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Miller Electric
CST 250
manual
OM-2237
Models:
CST 250
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Troubleshooting
Specification
Parts list
Electrical Diagrams
Symbol Usage
Connecting Input Power
Dimension
Maintenance
Magnetics Subassembly
Lift-ArcStart Procedure
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Notes
OM-2237
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Contents
OM-2237 206 035H
Processes
Description
From Miller to You
Table of Contents
Page
Marks a special safety message
Symbol Usage
Arc Welding Hazards
Electric Shock can kill
Welding can cause fire or explosion
ARC Rays can burn eyes and skin
Flying Metal can injure eyes
Buildup of GAS can injure or kill
California Proposition 65 Warnings
Principal Safety Standards
EMF Information
About Pacemakers
− Consignes DE Sécurité − À Lire Avant Utilisation
Signification des symboles
LES Décharges Électriques peuvent être mortelles
LES Fumées ET LES GAZ peuvent être dangereux
LES Particules Projetées peu- vent blesser les yeux
LE Soudage peut causer un incen- die ou une explosion
LES Pièces Chaudes peuvent cau- ser des brûlures graves
LE Bruit peut affecter l’ouïe
LA Chute DE L’APPAREIL peut blesser
Risque D’INCENDIE OU D’EXPLO
’EMPLOI Excessif peut Faire
LES Pièces Mobiles peuvent cau- ser des blessures
Principales normes de sécurité
Information sur les champs électromagnétiques
Consignes relatives aux stimulateurs cardiaques
− Installation
Specifications
Duty Cycle And Overheating
100 150 200 250 300 350
Stick Smaw Volt-Ampere Curves
Amps
TIG Gtaw Volt-Ampere Curve
Dimensions And Weight
Selecting a Location
Location And Airflow
150 ft 200 ft 250 ft
Weld Output Terminals And Selecting Cable Sizes
350 ft 400 ft 45 m 60 m 70 m 90 m 105 m 120 m
Terminals Amperes
Positive + Weld Output Terminal
50/60 Hz Single-Phase 50/60 Hz Three-Phase
Electrical Service Guide
Stick Dcep Direct Current Electrode Positive Connections
Input Voltage
Selecting 230 Volts AC Single/Three Phase Input Voltage
Relinking Board Connection For 460 575 VAC Input Power
Selecting 460 575 Volts AC Three Phase Input Voltage
For three-phase operation
Connecting Input Power
For single-phase operation
= GND/PE
Controls
− Operation
Lift-ArctTIG Normal
Process Select Control
Lift-ArcStart Procedure
Stick Start Procedure − Scratch Start Technique
Lift-Arc Start
Application
Remote 14 Receptacle Information
Amperage Control
Fan-On-Demand
Rack Mounting
Routine Maintenance
− Maintenance and Troubleshooting
Blowing Out Inside Of Unit
Months
Trouble Possible Causes Remedy
Troubleshooting
Use proper size and type of weld cable see Section
Circuit Diagram
− Electrical Diagrams
Safety Information About Tungsten
− Selecting and Preparing Tungsten Electrode
Selecting Tungsten Electrode
Tungsten Electrode
OM-2237
Main Assembly
− Parts List
CAPACITOR,ELCTLT 2400 UF 500 VDC can 2.5 DIA
Panel, Front w/Components
Panel, Rear w/Components
Magnetics Subassembly
Heat Sink Assembly, Output Diode
Base Assembly
Heat Sink Assembly, Input
Page
Support
Service
Miller Electric Mfg. Co
Owner’s Record
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Contents