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DVI-2 R manual 229 598-B
Models:
DVI-2 R
1
35
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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
Page 35
Image 35
229
598-B
OM-232
386 Page 31
Page 34
Page 36
Page 35
Image 35
Page 34
Page 36
Contents
File MIG Gmaw
OM-232 386B
Processes
Description
From Miller to You
Table of Contents
Typical MIG Process Connections
− Parts List
− MIG Welding Gmaw Guidelines
HOT Parts can cause severe burns
Symbol Usage
Arc Welding Hazards
Electric Shock can kill
Flying Metal or Dirt can injure eyes
Fumes and Gases can be hazardous
ARC Rays can burn eyes and skin
Welding can cause fire or explosion
Moving Parts can cause injury
Welding Wire can cause injury
Fire or Explosion hazard
Falling Unit can cause injury
About Implanted Medical Devices
Principal Safety Standards
California Proposition 65 Warnings
EMF Information
UNE Décharge Électrique peut entraîner la mort
Symboles utilisés
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
LA Chute DE L’APPAREIL peut blesser
LE Bruit peut endommager l’ouïe
LES Bouteilles peuvent exploser si elles sont endommagées
Risque D’INCENDIE OU D’EXPLO
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
− Definitions
− Installation
Symbols And Definitions
Specifications
Minutes
Duty Cycle And Overheating
40% duty cycle at 150 amps Minutes Welding Minutes Resting
Overheating
Range Range 4 Range
Connecting To Weld Output Terminals
Correct Installation
Volt-Ampere Curves
11/16
Installing Work Cable And Clamp
Setting Gun Polarity For Wire Type
Polarity Changeover Label Information
Tools Needed 8, 5/8
Installing Gas Supply
Rear Panel
With 8 in 200 mm spools To turn spool, tension is set
Installing MIG Wire Spool and Adjusting Hub Tension
Installing 1 Or 2 lb Wire Spool
Use compression spring
230 VAC =GND/PE Earth Ground
Connecting 1-Phase Input Power For 230 VAC
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
Remove gun nozzle and contact tip
Threading Welding Wire
Pressure
Scale
Turn Off unit, and disconnect input power
Connecting An Optional Spool Gun
Voltage Control
− Operation
Controls
Parameter
Weld Parameter Chart
Voltage Chart Settings
Input Line
226 652-A
Unit Overload
− Maintenance &TROUBLESHOOTING
Routine Maintenance
Changing Drive Roll and Wire Inlet Guide
Welding Trouble Remedy
Aligning Drive Rolls and Wire Guide
Troubleshooting
Turn Off power
Wire Drive/Gun Trouble Remedy
OM-232 386
Welding Power Source Circuit Diagram
− Electrical Diagram
229 598-B
Typical MIG Process Connections
− MIG Welding Gmaw Guidelines
Select Voltage
Typical MIG Process Control Settings
Wire Size Amperage Range
Amperage
Groove Welds
Holding And Positioning Welding Gun
Short Normal Long
Conditions That Affect Weld Bead Shape
Push
Perpendicular Drag
Gun Movement During Welding
Poor Weld Bead Characteristics
Good Weld Bead Characteristics
Possible Causes Corrective Actions
Troubleshooting − Excessive Spatter
Troubleshooting − Porosity
Troubleshooting − Excessive Penetration
Troubleshooting − Burn-Through
Troubleshooting − Lack Of Penetration
Troubleshooting − Incomplete Fusion
Weld bead
Troubleshooting − Waviness Of Bead
Troubleshooting − Distortion
Application
Troubleshooting Guide For Semiautomatic Welding Equipment
Problem Probable Cause Remedy
Common MIG Shielding Gases
Drive rolls if necessary
Welding arc not stable Wire slipping in drive rolls
Readjust welding parameters
Welding power source
Drive Roll And Wire Guide Kits
− Parts List
Support
Service
Your distributor also gives
Your distributor and/or equipment manufacturer’s
To locate a Distributor or Service Agency visit
Miller Electric Mfg. Co
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