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Hobart Welding Products
OM-947 212 149D
manual
Models:
OM-947 212 149D
1
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48 pages
49.2 Kb
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Troubleshooting
Specs
Poor Weld Bead Characteristics
Install
Parts list
Weld Parameter Chart
Symbol Usage
Threading Welding Wire
Warranty
Typical Control Settings
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Notes
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Contents
Description
Processes
File Flux Cored Fcaw
From Hobart to You
Table of Contents
Warranty
Arc Welding Hazards
Symbol Usage
Marks a special safety message
Electric Shock can kill
Flying Metal can injure eyes
ARC Rays can burn eyes and skin
Welding can cause fire or explosion
Buildup of GAS can injure or kill
California Proposition 65 Warnings
EMF Information
Principal Safety Standards
About Pacemakers
LES Fumées ET LES GAZ peuvent être dangereux
UNE Décharge Électrique peut entraîner la mort
Indique un message de sécurité particulier
DES Particules Volantes peuvent blesser les yeux
LE Soudage peut provoquer un
Incendie ou une explosion
DES Pièces Chaudes peuvent provoquer des brûlures graves
’EMPLOI Excessif peut SUR
Risque D’INCENDIE OU D’EXPLO
LA Chute DE L’APPAREIL peut blesser
DES Organes Mobiles peuvent provoquer des blessures
Principales normes de sécurité
En ce qui concerne les stimulateurs cardiaques
Specifications
− Specifications
Duty Cycle And Overheating
Volt-Ampere Curves
− Installation
Installing Work Clamp
Voltage
Process/Polarity Table
Changing Polarity
Tools Needed 11/16, 1-1/8
Installing Gas Supply
Shielding Gas
Installing Wire Spool And Adjusting Hub Tension
Tools Needed
Do not move or operate unit where it could tip
Installing Contact Tip And Nozzle
Turn off welding power source
Be sure that wire is positioned
Threading Welding Wire
150 mm Pull and hold wire cut off end
Reinstall tip adapter, if applicable, contact tip
Operating The Gun
− Operation
Controls
Load
Weld Parameter Chart
210
Overload Protection
− Maintenance &TROUBLESHOOTING
Routine Maintenance
Drive Motor Protection
Changing Drive Roll Or Wire Inlet Guide
Replacing Gun Contact Tip
Cleaning Gun Liner
Head Mm / 10 mm Tube
Replacing Gun Liner
Loosen liner setscrew
10 mm
Trouble Remedy
Troubleshooting Table
Does not run
− Electrical Diagram
Circuit Diagram
Typical Fcaw Process Connections
− Wire Welding Guidelines
Typical MIG Process Connections
Thickness to Amperage a
Typical Control Settings
Wire Size Amperage Range
Select Voltage
Holding And Positioning Welding Gun
ShortNormalLong
Conditions That Affect Weld Bead Shape
Short Normal Long
Slow Normal Fast
Good Weld Bead Characteristics
Poor Weld Bead Characteristics
Gun Movement During Welding
Troubleshooting − Excessive Penetration
Troubleshooting − Excessive Spatter
Troubleshooting − Porosity
Possible Causes Corrective Actions
Troubleshooting − Incomplete Fusion
Troubleshooting − Lack Of Penetration
Troubleshooting − Burn-Through
Troubleshooting Guide For Semiautomatic Welding Equipment
Troubleshooting − Waviness Of Bead
Troubleshooting − Distortion
Wire does not feed
− Parts List
Main Assembly
Optional
Pkg
225
− See Table
Pkg
209
195 Hub Kit For 8 in Wire Spool
Weatherproof Nylon
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Support
Service
Assistance
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Hobart Welding Products
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