD-PAK 3200HD $700.00 How To Read Shop DrawingsNew Lessons in Arc Welding Need Welding Training?Precaucion Warnung