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Hobart Welding Products
125
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A complete Parts List is
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OM-947 Page 21
6-3.
Weld Parameter Chart
210 428-D
Contents
Main
From Hobart to You
Page
TABLE OF CONTENTS
SECTION 1 SAFETY PRECAUTIONS - READ BEFORE USING
1-1. Symbol Usage
.
1-2. Arc Welding Hazards
ELECTRIC SHOCK can kill.
ARC RAYS can burn eyes and skin.
)
WELDING can cause fire or explosion.
FLYING METAL or DIRT can injure eyes.
BUILDUP OF GAS can injure or kill.
1-3. Additional Symbols For Installation, Operation, And Maintenance
FIRE OR EXPLOSION hazard.
FALLING EQUIPMENT can injure.
OVERUSE can cause OVERHEATING
FLYING SPARKS can injure.
1-4. California Proposition 65 Warnings
1-5. Principal Safety Standards
1-6. EMF Information
SECTION 2 CONSIGNES DE SCURIT LIRE AVANT UTILISATION
2-1. Symboles utiliss
.
2-2. Dangers relatifs au soudage larc
UNE DCHARGE LECTRIQUE peut entraner la mort.
LES PICES CHAUDES peuvent provoquer des brlures.
LES FUMES ET LES GAZ peuvent tre dangereux.
LES RAYONS DE LARC peuvent provoquer des brlures dans les yeux et sur la peau.
LE SOUDAGE peut provoquer un incendie ou une explosion.
DES PIECES DE METAL ou DES SALETES peuvent provoquer des blessures dans les yeux.
2-3.
Risque DINCENDIE OU DEXPLOSION.
LA CHUTE DE LQUIPEMENT peut provoquer des blessures.
LEMPLOI EXCESSIF peut SURCHAUFFER LQUIPEMENT.
LES TINCELLES PROJETES peuvent provoquer des blessures.
2-4. Proposition californienne 65 Avertissements
2-5. Principales normes de scurit
2-6. Informations relatives aux CEM
Page
SECTION 3 DEFINITIONS
3-1. Symbols And Definitions
AAmperage VVoltage Hz Hertz Negative
U
I
SECTION 4 SPECIFICATIONS
4-1. Specifications
4-2. Duty Cycle And Overheating
A or V
Amperage
Output Amperes
Duty Cycle %
SECTION 5 INSTALLATION
5-1. Installing Work Clamp
.
5-2. Process/Polarity Table
5-3. Changing Polarity
5-4. Installing Gas Supply .
5-5. Installing Wire Spool And Adjusting Hub Tension
Installing 8 in. (203 mm) Wire Spool
Installing 4 in. (102 mm) Wire Spool
.
5-6. Serial Number And Rating Label Location
5-7. Selecting A Location And Connecting 115 Volt Input Power
!
5-8. Installing Contact Tip And Nozzle
!
Flux Nozzle MIG Nozzle
5-9. Threading Welding Wire
.
INPUT POWER
.
SECTION 6 OPERATION
6-1. Controls
.
6-2. Operating The Gun
Page
SECTION 7 MAINTENANCE &TROUBLESHOOTING
7-1. Routine Maintenance
!
.
3 Months
7-4. Changing Drive Roll Or Wire Inlet Guide
7-5. Replacing Gun Contact Tip
!
7-6. Cleaning Gun Liner
!
.
7-7. Replacing Gun Liner
!
7-7. Replacing Gun Liner (Continued)
7-8. Troubleshooting Table
Page
SECTION 9 FCAW/GMAW WELDING GUIDELINES
9-1. Typical FCAW Process Connections
!
9-2. Typical GMAW (MIG) Process Connections
!
9-3. Typical Control Settings .
9-4. Holding And Positioning Welding Gun .
9-5. Conditions That Affect Weld Bead Shape .
.
9-6. Gun Movement During Welding .
9-7. Poor Weld Bead Characteristics
9-8. Good Weld Bead Characteristics
9-9. Troubleshooting Excessive Spatter
9-10. Troubleshooting Porosity
9-11. Troubleshooting Excessive Penetration
9-12. Troubleshooting Lack Of Penetration
9-13. Troubleshooting Incomplete Fusion
9-14. Troubleshooting Burn-Through
9-15. Troubleshooting Waviness Of Bead
9-16. Troubleshooting Distortion
9-17. Common GMAW (MIG) Shielding Gases
9-18. Troubleshooting Guide For Semiautomatic Welding Equipment
Problem Probable Cause Remedy
Problem RemedyProbable Cause
SECTION 10 ACCESSORIES/CONSUMABLES
10-1. Accessories
10-2. Consumables
A complete Parts List is available on-line at www.HobartWelders.com
Notes
Page
Warranty Questions?
Call 1-800-332-3281 7 AM 5 PM EST
Effective January 1, 2011
Please complete and retain with your personal records.
Resources Available
Always provide Model Name and Serial/Style Number.
Owners Record
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Register your product at: HobartWelders.com