Miller Electric 180, M-10 Gun, 140 Auto-Set manual Installing Gas Supply

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.A complete Parts List is available on-line at www.MillerWelds.com

4-6. Installing Gas Supply

.DO NOT use Argon/Mixed gas regulator/flowmeter

with CO2 shielding gas. See Parts List for optional CO2 gas regulator/flowmeter and hose.

1

4

2

7

3

5

Argon Gas Or

Mixed Gas

6

Tools Needed:

5/8, 1-1/8 in

Obtain gas cylinder and chain to running gear, wall, or other stationary 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.

5Regulator/Flowmeter Gas Hose Connection

6Welding Power Source Gas Hose Connection

Connect supplied gas hose between regulator/flowmeter gas hose connection, and fitting on rear of welding power source.

7 Flow Adjust

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

Ref. 802 028 / 802 441

OM-225 311 Page 14

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Contents Description OM-225 311CProcesses File MIG GmawFrom Miller to You Table of Contents − Maintenance &TROUBLESHOOTING − Parts ListArc Welding Hazards Symbol UsageMarks a special safety message Electric Shock can killFlying Metal can injure eyes ARC Rays can burn eyes and skinWelding can cause fire or explosion Buildup of GAS can injure or killCalifornia 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 DES Pièces Chaudes peuvent provoquer des brûlures graves LE Soudage peut provoquer un incendie ou une explosionDES Particules Volantes peuvent blesser les yeux LE Bruit peut endommager l’ouïe’EMPLOI Excessif peut SUR Risque D’INCENDIE OU D’EXPLOLA Chute DE L’APPAREIL peut blesser DES Organes Mobiles peuvent provoquer des blessuresPrincipales normes de sécurité En ce qui concerne les stimulateurs cardiaquesVAC Model − SpecificationsSpecifications VAC Model w/Auto−SetE230 VAC Model Duty Cycle And Overheating115 VAC Model OverheatingVolt-Ampere Curves Amperage− Installation Installing Welding GunIncorrect Work Cable Routing Inside Unit Process/Polarity TableChanging Polarity Installing Gas Supply Volatile liquids are present − Special installation may beRequired where gasoline or See NEC Article 511 or CECDo 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 tipRemoving 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 OperationConnecting Spool Gun To Millermatic 140/180 − Operation Controls For 115 VAC Model w/Auto-SetEControls For 115 VAC Model 115VControls For 230 VAC Model 230VOM-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 4043ER10/32 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 #202926Dcep 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 mmOverload Protection − Maintenance &TROUBLESHOOTINGRoutine Maintenance Drive Motor ProtectionChanging 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 RemedyOM-225 311 − Electrical Diagram Circuit Diagram234 419-B − MIG Welding Gmaw Guidelines Typical MIG Process ConnectionsSelect Wire Size Typical MIG Process Control SettingsWire Recommendation Wire Speed 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 − 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 Optional Drive Rolls − Parts ListRecommended Spare Parts OptionsPage Service SupportOwner’s Record Miller Electric Mfg. Co

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