Miller Welder/Generator - Manual

Miller Welder/Generator

The Miller Du-Op Engine-Driven Welder/Generator is a versatile power tool combining welding capabilities with portable generator functionality, designed for heavy-duty outdoor applications. This system emphasizes multi-arc welding technology, offering adjustable output ranges to support various tasks while ensuring robust performance through features like thermal overload protection and Hot Start™. The manual also covers detailed specifications–such as engine capacity (e.g., Deutz F3L-914 diesel) and duty cycle ratings–to inform setup, maintenance, and operational efficiency. Safety and connectivity are addressed through control panel layouts and auxiliary power configurations, alongside performance charts for fuel consumption and auxiliary output. Accessories like electrode holders, wire feeders, and trailer hitches further expand its utility in field welding operations.

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Table of Contents:

  • Page 1 – Miller Du-Op Welder/Generator Specifications and Safety Features
  • Page 2 – Welder Performance Data and Engine Specifications
  • Page 3 – Genuine Accessories and Trailer/Hitch Options
  • Page 4 – Welding Trailer Specifications and Ordering Information
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Page 1

Quick
Specs

Weld meters

— digital ammeter

and presettable voltmeter allow
monitoring of welding output for
each welder.

Multi-arc welding is here!

One

dependable engine and two high-
performance arcs allow operators
to work independent of each other.
It’s a one-of-a-kind, go-anywhere
engine drive.

Miller Du-Op

®

Engine-Driven

Welder/Generator

Issued May 2008 • Index No. ED/10.9

Thermal overload protection

prevents machine damage if the
duty cycle is exceeded or airflow
is blocked.

Two 14-pin remote controls

can

be used for precise adjustment
of amperage or voltage along
with contactor.

Increase profits

with this multi-arc

machine by completing even your
most demanding jobs in half the
time compared to conventional
engine-driven welders. With two
arcs in one engine drive, fewer
machines are required for a job.

Double the amperage output

with a switch that parallels both
outputs to a single side. This
provides a safe and easy way to
run large electrodes, stud weld,
or carbon-arc gouge.

5,500 watts of AC generator
power

independent of welding

output. Two 120 V, 20 A GFCI
duplex receptacles. Two 230 V,
20 A duplex receptacles.

Hot Start

provides positive stick

electrode starts to make it easy
to start all types of electrodes.

The Power of Blue

®

.

Welder/generator is warranted by Miller for 3 years, parts and labor.

Engine is warranted by Deutz for 2 years.

Miller Electric Mfg. Co.

An Illinois Tool Works Company
1635 West Spencer Street
Appleton, WI 54914 USA

Web Site

www.MillerWelds.com

International Headquarters

Phone: 920 -735-4505
USA FAX: 920 -735-4134
Canadian FAX: 920-735-4169
International FAX: 920 -735-4125

Heavy Industrial Applications

Pipe Welding
Structural

Processes

Stick (SMAW)
MIG (GMAW)
Flux Cored (FCAW)
DC TIG (GTAW)
Air Carbon Arc (CAC-A)

Single Weld Mode:

3/8 in (9.5 mm) Carbons

Dual Weld Mode:

1/4 in (6.4 mm) Carbons

Output Range

Single Weld Mode:

(Right side) CC/DC 30 – 600 A

Dual Weld Mode:

(Both sides) CC/DC 15 – 300 A

CV/DC 10 – 32 A

Weld Output Rated at 104°F (40°C)

Single Weld Mode:

550 A at 30 VDC, 40% Duty Cycle

Dual Weld Mode:

275 A at 31 VDC, 40% Duty Cycle

Generator Output Rated at 104°F (40°C)

5,500 Watts Peak — 4,000 Watts Continuous

Weight

Net: 2115 lb (959 kg) Ship: 2150 lb (975 kg)

Arc control (DIG)

allows the arc

characteristics to be changed for
specific applications and electrodes.
Smooth running 7018 or stiffer,
more penetrating 6010 electrodes.

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About this manual

Brand
Miller
Model
Welder/Generator
Document type
Manual
Language(s)
English
Pages
4
File size
363.2 KB
Format
PDF

Summary

Page 1 - Miller Du-Op Welder/Generator Specifications and Safety Features

Details on multi-arc welding technology, output ranges, generator power, thermal overload protection, Hot Start™, product image, and warranty information for the welder/generator.

Page 2 - Welder Performance Data and Engine Specifications

Equipment specifications, engine details (Deutz F3L-914 diesel), control panel layout diagrams, welding modes, output parameters, duty cycle charts, auxiliary power, and fuel consumption data.

Page 3 - Genuine Accessories and Trailer/Hitch Options

List of genuine Miller options and accessories, including stick (SMAW) welding equipment like electrode holders and wire feeders, and various trailer models such as HWY-224, HWY-430, and 4 West with associated specifications.

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