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Miller Electric
DVI-2 R manual OM-232 386
Models:
DVI-2 R
1
14
48
48
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48 pages
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Troubleshooting
Specifications
Poor Weld Bead Characteristics
Install
Parts list
Weld Parameter Chart
Welding Wire can cause injury
Problem Probable Cause Remedy
Readjust welding parameters
Hz Single Phase
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OM-232
386 Page 10
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Contents
Description
OM-232 386B
Processes
File MIG Gmaw
From Miller to You
Table of Contents
Typical MIG Process Connections
− Parts List
− MIG Welding Gmaw Guidelines
Electric Shock can kill
Symbol Usage
Arc Welding Hazards
HOT Parts can cause severe burns
Welding can cause fire or explosion
Fumes and Gases can be hazardous
ARC Rays can burn eyes and skin
Flying Metal or Dirt can injure eyes
Falling Unit can cause injury
Welding Wire can cause injury
Fire or Explosion hazard
Moving Parts can cause injury
EMF Information
Principal Safety Standards
California Proposition 65 Warnings
About Implanted Medical Devices
Symboles utilisés
UNE Décharge Électrique peut entraîner la mort
LE Soudage peut provoquer un in cendie ou une explosion
DES Pièces Chaudes peuvent provoquer des brûlures graves
LES Fumées ET LES GAZ peuvent être dangereux
Risque D’INCENDIE OU D’EXPLO
LE Bruit peut endommager l’ouïe
LES Bouteilles peuvent exploser si elles sont endommagées
LA Chute DE L’APPAREIL peut blesser
LE Soudage À L’ARC risque de provoquer des interférences
Proposition californienne 65 Avertissements
LES Fils DE Soudage peuvent provoquer des blessures
En ce qui concerne les implants médicaux
Principales normes de sécurité
Information EMF
OM-232 386
Specifications
− Installation
Symbols And Definitions
− Definitions
Overheating
Duty Cycle And Overheating
40% duty cycle at 150 amps Minutes Welding Minutes Resting
Minutes
Volt-Ampere Curves
Connecting To Weld Output Terminals
Correct Installation
Range Range 4 Range
Polarity Changeover Label Information
Installing Work Cable And Clamp
Setting Gun Polarity For Wire Type
11/16
Tools Needed 8, 5/8
Installing Gas Supply
Rear Panel
Use compression spring
Installing MIG Wire Spool and Adjusting Hub Tension
Installing 1 Or 2 lb Wire Spool
With 8 in 200 mm spools To turn spool, tension is set
Connecting 1-Phase Input Power For 230 VAC
230 VAC =GND/PE Earth Ground
Extension Cord Data
Electrical Service Guide For 230 VAC
Hz Single Phase
18 in 457 mm of space for airflow
Selecting a Location And Connecting Input Power
Do not move or operate unit where it could tip
Scale
Threading Welding Wire
Pressure
Remove gun nozzle and contact tip
Turn Off unit, and disconnect input power
Connecting An Optional Spool Gun
Voltage Control
− Operation
Controls
Input Line
Weld Parameter Chart
Voltage Chart Settings
Parameter
226 652-A
Changing Drive Roll and Wire Inlet Guide
− Maintenance &TROUBLESHOOTING
Routine Maintenance
Unit Overload
Turn Off power
Aligning Drive Rolls and Wire Guide
Troubleshooting
Welding Trouble Remedy
Wire Drive/Gun Trouble Remedy
OM-232 386
− Electrical Diagram
Welding Power Source Circuit Diagram
229 598-B
− MIG Welding Gmaw Guidelines
Typical MIG Process Connections
Amperage
Typical MIG Process Control Settings
Wire Size Amperage Range
Select Voltage
Holding And Positioning Welding Gun
Groove Welds
Perpendicular Drag
Conditions That Affect Weld Bead Shape
Push
Short Normal Long
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
Weld bead
Troubleshooting − Waviness Of Bead
Troubleshooting − Distortion
Common MIG Shielding Gases
Troubleshooting Guide For Semiautomatic Welding Equipment
Problem Probable Cause Remedy
Application
Welding power source
Welding arc not stable Wire slipping in drive rolls
Readjust welding parameters
Drive rolls if necessary
− Parts List
Drive Roll And Wire Guide Kits
Support
Service
Your distributor also gives
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To locate a Distributor or Service Agency visit
Miller Electric Mfg. Co
Your distributor and/or equipment manufacturer’s