MIG Welding Gmaw Guidelines | Miller Electric M-10 Gun, 140, 180

SECTION 8 − MIG WELDING (GMAW) GUIDELINES

8-1. Typical MIG Process Connections

Y Weld current can damage electronic parts in vehicles. Disconnect both battery cables before welding on a vehicle. Place work clamp as close to the weld as possible.

Regulator/

Flowmeter

Wire Feeder/

Power Source

Shielding Gas

Gas Hose

Gun

Work Clamp Workpiece

light mig 5/967 / Ref. 802 982-A

OM-225 311 Page 44

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Miller Electric M-10 Gun, 180, 140 Auto-Set manual MIG Welding Gmaw Guidelines, Typical MIG Process Connections

Contents

OM-225 311C ProcessesDescription File MIG Gmaw From Miller to You Table of Contents − Maintenance &TROUBLESHOOTING − Parts List Symbol Usage Marks a special safety messageArc Welding Hazards Electric Shock can kill ARC Rays can burn eyes and skin Welding can cause fire or explosionFlying Metal can injure eyes Buildup of GAS can injure or kill California Proposition 65 Warnings Principal Safety Standards EMF InformationAbout Pacemakers UNE Décharge Électrique peut entraîner la mort LES Fumées ET LES GAZ peuvent être dangereuxIndique un message de sécurité particulier LE Soudage peut provoquer un incendie ou une explosion DES Particules Volantes peuvent blesser les yeuxDES Pièces Chaudes peuvent provoquer des brûlures graves LE Bruit peut endommager l’ouïe Risque D’INCENDIE OU D’EXPLO LA Chute DE L’APPAREIL peut blesser’EMPLOI Excessif peut SUR DES Organes Mobiles peuvent provoquer des blessures Principales normes de sécurité En ce qui concerne les stimulateurs cardiaques − Specifications SpecificationsVAC Model VAC Model w/Auto−SetE Duty Cycle And Overheating 115 VAC Model230 VAC Model Overheating Volt-Ampere Curves Amperage − Installation Installing Welding GunIncorrect Work Cable Routing Inside Unit Process/Polarity TableChanging Polarity Installing Gas Supply Special installation may be Required where gasoline orVolatile liquids are present − See NEC Article 511 or CEC Do not move or operate unit where it could tip Electrical Service Guide For 230 VAC Model Installing Wire Spool And Adjusting Hub TensionInput Voltage 230 Input Amperes At Rated Output Threading Welding Wire Remove gun nozzle and contact tip Removing MIG Gun From Welding Power Source Cut Off End Of Wire Open Pressure Assembly KnobEnd Of Wire To Spool Installing Optional Spool Gun Switch In Welding Power Source Operation Connecting Spool Gun To Millermatic 140/180 − Operation Controls For 115 VAC Model w/Auto-SetE Controls For 115 VAC Model 115V Controls For 230 VAC Model 230V OM-225 311 Weld Parameter Chart For 115 VAC Model w/Auto−SetE 10/90 10/65 10/80 10/60 10/50 10/95 10/75 10/100 030 0.8 mm 035 0.9 mm Aluminum 100% Argon 4043ER 10/32 OM-225 311 10/90 10/45 10/60 10/30 10/32 10/80 030 0.8 mm 035 0.9 mm #220179 #220179 #202926 Dcep Dcen 100 10/60 10/45 10/40 10/20 10/50 024 0.6 mm #220179 030 0.8 mm #202926 035 0.9 mm 045 1.2 mm − Maintenance &TROUBLESHOOTING Routine MaintenanceOverload Protection Drive Motor Protection Changing Drive Roll Or Wire Inlet Guide Turn Off power before replacing contact tipReplacing Gun Contact Tip Cleaning Or Replacing Gun Liner Disconnect gun from unitTo Reassemble Gun Replacing Switch And/Or Head Tube Troubleshooting Table Trouble Remedy OM-225 311 − Electrical Diagram Circuit Diagram 234 419-B − MIG Welding Gmaw Guidelines Typical MIG Process Connections Typical MIG Process Control Settings Wire Recommendation Wire SpeedSelect Wire Size Select Voltage Holding 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 − PorosityPossible Causes Corrective Actions Troubleshooting − Excessive Penetration Troubleshooting − Lack Of PenetrationTroubleshooting − Incomplete Fusion Troubleshooting − Burn-Through Troubleshooting − Waviness Of BeadTroubleshooting − Distortion Common MIG Shielding Gases ApplicationFlat & Horizontal1 Fillet − Parts List Recommended Spare PartsOptional Drive Rolls OptionsPage Service Support Owner’s Record Miller Electric Mfg. Co