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Miller Electric
225, 300 manual
Models:
300
225
1
44
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Troubleshooting
Specifications
Weld Bead Characteristics
Parts list
Duty Cycle Charts
Maintenance
Connecting Input Power
Main Assembly
Symbol Usage
Safety
Page 44
Image 44
Notes
Page 43
Page 45
Page 44
Image 44
Page 43
Page 45
Contents
Processes
Description
Visit our website at OM-316087 083Q August
Stick Smaw Welding
From Miller to You
Table of Contents
Page
Symbol Usage
Marks a special safety message
Arc Welding Hazards
Electric Shock can kill
ARC Rays can burn eyes and skin
Welding can cause fire or explosion
Flying Metal can injure eyes
Buildup of GAS can injure or kill
California Proposition 65 Warnings
About Pacemakers
Principal Safety Standards
EMF Information
Signification des symboles
− Consignes DE Sécurité − À Lire Avant Utilisation
LES Décharges Électriques peuvent être mortelles
LES Fumées ET LES GAZ peuvent être dangereux
LE Soudage peut causer un incen- die ou une explosion
LES Particules Projetées peu- vent blesser les yeux
LES Pièces Chaudes peuvent cau- ser des brûlures graves
LE Bruit peut affecter l’ouïe
Risque D’INCENDIE OU D’EXPLO
LA Chute DE L’APPAREIL peut blesser
’EMPLOI Excessif peut Faire
LES Pièces Mobiles peuvent cau- ser des blessures
Principales normes de sécurité
Information sur les champs électromagnétiques
Rexdale, Rexdale Ontario Canada M9W 1R3 téléphone
Consignes relatives aux stimulateurs cardiaques
Manufacturer’s Rating Labels
Symbols And Definitions
− Definitions
− Installation
Specifications
AC/DC Models
AC Models
Duty Cycle Charts
Void warranty
For AC/DC Models
For AC Models
For 220, 230/400, And 460 Volt Models 300/200 Amperes
Volt-Ampere Curves
For 115/230, 230 And 460 Volt Models 225/150 Amperes
AC Amperes
For 115/230 And 230 Volt Models 225 Amperes
For 220 Volt Model For 230/400 Volt Model Amperes
Selecting a Location
18 in 457 mm for airflow
Installing Electrode Holder And Work Clamp
Installing Electrode Cable and Barrel onto Electrode Holder
Installing Work Cable onto Work Clamp
Weld Output Cables
Electrical Service Guide
115 220 230 400 460
47.5
150
Turn Off unit and disconnect input power
10 115 V Input Power Cord White Lead
Tools Needed 16, 3/8 Cut tie wraps
Wrapper Remove wrapper Jumper Leads
Connected For 400 Volts Connected For 230 Volts
Connecting Input Power
− Operation
Controls
Controls For AC/DC Models
For DC Weld Output
Controls For AC Models
− Maintenance & Troubleshooting
Routine Maintenance
Lubricating Shunt Block And Anti-Noise Adjustment
Months
Torx
Reinstalling Amperage Adjustment Indicator
Wrapper Remove wrapper from unit Crank Handle Shunt Shaft
Troubleshooting
Trouble Remedy
− Electrical Diagrams
Circuit Diagram For AC/DC 230 Volts Models
Circuit Diagram For AC/DC 115/230 Volts Models
Circuit Diagram For 300/200 AC/DC 230/400 Volts Models
Circuit Diagram For 225 230 Volts Models
Circuit Diagram For 300 220 Volts Models
− Welding Methods & Troubleshooting
Welding Methods Shielded Metal Arc Welding Smaw Procedure
Electrode And Amperage Selection Chart
10−30
Striking An Arc
Positioning The Electrode Holder
Weld Bead Characteristics
Conditions That Affect Weld Bead Shape
Electrode Angle
Arc Length
Electrode Movement During Welding
Butt Joints
Do not let weave width
Tack Welds
Welding Troubleshooting
Lap Joints
Tee Joints
Porosity
Lack Of Penetration
Excessive Spatter
Incomplete Fusion
Excessive Penetration
Burn-Through
Waviness Of Bead
Distortion
− Parts List
Main Assembly AC/DC model illustrated
Main Assembly
Page
Work like a Pro
TM-188 304 Invision 354MP
Support
Service
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Miller Electric Mfg. Co
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Transportation Department