EasyManua.ls Logo

Miller Dialarc 250 AC/DC User Manual

Miller Dialarc 250 AC/DC
36 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Page #1 background imageLoading...
Page #1 background image
Dialarc 250/250P AC/DC
Processes
Description
R
Stick (SMAW) Welding
Arc Welding Power Source
OM-321 202730R
2016−09
File: Stick (SMAW)
For product information,
Owner’s Manual translations,
and more, visit
www.MillerWelds.com

Questions and Answers:

Miller Dialarc 250 AC/DC Specifications

General IconGeneral
Frequency60 Hz
Open Circuit Voltage80 V
ProcessTIG, Stick
Duty Cycle (DC)60% at 250 A
Phase1/3
Welding Amperage Range35-300 A

Summary

Section 1: Safety Precautions

Arc Welding Hazards

Details risks like electric shock, fumes, arc rays, fire, noise, EMF, and cylinder safety.

Additional Safety Precautions

Section 3: Definitions

Section 4: Installation

Specifications

Provides electrical input and output specifications for different models and voltages.

Duty Cycle and Overheating

Volt-Ampere Curves

Selecting A Location

Selecting Cable Sizes

Connecting Weld Output Cables

Connecting To Weld Output Terminals

Electrical Service Guide

Placing Jumper Links

Connecting Input Power

Connecting 3-Phase Input Power

Section 5: Operation

Controls

Describes the function of the Range Selector, Amperage Adjustment, Circuit Breaker, and Power Switch.

Section 6: Maintenance & Troubleshooting

Troubleshooting

Provides a table of common issues and their remedies for weld output and fan motor.

Troubleshooting Continued

Low Weld Output and GTAW Specifics

Addresses issues with low weld output control and GTAW output current discrepancies.

Section 7: Electrical Diagrams

Warranty Information

Service and Support Information

Related product manuals