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Welder
Miller Electric
MW 140 Plus, H-10
warranty
Models:
H-10
MW 140 Plus
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48 pages
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Troubleshooting
Specifications
Poor Weld Bead Characteristics
Install
Parts list
Weld Parameter Chart
Symbol Usage
Threading Welding Wire
Warranty
Main Assembly
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Contents
→Description
OM-219 316C
Processes
2006−10
Page
Table of Contents
− Parts List
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
About Pacemakers
Principal Safety Standards
EMF Information
Indique un message de sécurité particulier
UNE Décharge Électrique peut entraîner la mort
LES Fumées ET LES GAZ peuvent être dangereux
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
Symbols And Definitions
− Definitions
Output Duty Cycle %
Warranty
Duty Cycle And Overheating
Exceeding duty cycle can
Volt-Ampere Curves
Amperage
Incorrect
− Installation
Installing Welding Gun
Correct
Process/Polarity Table
Changing Polarity
Installing Gas Supply
CO 2 gas regulator/flowmeter
Selecting a Location And Connecting Input Power
Do not move or operate unit where it could tip
Installing Wire Spool And Adjusting Hub Tension
Installing 8 in 203 mm Wire Spool
Installing Contact Tip And Nozzle
Flux Nozzle
Threading Welding Wire
Hold wire tightly to keep it from unraveling
− Operation
Controls
Weld Parameter Chart
217 618-A
Overload Protection
− Maintenance &TROUBLESHOOTING
Routine Maintenance
Drive Motor Protection
Replacing Gun Contact Tip
Changing Drive Roll Or Wire Inlet Guide
Turn Off power before replacing contact tip
To Reassemble Gun
Cleaning Or Replacing Gun Liner
Disconnect gun from unit
Replacing Switch And/Or Head Tube
Does not run
Troubleshooting Table
Trouble Remedy
− Electrical Diagram
Circuit Diagram
− MIG Welding Gmaw Guidelines
Typical MIG Process Connections
Thickness to Amperage a
Typical MIG Process Control Settings
Wire Size Amperage Range
Select Voltage
Holding And Positioning Welding Gun
Conditions That Affect Weld Bead Shape
Gun Movement During Welding
Poor Weld Bead Characteristics
Good Weld Bead Characteristics
Troubleshooting − Excessive Penetration
Troubleshooting − Excessive Spatter
Troubleshooting − Porosity
Possible Causes Corrective Actions
Troubleshooting − Burn-Through
Troubleshooting − Lack Of Penetration
Troubleshooting − Incomplete Fusion
Troubleshooting − Waviness Of Bead
Troubleshooting − Distortion
Common MIG Shielding Gases
Troubleshooting Guide For Semiautomatic Welding Equipment
Wire does not feed
Application
Welding arc not stable Wire slipping in drive rolls
− Parts List
Main Assembly
Dia Part Description Quantity
Dia Part Description Quantity Mkgs
H-10 Gun
195
Optional Drive Rolls
Options
Warranty
Owner’s Record
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