Miller Electric M-15 manual Common MIG Shielding Gases, Application, Flat & Horizontal1 Fillet

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6-16. Common MIG Shielding Gases

This is a general chart for common gases and where they are used. Many different combinations (mixtures) of shielding gases have been developed over the years. The most commonly used shielding gases are listed in the following table.

 

 

 

 

Application

 

 

 

 

 

 

 

 

Gas

 

Spray Arc Steel

Short Circuiting Steel

Short Circuiting

Short Circuiting

 

 

Stainless Steel

Aluminum

 

 

 

 

 

 

 

 

 

 

 

 

Argon

 

 

 

 

 

All Positions

 

 

 

 

 

 

 

Argon + 25% CO

2

Flat & Horizontal1 Fillet

All Positions

 

All Positions2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CO2

 

Flat & Horizontal1 Fillet

All Positions

 

 

 

 

 

 

 

 

 

 

Tri-Mix3

 

 

 

 

All Positions

 

1Globular Transfer

2Single Pass Welding Only

390% HE + 7-1/2% AR + 2-1/2% CO2

OM-1314 Page 32

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Contents OM-1314 ProcessesDescription From Miller to You Table of Contents Page Symbol Usage Marks a special safety messageArc Welding Hazards Electric Shock can killARC Rays can burn eyes and skin Welding can cause fire or explosionFlying Metal can injure eyes Buildup of GAS can injure or killPrincipal Safety Standards EMF Information About PacemakersSignification des symboles Consignes DE Securite Lire Avant UtilisationUN Choc É Lectrique peut tuer LES Fumé ES ET LES GAZ peuvent ê tre dangereuxLE Soudage peut provoquer un incendie ou une explosion DES Particules Volantes peuvent blesser les yeuxLE Bruit peut affecter l’ouïe Risque D’INCENDIE OU LA Chute DE L’APPAREIL peut blesser’EMPLOI Excessif peut DES Organes Mobiles peuvent provoquer des blessuresPrincipales normes de sé curité Information sur les champs é lectromagné tiquesConsignes relatives aux stimulateurs cardiaques Installation SpecificationsVolt-Ampere Curves Duty Cycle And Overheating OverheatingInstalling Work Clamp Installing Gas SupplyFollow wire manufacturer’s recommendation Electrical Service Guide Selecting a Location And Connecting Input PowerDo not move or operate unit Where it could tip Installing Wire Spool And Adjusting Hub Tension Standard Wire Spool Standard Wire ReelInstalling Drive Roll And Threading Welding Wire Operation Weld ParametersControls 14 ga 16 ga 18 ga 20 ga 22 gaMaintenance & Troubleshooting MaintenanceMonths Fuse F1Turn Off power before replacing contact tip Replacing Gun Contact TipUnicable Repair Cleaning Or Replacing Gun Liner Disconnect gun from unitTo Reassemble Gun Replacing Switch And/Or Head Tube Remove handle Remove switch housing. Note If installing newCleaning Or Repairing Drive Assembly Turn Off power before cleaning or repairing drive assemblyTroubleshooting Welding Trouble RemedyElectrical Diagram Circuit DiagramMIG Welding Gmaw Guidelines Typical MIG Process ConnectionsTypical MIG Process Control Settings Wire Recommendation Wire SpeedSelect Wire Size Select VoltageHolding And Positioning Welding Gun Conditions That Affect Weld Bead Shape Poor Weld Bead Characteristics Good Weld Bead CharacteristicsGun Movement During Welding Troubleshooting Excessive Spatter Troubleshooting PorosityTroubleshooting Excessive Penetration Possible Causes Corrective ActionsTroubleshooting Lack Of Penetration Troubleshooting Incomplete FusionTroubleshooting Burn-Through Troubleshooting Waviness Of Bead Troubleshooting DistortionCommon MIG Shielding Gases ApplicationFlat & Horizontal1 Fillet OM-1314 Parts List Main AssemblyDia Part Mkgs Description Quantity M-15 Gun 169 M-15 Gun -1 ItemDrive Assembly, Wire -1 Item Service SupportOwner’s Record Miller Electric Mfg. Co

M-15 specifications

Miller Electric M-15 is a highly regarded welding machine designed to cater to a variety of welding applications in both industrial and commercial environments. Known for its reliability and efficiency, the M-15 stands out in the Miller Electric lineup due to its impressive performance and user-friendly features.

One of the primary characteristics of the M-15 is its versatility. It supports multiple welding processes, including MIG, TIG, and Stick welding. This multi-process capability allows operators to switch between different techniques without needing to change equipment, making it an ideal choice for fabricators and maintenance professionals who handle various welding tasks.

The M-15 is engineered with advanced inverter technology, which enhances its performance and efficiency. This technology allows for a lightweight design while still delivering powerful output. The machine offers a wide range of amperage, making it suitable for welding thin materials as well as thicker sections. As a result, the M-15 can tackle everything from delicate sheet metal projects to robust structural welds.

Another standout feature is its intuitive control panel, which simplifies operation for both novice and experienced welders. The easy-to-read display provides essential information regarding settings and performance, allowing users to make adjustments on the fly. This user-friendly interface minimizes the learning curve and maximizes productivity in the workshop.

In terms of safety, the Miller Electric M-15 incorporates several features designed to protect users during operation. Its built-in thermal overload protection automatically shuts down the machine in case of overheating, thus preventing damage to the equipment and ensuring the safety of the operator.

Durability is also a hallmark of the M-15. Constructed with high-quality materials, this welding machine is built to withstand the rigors of daily use in demanding environments. The housing is designed to protect internal components from dust, debris, and accidental impacts, ensuring consistent performance over time.

Overall, the Miller Electric M-15 combines advanced technology, versatility, and reliability into a compact and powerful welding machine. Its user-friendly design, safety features, and robust construction make it a top choice for professionals looking to invest in a reliable welding solution. Whether for heavy industrial applications or lighter fabrication work, the M-15 is equipped to meet a wide range of welding challenges with confidence.