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Hobart Welding Products
OM-925 217 694A manual
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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 can injure eyes.
BUILDUP OF GAS can injure or kill.
HOT PARTS can cause severe burns.
1-3. Additional Symbols For Installation, Operation, And Maintenance
FIRE OR EXPLOSION hazard.
FALLING UNIT can cause injury.
OVERUSE can cause OVERHEATING
STATIC (ESD) can damage PC boards.
1-5. Principal Safety Standards
1-6. EMF Information
OM-925 Page 5 Revenez la table des matires
SECTION 2 CONSIGNES DE SCURIT LIRE AVANT UTILISATION
2-1. Signification des symboles
.
2-2. Dangers relatifs au soudage larc
LES DCHARGES LECTRIQUES peuvent tre mortelles.
LES RAYONS DE LARC peuvent cau- ser des brlures oculaires et cuta- nes.
LE SOUDAGE peut causer un incen- die ou une explosion.
LES PARTICULES PROJETES peu- vent blesser les yeux.
LES ACCUMULATIONS DE GAZ peu- vent causer des blessures ou mme la mort.
LES PICES CHAUDES peuvent cau- ser des brlures graves.
2-3. Autres symboles relatifs linstallation, au fonctionnement et lentretien de lappareil.
2-4. Principales normes de scurit
2-5. Information sur les champs lectromagntiques
SECTION 3 SPECIFICATIONS
3-1. Specifications
A. 115 VAC Model
* CSA Rating
3-2. Duty Cycle And Overheating
A or V
A. 115 VAC Model
Duty Cycle %
Output Amperes
3-3. Volt-Ampere Curves
A. 115 VAC Model
SECTION 4 INSTALLATION
4-1. Installing Welding Gun
4-2. Installing Work Clamp
.
4-3. Process/Polarity Table
4-4. Changing Polarity
4-5. Installing Gas Supply
.
4-6. Selecting A Location And Connecting Input Power For 115 VAC Model
4-7. Selecting A Location And Connecting Input Power For 230 VAC Model
4-8. Electrical Service Guide For 230 VAC Model
4-9. Installing Wire Spool And Adjusting Hub Tension
Installing 8 in (203 mm) Wire Spool
Installing 4 in (102 mm) Wire Spool
4-10. Threading Welding Wire
.
INPUT POWER
SECTION 5 OPERATION
5-1. Controls
V
.
5-2. Weld Parameter Chart For 115 VAC Model
Welding Guide for 115 Volt
Steel
.024 (0.6 mm) 1 / 25
.024 (0.6 mm) ~
Steel
Wire Welding Package
5-3. Weld Parameter Chart For 230 VAC Model
Welding Guide for 230 Volt
Wire Welding Package
POLARITY
18 ga. 16 ga. 11 ga.
SECTION 6 MAINTENANCE &TROUBLESHOOTING
6-1. Routine Maintenance
3 Months
6 Months
6-2. Overload Protection
6-4. Changing Drive Roll Or Wire Inlet Guide
6-5. Replacing Gun Contact Tip
6-6. Cleaning Or Replacing Gun Liner
6-7. Replacing Switch And/Or Head Tube
6-8. Troubleshooting Table
Page
Page
SECTION 8 MIG WELDING (GMAW) GUIDELINES
8-1. Typical MIG Process Connections
8-2. Typical MIG Process Control Settings
8-3. Holding And Positioning Welding Gun
8-4. Conditions That Affect Weld Bead Shape
8-5. Gun Movement During Welding
8-6. Poor Weld Bead Characteristics
8-7. Good Weld Bead Characteristics
8-8. Troubleshooting Excessive Spatter
8-9. Troubleshooting Porosity
8-10. Troubleshooting Excessive Penetration
8-11. Troubleshooting Lack Of Penetration
8-12. Troubleshooting Incomplete Fusion
8-13. Troubleshooting Burn-Through
8-14. Troubleshooting Waviness Of Bead
8-15. Troubleshooting Distortion
8-16. Common MIG Shielding Gases
8-17. Troubleshooting Guide For Semiautomatic Welding Equipment
Problem Probable Cause Remedy
Page
Page
SECTION 9 PARTS LIST
.
Figure 9-1. Main Assembly
Page
Page
9-3. Optional Drive Rolls
9-4. Options
Page
Warranty Questions?
Call 1-877-HOBART1 for your local Hobart distributor.
Effective January 1, 2003
* Original Main Power Rectifiers * Transformers * Stabilizers * Reactors
Please complete and retain with your personal records.
Resources Available
Always provide Model Name and Serial/Style Number.
Owners Record