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125 EZ, H-9B manual
1
1
44
44
Download
44 pages, 1.25 Mb
OM-923
223 112C
2006
−
08
Processes
Arc Welding
Power Source And
Wire Feeder
Description
Flux Cored (FCA
W) Welding
Handler 125
EZ
And H-9B
Gun
R
File: Flux Cored (FCAW)
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
SECTION 2 CONSIGNES DE SCURIT LIRE AVANT UTILISATION
2-1. Symboles utiliss
.
2-2. Dangers relatifs au soudage la rc
UNE DCHARGE LECTRIQUE peut entraner la mort.
LES RAYONS DARC peuvent entra- ner des brlures aux yeux et la peau.
LE SOUDAGE peut provoquer un incendie ou une explosion.
DES PARTICULES VOLANTES peuvent blesser les yeux.
LES ACCUMULATIONS DE GAZ risquent de provoquer des blessures ou mme la mort.
DES PICES CHAUDES peuvent provoquer des brlures graves.
2-3. Dangers supplmentaires en relation avec linstallation, le fonctionnement et la maintenance
Risque DINCENDIE OU DEXPLO- SION.
LA CHUTE DE LAPPAREIL peut blesser.
LEMPLOI EXCESSIF peut SUR- CHAUFFER LQUIPEMENT.
LES CHARGES LECTROSTATIQUES peuvent endommager les circuits imprims.
2-5. Principales normes de scurit
2-6. Information EMF
SECTION 3 SPECIFICATIONS
3-1. Specifications
Output Amperes
Duty Cycle %
* CSA Rating
3-3. Volt-Ampere Curves
Amperage
Voltage
SECTION 4 INSTALLATION
4-1. Installing Work Clamp
output terminal Connect to positive (+) output
.
4-2. Process/Polarity Table
4-4. Installing Wire Spool And Adjusting Hub Tension
Installing 8 in (203 mm) Wire Spool
Installing 4 in (102 mm) Wire Spool
.
4-5. Selecting A Location And Connecting Input Power For 115 VAC Model
4-6. Installing Contact Tip And Nozzle
Flux Nozzle MIG Nozzle
4-7. Threading Welding Wire
.
INPUT POWER
SECTION 5 OPERATION
5-1. Controls
.
Page
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 Gun Liner
.
6-7. Replacing Gun Liner
6-7. Replacing Gun Liner (Continued)
6-8. Troubleshooting Table
Page
SECTION 8 WIRE WELDING GUIDELINES
8-1. Typical FCAW Process Connections
8-2. Typical 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. Troubleshooting Guide For Semiautomatic Welding Equipment
Problem Probable Cause Remedy
SECTION 9 PARTS LIST
.
Figure 8-1. Main Assembly
Page
Page
Page
Page
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Effective January 1, 2006
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