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Miller Electric
OM-1313
manual
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OM-1313
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Troubleshooting
Specs
Poor Weld Bead Characteristics
Install
Parts list
Weld Parameter Chart
Symbol Usage
Threading Welding Wire
Readjust welding parameters
Setting Gun Polarity
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OM-1313
179 084P
September 2001
Processes
MIG (GMAW) Welding
Flux Cored (FCAW) Welding
Description
Arc Welding Power Source
And Wire Feeder
Millermatic
R
185
And
M-15
Gun
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Contents
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Arc Welding Power Source Wire Feeder
September
MIG Gmaw Welding Flux Cored Fcaw Welding
From Miller to You
Table of Contents
Page
Marks a special safety message
Symbol Usage
Arc Welding Hazards
OM-1313
ARC Rays can burn eyes and skin
Fire or Explosion hazard
Principal Safety Standards
About Pacemakers
EMF Information
Specifications
Installation
Volt-Ampere Curves
Exceeding duty cycle can damage unit and void warranty
Welding Power Source Duty Cycle And Overheating
Welding Gun Duty Cycle And Overheating
Overheating
Installing Gas Supply
Installing Work Clamp
Setting Gun Polarity
Installing Welding Gun
Polarity Changeover Label
Tools Needed 11/16
Turn Off unit, and disconnect input power
Installing Wire Spool And Adjusting Hub Tension
Reinstall wrapper Tools Needed 7/16
Changing Input Voltage
Selecting a Location And Connecting Input Power
Electrical Service Guide
Input Voltage
Min Grounding Conductor Size In AWG/Kcmil
Threading Welding Wire
OM-1313
Front Panel Controls
Operation
Controls For Standard Units
Higher e.g Volts AC Lower e.g Volts AC
Weld Parameter Chart
OM-1313
Routine Maintenance
Maintenance & Troubleshooting
Months
Disconnect gun first
Cleaning Or Replacing Gun Liner
Head Tube Remove nozzle, contact tip, and adapter
Blow out gun casing Remove liner
Remove handle locking nut Slide handle
Replacing Switch And/Or Head Tube
Replacing Gun Contact Tip
Troubleshooting
See Section
Circuit Diagram
Electrical Diagram
MIG Welding Gmaw Guidelines
Wire Feeder Power Source Gun Work Clamp Workpiece
Typical MIG Process Connections
Shielding Gas Regulator/ Flowmeter
Wire Recommendation Wire Speed
Typical MIG Process Control Settings
Select Wire Size
Select Voltage
Holding And Positioning Welding Gun
Push
Conditions That Affect Weld Bead Shape
Perpendicular Drag
Short Normal Long
Good Weld Bead Characteristics
Poor Weld Bead Characteristics
Gun Movement During Welding
Troubleshooting Porosity
Troubleshooting Excessive Spatter
Troubleshooting Excessive Penetration
Possible Causes Corrective Actions
Troubleshooting Incomplete Fusion
Troubleshooting Lack Of Penetration
Troubleshooting Burn-Through
Troubleshooting Distortion
Troubleshooting Waviness Of Bead
Weld bead
Common MIG Shielding Gases
Troubleshooting Guide For Semiautomatic Welding Equipment
Application
Readjust welding parameters
Welding arc not stable Wire slipping in drive rolls
Welding power source
Drive rolls if necessary
OM-1313
Main Assembly
Parts List
Dia Part Mkgs Description Quantity
Center Baffle w/Components
Baffle, Center w/Components -1 Item
M-15 Gun -1 Item
Items
Includes
Page
Your distributor also gives
Service
Support
Owner’s Record
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Contents