Miller Electric 172 M-10 Gun manual Installing Gas Supply, Flow Adjust

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3-3. Installing Gas Supply

Tools Needed:

5/8, 1-1/8 in

Argon Gas

Obtain gas cylinder and chain to running gear, wall, or other station- ary support so cylinder cannot fall and break off valve.

1Cap

2Cylinder Valve

Remove cap, stand to side of valve, and open valve slightly. Gas flow blows dust and dirt from valve. Close valve.

3Cylinder

4Regulator/Flowmeter

Install so face is vertical.

5 Gas Hose Connection

Fitting has 5/8-18 right-hand threads.

6 Gas Fitting

Install gas hose between gas hose connction on regulator/flowmeter and gas fitting on rear of welding power source.

7 Flow Adjust

Typical flow rate is 20 cfh (cubic feet per hour). Check wire manufactur- er’s recommended flow rate.

8 9

CO2 Gas

8CO2 Adapter

2 9 O-Ring

Install adapter with O-ring between regulator/flowmeter and CO2 cylinder.

ssb3.1* 12/92 – ST-158 697-A / ST-801 986

OM-1318 Page 12

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Contents Processes OM-1318187923FDescription 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 dangereuxDES Particules Volantes peuvent blesser les yeux LE Soudage peut provoquer un incendie ou une explosionLE 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 blessuresInformation sur les champs é lectromagné tiques Principales normes de sé curitéConsignes relatives aux stimulateurs cardiaques Specifications Specifications Volt-Ampere Curves Welding Power Source Duty Cycle And Overheating Welding Gun Duty Cycle And OverheatingOverheating DefinitionInstalling Work Clamp InstallationInstalling Welding Gun And Changing Polarity Installing Gas Supply Flow AdjustElectrical Service Guide Selecting a Location And Connecting Input PowerDo not move or operate unit Where it could tip 18 in 457 mm of space for airflowStandard Wire Spool Standard Wire Reel Installing Wire Spool And Adjusting Hub TensionTools Needed 15/16 Assembly, and let go of wire Reinstall contact tip, and nozzleWeld Parameter 14 ga 16 ga 18 ga 20 ga 22 gaWire Speed Control Voltage SwitchOperation ControlsMaintenance &TROUBLESHOOTING Routine MaintenanceDrive Motor Fuse F1 Short Circuit ShutdownCleaning Or Repairing Drive Assembly Turn Off power before cleaning or repairing drive assemblyWire Spool Nozzle Turn Off power before replacing contact tipCleaning Or Replacing Gun Liner Disconnect gun from unitBlow out gun casing Tools Needed Remove liner To Reassemble GunDisconnect gun first Replacing Switch And/Or Head TubeRemove handle locking nut Slide handle Troubleshooting Table Secure power cord plug in receptacle see SectionTrouble Remedy Motor continues to run SectionElectrical Diagram OM-1316Regulator Flowmeter Wire Feeder Power Source Shielding Gas MIG Welding Gmaw GuidelinesTypical MIG Process Connections Gun Workpiece Work ClampTypical MIG Process Control Settings Wire Recommendation Wire SpeedSelect Wire Size Based on 1/8 in material thickness Ipm = inch per minuteHolding And Positioning Welding Gun Conditions That Affect Weld Bead Shape Push PerpendicularDragShort Normal Long ShortNormalLongGood Weld Bead Characteristics Poor Weld Bead CharacteristicsGun Movement During Welding Troubleshooting Excessive Spatter Troubleshooting PorosityTroubleshooting Excessive Penetration Possible Causes Corrective ActionsTroubleshooting Incomplete Fusion Troubleshooting Lack Of PenetrationTroubleshooting Burn-Through Troubleshooting Distortion Troubleshooting Waviness Of BeadWeld bead Application Common MIG Shielding GasesFlat & Horizontal1 Fillet OM-1318 Parts List Includes ItemsDia Part Description Mkgs Quantity M-10 Gun Figure -2. M-10 Gun Page Your distributor also gives ServiceSupport Owner’s Record Miller Electric Mfg. Co