Hobart Welding Products OM-947 manual Cleaning Gun Liner

Page 31

7-6. Cleaning Gun Liner

! Turn Off welding power source.

1 Nozzle

2 Contact Tip

3 Adapter

1

Head

Tube

 

 

2

 

3

8 mm

Remove nozzle. Cut off wire

Open pressure assembly. Retract

. Hold wire tightly to keep it

at contact tip, and remove

wire from liner onto spool.

from unraveling. Secure

contact tip and tip adapter.

 

 

 

 

 

 

end of wire at spool.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Tools Needed:

Lay gun cable out straight, and blow out liner.

8 mm

Remove screws (3) from cover, and remove cover from wire drive assembly.

Reassemble drive cover

. Thread wire according to

and gun in reverse order

Section 5-9.

from taking it apart.

 

 

804 241-A / 803 838-A

OM-947 Page 27

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Contents Description ProcessesFile Flux Cored Fcaw Protect Your Investment From Hobart to YouTable of Contents Warranty HOT Parts can burn Symbol UsageArc Welding Hazards Electric Shock can killFlying Metal or Dirt can injure eyes Fumes and Gases can be hazardousARC Rays can burn eyes and skin Welding can cause fire or explosionMoving Parts can injure Welding Wire can injureFire or Explosion hazard Falling Equipment can injureAbout Implanted Medical Devices Principal Safety StandardsCalifornia Proposition 65 Warnings EMF InformationUNE Décharge Électrique peut entraîner la mort Symboles utilisésLES Fumées ET LES GAZ peuvent être dangereux LES Pièces Chaudes peuvent provoquer des brûluresLE Soudage peut provoquer un incendie ou une explosion LA Chute DE L’ÉQUIPEMENT peut provoquer des blessures LE Bruit peut endommager l’ouïeLES Bouteilles peuvent exploser si elles sont endommagées Risque D’INCENDIE OULE Soudage À L’ARC risque de provoquer des interférences Proposition californienne 65 AvertissementsLes Pièces Mobiles peuvent causer des blessures LES Fils DE Soudage peuvent provoquer des blessuresInformations relatives aux CEM Principales normes de sécuritéEn ce qui concerne les implants médicaux OM-947 − Definitions − SpecificationsSymbols And Definitions SpecificationsVolt-Ampere Curves Duty Cycle And OverheatingInstalling Work Clamp − InstallationTools Needed Slide insulating grips over handles OM-947 Changing Polarity Process/Polarity TableTools Needed 11/16, 1-1/8 Shielding Gas Installing Gas SupplyTools Needed Installing Wire Spool And Adjusting Hub Tension460 mm Serial Number And Rating Label LocationTurn off welding power source Installing Contact Tip And NozzleThreading Welding Wire Load − OperationControls Operating The GunOM-947 Weld Parameter Chart 210 Drive Motor Protection − Maintenance &TROUBLESHOOTING Routine Maintenance Overload ProtectionChanging Drive Roll Or Wire Inlet Guide Replacing Gun Contact Tip Turn Off power before replacing contact tipCleaning Gun Liner Head Mm / 10 mm Tube Replacing Gun LinerLoosen liner setscrew 10 mm Trouble Remedy Troubleshooting TableSecure power cord plug in receptacle see Section Power source see SectionCircuit Diagram − Electrical DiagramTypical Fcaw Process Connections − Wire Welding GuidelinesTypical MIG Process Connections Select Voltage Typical Control SettingsWire Size Amperage Range AmperageGroove Welds Holding And Positioning Welding GunShort Normal Long Conditions That Affect Weld Bead ShapeSlow Normal Fast Good Weld Bead Characteristics Poor Weld Bead CharacteristicsGun Movement During Welding Possible Causes Corrective Actions Troubleshooting − Excessive SpatterTroubleshooting − Porosity Troubleshooting − Excessive PenetrationTroubleshooting − Incomplete Fusion Troubleshooting − Lack Of PenetrationTroubleshooting − Burn-Through Troubleshooting − Distortion Troubleshooting − Waviness Of BeadTroubleshooting Guide For Semiautomatic Welding Equipment Main Assembly − Parts ListOptional Pkg 195 157R− See Table Pkg209 195 Hub Kit For 8 in Wire SpoolWeatherproof Nylon Work like a Pro Page Page Support ServiceAssistance Hobart Welding Products Contact your Distributor for
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