Miller Electric M-10 Gun, 180, 140 Auto-Set manual Do not move or operate unit where it could tip

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

4-8. Selecting A Location And Connecting Input Power For 230 VAC Model

18 in (457 mm) of space for airflow

Y Do not move or operate unit where it could tip.

1

6	=GND/PE Earth
	=GND/PE Earth
	Ground
	8
	5
	7
	2
3	L1
	L2
	4

1

9

10

L2 L1

YInstallation must meet all Na- tional and Local Codes − have only qualified persons make this installation.

YDisconnect and lockout/tag- out input power before con- necting input conductors from unit.

YAlways connect green or green/yellow conductor to supply grounding terminal first, and never to a line termi- nal.

1 Rating Label

Supply correct input power.

2Black And White Input Conductor (L1 And L2)

3Green Or Green/Yellow Grounding Conductor

4Input Power Cord.

5Disconnect Device (switch shown in the OFF position)

6Disconnect Device Grounding Terminal

7Disconnect Device Line Terminals

Connect green or green/yellow grounding conductor to disconnect device grounding terminal first.

Connect input conductors L1 and L2 to disconnect device line terminals.

8 Over-Current Protection

Select type and size of over-current protection using Section 4-9(fused disconnect switch shown).

Close and secure door on disconnect device. Remove lockout/tagout de- vice, and place switch in the On posi- tion.

9Plug (NEMA 6-50P)

10Receptacle (NEMA 6-50R)

Connect plug to receptacle.

YSpecial installation may be required where gasoline or volatile liquids are present − see NEC Article 511 or CEC Section 20.

230 VAC, 1

Tools Needed:

Ref. 804 681-A / Ref. 802 443 / Ref. 802 085 / 803 766-B

OM-225 311 Page 16

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Contents OM-225 311C ProcessesDescription File MIG GmawFrom Miller to You Table of Contents − Maintenance &TROUBLESHOOTING − Parts ListSymbol 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 killCalifornia Proposition 65 Warnings About Pacemakers Principal Safety StandardsEMF Information Indique un message de sécurité particulier UNE Décharge Électrique peut entraîner la mortLES Fumées ET LES GAZ peuvent être dangereux 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’ouïeRisque D’INCENDIE OU D’EXPLO LA Chute DE L’APPAREIL peut blesser’EMPLOI Excessif peut SUR DES Organes Mobiles peuvent provoquer des blessuresPrincipales normes de sécurité En ce qui concerne les stimulateurs cardiaques− Specifications SpecificationsVAC Model VAC Model w/Auto−SetEDuty Cycle And Overheating 115 VAC Model230 VAC Model OverheatingVolt-Ampere Curves AmperageIncorrect − InstallationInstalling Welding Gun Changing Polarity Work Cable Routing Inside UnitProcess/Polarity Table Installing Gas Supply Special installation may be Required where gasoline orVolatile liquids are present − See NEC Article 511 or CECDo not move or operate unit where it could tip Input Voltage 230 Input Amperes At Rated Output Electrical Service Guide For 230 VAC ModelInstalling Wire Spool And Adjusting Hub Tension Threading Welding Wire Remove gun nozzle and contact tipEnd Of Wire To Spool Removing MIG Gun From Welding Power SourceCut Off End Of Wire Open Pressure Assembly Knob 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 mm− Maintenance &TROUBLESHOOTING Routine MaintenanceOverload Protection Drive Motor ProtectionReplacing Gun Contact Tip Changing Drive Roll Or Wire Inlet GuideTurn Off power before replacing contact tip To Reassemble Gun Cleaning Or Replacing Gun LinerDisconnect gun from unit 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 ConnectionsTypical MIG Process Control Settings Wire Recommendation Wire SpeedSelect Wire Size Select VoltageHolding And Positioning Welding Gun Conditions That Affect Weld Bead Shape Gun Movement During Welding Poor Weld Bead CharacteristicsGood Weld Bead Characteristics Possible Causes Corrective Actions Troubleshooting − Excessive SpatterTroubleshooting − Porosity Troubleshooting − Incomplete Fusion Troubleshooting − Excessive PenetrationTroubleshooting − Lack Of Penetration Troubleshooting − Distortion Troubleshooting − Burn-ThroughTroubleshooting − Waviness Of Bead Flat & Horizontal1 Fillet Common MIG Shielding GasesApplication − Parts List Recommended Spare PartsOptional Drive Rolls OptionsPage Service SupportOwner’s Record Miller Electric Mfg. Co

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