Miller MB240015V Owner's manual

SuitCase

X-TREME 12VS WCC

(With Weld Cable Control)

OM-237 326J

2011−06

Processes

Description

MIG (GMAW) Welding

Flux Cored (FCAW) Welding

Wire Feeder

™

File: MIG (GMAW)

Visit our website at

www.MillerWelds.com

Miller Electric manufactures a full line

of welders and welding related equipment.

For information on other quality Miller

products, contact your local Miller distributor to receive the latest full

line catalog or individual specification sheets. To locate your nearest

distributor or service agency call 1-800-4-A-Miller, or visit us at

www.MillerWelds.com on the web.

Thank you and congratulations on choosing Miller. Now you can get

the job done and get it done right. We know you don’t have time to do

it any other way.

That’s why when Niels Miller first started building arc welders in 1929,

he made sure his products offered long-lasting value and superior

quality. Like you, his customers couldn’t afford anything less. Miller

products had to be more than the best they could be. They had to be the

best you could buy.

Today, the people that build and sell Miller products continue the

tradition. They’re just as committed to providing equipment and service

that meets the high standards of quality and value established in 1929.

This Owner’s Manual is designed to help you get the most out of your

Miller products. Please take time to read the Safety precautions. They

will help you protect yourself against potential hazards on the worksite.

We’ve made installation and operation quick

and easy. With Miller you can count on years

of reliable service with proper maintenance.

And if for some reason the unit needs repair,

there’s a Troubleshooting section that will

help you figure out what the problem is. The

parts list will then help you to decide the

exact part you may need to fix the problem.

Warranty and service information for your

particular model are also provided.

Miller is the first welding

equipment manufacturer in

the U.S.A. to be registered to

the ISO 9001 Quality System

Standard.

Working as hard as you do

− every power source from

Miller is backed by the most

hassle-free warranty in the

business.

From Miller to You

Mil_Thank 2009−09

TABLE OF CONTENTS

SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING 1.................................

1-1. Symbol Usage 1.......................................................................

1-2. Arc Welding Hazards 1.................................................................

1-3. Additional Symbols For Installation, Operation, And Maintenance 3.............................

1-4. California Proposition 65 Warnings 4......................................................

1-5. Principal Safety Standards 4.............................................................

1-6. EMF Information 4.....................................................................

SECTION 2 − CONSIGNES DE SÉCURITÉ − LIRE AVANT UTILISATION 5...........................

2-1. Symboles utilisés 5.....................................................................

2-2. Dangers relatifs au soudage à l’arc 5......................................................

2-3. Dangers supplémentaires en relation avec l’installation, le fonctionnement et la maintenance 7.....

2-4. Proposition californienne 65 Avertissements 8..............................................

2-5. Principales normes de sécurité 9.........................................................

2-6. Informations relatives aux CEM 9.........................................................

SECTION 3 − DEFINITIONS 11..................................................................

3-1. Serial Number And Rating Label Location 11................................................

3-2. Symbols And Definitions 11...............................................................

SECTION 4 − INSTALLATION 12................................................................

4-1. Specifications 12........................................................................

4-2. Gun Recommendation Table 12...........................................................

4-3. Equipment Connection Diagram 12........................................................

4-4. WCC (Weld Cable Control) Applications 13..................................................

4-5. Associating Wire Feeder To WCC Compatible Power Source Or WCC Control Quick Setup Guide 13.

4-6. Equipment Setup 13.....................................................................

4-7. Installing And Aligning Wire Guide And Drive Rolls 14.........................................

4-8. Connecting Welding Gun And Voltage Sensing Clamp 15......................................

4-9. Connecting Shielding Gas 16.............................................................

4-10. Connecting Weld Cable 16...............................................................

4-11. Motor Board (PC1) DIP Switch Settings 17..................................................

4-12. Weld Output Terminals And Selecting Cable Sizes* 18........................................

4-13. Installing And Threading Welding Wire 19...................................................

4-14. Display Board (PC22) DIP Switch Settings 21...............................................

SECTION 5 − OPERATION 23...................................................................

5-1. Controls With Meters 23..................................................................

5-2. Gun Consumables Information 24.........................................................

SECTION 6 − MAINTENANCE & TROUBLESHOOTING 25.........................................

6-1. Routine Maintenance 25.................................................................

6-2. Overload Protection And Thermostat Protection 25...........................................

6-3. Cleaning Debris From Shielding Gas Filter Fitting 26..........................................

6-4. Troubleshooting 26......................................................................

6-5. Diagnostics 28.........................................................................

SECTION 7 − ELECTRICAL DIAGRAM 29........................................................

SECTION 8 − PARTS LIST 30...................................................................

WARRANTY

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OM-237 326 Page 1

SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING

som 2011−01

Protect yourself and others from injury — read and follow these precautions.

1-1. Symbol Usage

DANGER! − Indicates a hazardous situation which, if

not avoided, will result in death or serious injury. The

possible hazards are shown in the adjoining symbols

or explained in the text.

Indicates a hazardous situation which, if not avoided,

could result in death or serious injury. The possible

hazards are shown in the adjoining symbols or ex-

plained in the text.

NOTICE − Indicates statements not related to personal injury.

. Indicates special instructions.

This group of symbols means Warning! Watch Out! ELECTRIC

SHOCK, MOVING PARTS, and HOT PARTS hazards. Consult sym-

bols and related instructions below for necessary actions to avoid the

hazards.

1-2. Arc Welding Hazards

The symbols shown below are used throughout this manual

to call attention to and identify possible hazards. When you

see the symbol, watch out, and follow the related instructions

to avoid the hazard. The safety information given below is

only a summary of the more complete safety information

found in the Safety Standards listed in Section 1-5. Read and

follow all Safety Standards.

Only qualified persons should install, operate, maintain, and

repair this unit.

During operation, keep everybody, especially children, away.

ELECTRIC SHOCK can kill.

Touching live electrical parts can cause fatal shock

or severe burns. The electrode and work circuit i

electrically live whenever the output is on. The inpu

power circuit and machine internal circuits are also

live when power is on. In semiautomatic or automati

wire welding, the wire, wire reel, drive roll housing

and all metal parts touching the welding wire are

electrically live. Incorrectly installed or improperl

grounded equipment is a hazard.

D Do not touch live electrical parts.

D Wear dry, hole-free insulating gloves and body protection.

D Insulate yourself from work and ground using dry insulating mats

or covers big enough to prevent any physical contact with the work

or ground.

D Do not use AC output in damp areas, if movement is confined, or if

there is a danger of falling.

D Use AC output ONLY if required for the welding process.

D If AC output is required, use remote output control if present on

unit.

D Additional safety precautions are required when any of the follow-

ing electrically hazardous conditions are present: in damp

locations or while wearing wet clothing; on metal structures such

as floors, gratings, or scaffolds; when in cramped positions such

as sitting, kneeling, or lying; or when there is a high risk of unavoid-

able or accidental contact with the workpiece or ground. For these

conditions, use the following equipment in order presented: 1) a

semiautomatic DC constant voltage (wire) welder, 2) a DC manual

(stick) welder, or 3) an AC welder with reduced open-circuit volt-

age. In most situations, use of a DC, constant voltage wire welder

is recommended. And, do not work alone!

D Disconnect input power or stop engine before installing or

servicing this equipment. Lockout/tagout input power according to

OSHA 29 CFR 1910.147 (see Safety Standards).

D Properly install and ground this equipment according to its

Owner’s Manual and national, state, and local codes.

D Always verify the supply ground − check and be sure that input

power cord ground wire is properly connected to ground terminal in

disconnect box or that cord plug is connected to a properly

grounded receptacle outlet.

D When making input connections, attach proper grounding conduc-

tor first − double-check connections.

D Keep cords dry, free of oil and grease, and protected from hot metal

and sparks.

D Frequently inspect input power cord for damage or bare wiring −

replace cord immediately if damaged − bare wiring can kill.

D Turn off all equipment when not in use.

D Do not use worn, damaged, undersized, or poorly spliced cables.

D Do not drape cables over your body.

D If earth grounding of the workpiece is required, ground it directly

with a separate cable.

D Do not touch electrode if you are in contact with the work, ground,

or another electrode from a different machine.

D Do not touch electrode holders connected to two welding ma-

chines at the same time since double open-circuit voltage will be

present.

D Use only well-maintained equipment. Repair or replace damaged

parts at once. Maintain unit according to manual.

D Wear a safety harness if working above floor level.

D Keep all panels and covers securely in place.

D Clamp work cable with good metal-to-metal contact to workpiece

or worktable as near the weld as practical.

D Insulate work clamp when not connected to workpiece to prevent

contact with any metal object.

D Do not connect more than one electrode or work cable to any

single weld output terminal.

SIGNIFICANT DC VOLTAGE exists in inverter weld-

ing power sources AFTER removal of input power.

D Turn Off inverter, disconnect input power, and discharge input

capacitors according to instructions in Maintenance Section

before touching any parts.

HOT PARTS can burn.

D Do not touch hot parts bare handed.

D Allow cooling period before working on equip-

ment.

D To handle hot parts, use proper tools and/or

wear heavy, insulated welding gloves and

clothing to prevent burns.

OM-237 326 Page 2

Welding produces fumes and gases. Breathing

these fumes and gases can be hazardous to your

health.

FUMES AND GASES can be hazardous.

D Keep your head out of the fumes. Do not breathe the fumes.

D If inside, ventilate the area and/or use local forced ventilation at the

arc to remove welding fumes and gases.

D If ventilation is poor, wear an approved air-supplied respirator.

D Read and understand the Material Safety Data Sheets (MSDSs)

and the manufacturer’s instructions for metals, consumables,

coatings, cleaners, and degreasers.

D Work in a confined space only if it is well ventilated, or while

wearing an air-supplied respirator. Always have a trained watch-

person nearby. Welding fumes and gases can displace air and

lower the oxygen level causing injury or death. Be sure the breath-

ing air is safe.

D Do not weld in locations near degreasing, cleaning, or spraying op-

erations. The heat and rays of the arc can react with vapors to form

highly toxic and irritating gases.

D Do not weld on coated metals, such as galvanized, lead, or

cadmium plated steel, unless the coating is removed from the weld

area, the area is well ventilated, and while wearing an air-supplied

respirator. The coatings and any metals containing these elements

can give off toxic fumes if welded.

Arc rays from the welding process produce intense

visible and invisible (ultraviolet and infrared) rays

that can burn eyes and skin. Sparks fly off from the

weld.

D Wear an approved welding helmet fitted with a proper shade of

filter lenses to protect your face and eyes from arc rays and

sparks when welding or watching (see ANSI Z49.1 and Z87.1

listed in Safety Standards).

D Wear approved safety glasses with side shields under your

helmet.

D Use protective screens or barriers to protect others from flash,

glare and sparks; warn others not to watch the arc.

D Wear protective clothing made from durable, flame-resistant

material (leather, heavy cotton, or wool) and foot protection.

ARC RAYS can burn eyes and skin.

Welding on closed containers, such as tanks,

drums, or pipes, can cause them to blow up. Sparks

can fly off from the welding arc. The flying sparks, hot

workpiece, and hot equipment can cause fires and

burns. Accidental contact of electrode to metal objects can cause

sparks, explosion, overheating, or fire. Check and be sure the area is

safe before doing any welding.

WELDING can cause fire or explosion.

D Remove all flammables within 35 ft (10.7 m) of the welding arc. If

this is not possible, tightly cover them with approved covers.

D Do not weld where flying sparks can strike flammable material.

D Protect yourself and others from flying sparks and hot metal.

D Be alert that welding sparks and hot materials from welding can

easily go through small cracks and openings to adjacent areas.

D Watch for fire, and keep a fire extinguisher nearby.

D Be aware that welding on a ceiling, floor, bulkhead, or partition can

cause fire on the hidden side.

D Do not weld on closed containers such as tanks, drums, or pipes,

unless they are properly prepared according to AWS F4.1 (see

Safety Standards).

D Do not weld where the atmosphere may contain flammable dust,

gas, or liquid vapors (such as gasoline).

D Connect work cable to the work as close to the welding area as

practical to prevent welding current from traveling long, possibly

unknown paths and causing electric shock, sparks, and fire

hazards.

D Do not use welder to thaw frozen pipes.

D Remove stick electrode from holder or cut off welding wire at

contact tip when not in use.

D Wear oil-free protective garments such as leather gloves, heavy

shirt, cuffless trousers, high shoes, and a cap.

D Remove any combustibles, such as a butane lighter or matches,

from your person before doing any welding.

D After completion of work, inspect area to ensure it is free of sparks,

glowing embers, and flames.

D Use only correct fuses or circuit breakers. Do not oversize or by-

pass them.

D Follow requirements in OSHA 1910.252 (a) (2) (iv) and NFPA 51B

for hot work and have a fire watcher and extinguisher nearby.

FLYING METAL or DIRT can injure eyes.

D Welding, chipping, wire brushing, and grinding

cause sparks and flying metal. As welds cool,

they can throw off slag.

D Wear approved safety glasses with side

shields even under your welding helmet.

BUILDUP OF GAS can injure or kill.

D Shut off compressed gas supply when not in use.

D Always ventilate confined spaces or use

approved air-supplied respirator.

ELECTRIC AND MAGNETIC FIELDS (EM

can affect Implanted Medical Devices.

D Wearers of Pacemakers and other Implante

Medical Devices should keep away.

D Implanted Medical Device wearers should consult their docto

and the device manufacturer before going near arc welding, spo

welding, gouging, plasma arc cutting, or induction heating

operations.

NOISE can damage hearing.

Noise from some processes or equipment can

damage hearing.

D Wear approved ear protection if noise level is

high.

Compressed gas cylinders contain gas under high

pressure. If damaged, a cylinder can explode. Since

gas cylinders are normally part of the welding

process, be sure to treat them carefully.

CYLINDERS can explode if damaged.

D Protect compressed gas cylinders from excessive heat, mechani-

cal shocks, physical damage, slag, open flames, sparks, and arcs.

D Install cylinders in an upright position by securing to a stationary

support or cylinder rack to prevent falling or tipping.

D Keep cylinders away from any welding or other electrical circuits.

D Never drape a welding torch over a gas cylinder.

D Never allow a welding electrode to touch any cylinder.

D Never weld on a pressurized cylinder − explosion will result.

D Use only correct compressed gas cylinders, regulators, hoses,

and fittings designed for the specific application; maintain them

and associated parts in good condition.

D Turn face away from valve outlet when opening cylinder valve.

D Keep protective cap in place over valve except when cylinder is in

use or connected for use.

D Use the right equipment, correct procedures, and sufficient num-

ber of persons to lift and move cylinders.

D Read and follow instructions on compressed gas cylinders,

associated equipment, and Compressed Gas Association (CGA)

publication P-1 listed in Safety Standards.

OM-237 326 Page 3

1-3. Additional Symbols For Installation, Operation, And Maintenance

FIRE OR EXPLOSION hazard.

D Do not install or place unit on, over, or near

combustible surfaces.

D Do not install unit near flammables.

D Do not overload building wiring − be sure power supply system is

properly sized, rated, and protected to handle this unit.

FALLING EQUIPMENT can injure.

D Use lifting eye to lift unit only, NOT running

gear, gas cylinders, or any other accessories.

D Use equipment of adequate capacity to lift and

support unit.

D If using lift forks to move unit, be sure forks are long enough to

extend beyond opposite side of unit.

D Keep equipment (cables and cords) away from moving vehicles

when working from an aerial location.

D Follow the guidelines in the Applications Manual for the Revised

NIOSH Lifting Equation (Publication No. 94−110) when manu-

ally lifting heavy parts or equipment.

OVERUSE can cause OVERHEATING

D Allow cooling period; follow rated duty cycle.

D Reduce current or reduce duty cycle before

starting to weld again.

D Do not block or filter airflow to unit.

FLYING SPARKS can injure.

D Wear a face shield to protect eyes and face.

D Shape tungsten electrode only on grinder with

proper guards in a safe location wearing proper

face, hand, and body protection.

D Sparks can cause fires — keep flammables away.

STATIC (ESD) can damage PC boards.

D Put on grounded wrist strap BEFORE handling

boards or parts.

D Use proper static-proof bags and boxes to

store, move, or ship PC boards.

MOVING PARTS can injure.

D Keep away from moving parts.

D Keep away from pinch points such as drive

rolls.

WELDING WIRE can injure.

D Do not press gun trigger until instructed to do

so.

D Do not point gun toward any part of the body,

other people, or any metal when threading

welding wire.

MOVING PARTS can injure.

D Keep away from moving parts such as fans.

D Keep all doors, panels, covers, and guards

closed and securely in place.

D Have only qualified persons remove doors, panels, covers, or

guards for maintenance and troubleshooting as necessary.

D Reinstall doors, panels, covers, or guards when maintenance is

finished and before reconnecting input power.

READ INSTRUCTIONS.

D Read and follow all labels and the Owner’s

Manual carefully before installing, operating, or

servicing unit. Read the safety information at

the beginning of the manual and in each

section.

D Use only genuine replacement parts from the manufacturer.

D Perform maintenance and service according to the Owner’s

Manuals, industry standards, and national, state, and local

codes.

H.F. RADIATION can cause interference.

D High-frequency (H.F.) can interfere with radio

navigation, safety services, computers, and

communications equipment.

D Have only qualified persons familiar with

electronic equipment perform this installation.

D The user is responsible for having a qualified electrician prompt-

ly correct any interference problem resulting from the installa-

tion.

D If notified by the FCC about interference, stop using the

equipment at once.

D Have the installation regularly checked and maintained.

D Keep high-frequency source doors and panels tightly shut, keep

spark gaps at correct setting, and use grounding and shielding to

minimize the possibility of interference.

ARC WELDING can cause interference.

D Electromagnetic energy can interfere with

sensitive electronic equipment such as

computers and computer-driven equipment

such as robots.

D Be sure all equipment in the welding area is

electromagnetically compatible.

D To reduce possible interference, keep weld cables as short as

possible, close together, and down low, such as on the floor.

D Locate welding operation 100 meters from any sensitive elec-

tronic equipment.

D Be sure this welding machine is installed and grounded

according to this manual.

D If interference still occurs, the user must take extra measures

such as moving the welding machine, using shielded cables,

using line filters, or shielding the work area.

OM-237 326 Page 4

1-4. California Proposition 65 Warnings

Welding or cutting equipment produces fumes or gases

which contain chemicals known to the State of California to

cause birth defects and, in some cases, cancer. (California

Health & Safety Code Section 25249.5 et seq.)

Battery posts, terminals and related accessories contain lead

and lead compounds, chemicals known to the State of

California to cause cancer and birth defects or other

reproductive harm. Wash hands after handling.

This product contains chemicals, including lead, known to

the state of California to cause cancer, birth defects, or other

reproductive harm. Wash hands after use.

For Gasoline Engines:

Engine exhaust contains chemicals known to the State of

California to cause cancer, birth defects, or other reproduc-

tive harm.

For Diesel Engines:

Diesel engine exhaust and some of its constituents are

known to the State of California to cause cancer, birth

defects, and other reproductive harm.

1-5. Principal Safety Standards

Safety in Welding, Cutting, and Allied Processes, ANSI Standard Z49.1,

from Global Engineering Documents (phone: 1-877-413-5184, website:

www.global.ihs.com).

Safe Practices for the Preparation of Containers and Piping for Welding

and Cutting, American Welding Society Standard AWS F4.1, from Glob-

al Engineering Documents (phone: 1-877-413-5184, website:

www.global.ihs.com).

National Electrical Code, NFPA Standard 70, from National Fire Protec-

tion Association, Quincy, MA 02269 (phone: 1-800-344-3555, website:

www.nfpa.org and www. sparky.org).

Safe Handling of Compressed Gases in Cylinders, CGA Pamphlet P-1,

from Compressed Gas Association, 4221 Walney Road, 5th Floor,

Chantilly, VA 20151 (phone: 703-788-2700, website:www.cganet.com).

Safety in Welding, Cutting, and Allied Processes, CSA Standard

W117.2, from Canadian Standards Association, Standards Sales, 5060

Spectrum Way, Suite 100, Ontario, Canada L4W 5NS (phone:

800-463-6727, website: www.csa-international.org).

Safe Practice For Occupational And Educational Eye And Face Protec-

tion, ANSI Standard Z87.1, from American National Standards Institute,

25 West 43rd Street, New York, NY 10036 (phone: 212-642-4900, web-

site: www.ansi.org).

Standard for Fire Prevention During Welding, Cutting, and Other Hot

Work, NFPA Standard 51B, from National Fire Protection Association,

Quincy, MA 02269 (phone: 1-800-344-3555, website: www.nfpa.org.

OSHA, Occupational Safety and Health Standards for General Indus-

try, Title 29, Code of Federal Regulations (CFR), Part 1910, Subpart Q,

and Part 1926, Subpart J, from U.S. Government Printing Office, Super-

intendent of Documents, P.O. Box 371954, Pittsburgh, PA 15250-7954

(phone: 1-866-512-1800) (there are 10 OSHA Regional Offices—

phone for Region 5, Chicago, is 312-353-2220, website:

www.osha.gov).

U.S. Consumer Product Safety Commission (CPSC), 4330 East West

Highway, Bethesda, MD 20814 (phone: 301-504-7923, website:

www.cpsc.gov).

Applications Manual for the Revised NIOSH Lifting Equation, The Na-

tional Institute for Occupational Safety and Health (NIOSH), 1600

Clifton Rd, Atlanta, GA 30333 (phone: 1-800-232-4636, website:

www.cdc.gov/NIOSH).

1-6. EMF Information

Electric current flowing through any conductor causes localized electric

and magnetic fields (EMF). Welding current creates an EMF field

around the welding circuit and welding equipment. EMF fields may inter-

fere with some medical implants, e.g. pacemakers. Protective

measures for persons wearing medical implants have to be taken. For

example, access restrictions for passers−by or individual risk assess-

ment for welders. All welders should use the following procedures in

order to minimize exposure to EMF fields from the welding circuit:

1. Keep cables close together by twisting or taping them, or using a

cable cover.

2. Do not place your body between welding cables. Arrange cables

to one side and away from the operator.

3. Do not coil or drape cables around your body.

4. Keep head and trunk as far away from the equipment in the

welding circuit as possible.

5. Connect work clamp to workpiece as close to the weld as

possible.

6. Do not work next to, sit or lean on the welding power source.

7. Do not weld whilst carrying the welding power source or wire

feeder.

About Implanted Medical Devices:

Implanted Medical Device wearers should consult their doctor and the

device manufacturer before performing or going near arc welding, spot

welding, gouging, plasma arc cutting, or induction heating operations.

If cleared by your doctor, then following the above procedures is recom-

mended.

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OM-237 326 Page 9

2-5. Principales normes de sécurité

Safety in Welding, Cutting, and Allied Processes, ANSI Standard Z49.1,

de Global Engineering Documents (téléphone : 1-877-413-5184, site

Internet : www.global.ihs.com).

Safe Practices for the Preparation of Containers and Piping for Welding

and Cutting, American Welding Society Standard AWS F4.1, de Global

Engineering Documents (téléphone : 1-877-413-5184, site internet :

www.global.ihs.com).

National Electrical Code, NFPA Standard 70, de National Fire Protec-

tion Association, Quincy, MA 02269 (téléphone : 800-344-3555, site

Internet : www.nfpa.org et www.sparky.org).

Safe Handling of Compressed Gases in Cylinders, CGA Pamphlet P-1,

de Compressed Gas Association, 4221 Walney Road, 5th Floor, Chan-

tilly, VA 20151 (téléphone : 703-788-2700, site Internet :

www.cganet.com).

Safety in Welding, Cutting, and Allied Processes, CSA Standard

W117.2, de Canadian Standards Association, Standards Sales, 5060

Spectrum Way, Suite 100, Ontario, Canada L4W 5NS (téléphone :

800-463-6727, site internet : www.csa-international.org).

Safe Practice For Occupational And Educational Eye And Face Protec-

tion, ANSI Standard Z87.1, de American National Standards Institute,

25 West 43rd Street, New York, NY 10036 (téléphone : 212-642-4900,

site Internet : www.ansi.org).

Standard for Fire Prevention During Welding, Cutting, and Other Hot

Work, NFPA Standard 51B, de National Fire Protection Association,

P.O. Box 9101, Quincy, MA 02269-9101 (téléphone : 617-770-3000,

site Internet : www.nfpa.org).

OSHA, Occupational Safety and Health Standards for General

Industry, Title 29, Code of Federal Regulations (CFR), Part 1910,

Subpart Q, and Part 1926, Subpart J, de U.S. Government Printing

Office, Superintendent of Documents, P.O. Box 371954, Pittsburgh, PA

15250-7954 (téléphone : 1-866-512-1800) (il y a 10 bureaux

régionaux−le téléphone de la région 5, Chicago, est 312-353-2220, site

Internet : www.osha.gov).

U.S. Consumer Product Safety Commission (CPSC), 4330 East West

Highway, Bethesda, MD 20814 (téléphone : 301-504-7923, site inter-

net : www.cpsc.gov).

Applications Manual for the Revised NIOSH Lifting Equation, The

National Institute for Occupational Safety and Health (NIOSH), 1600

Clifton Rd, Atlanta, GA 30333 (télé[hone : 1-800-232-4636, site internet:

www.cdc.gov/NIOSH).

2-6. Informations relatives aux CEM

Le courant électrique qui traverse tout conducteur génère des champs

électromagnétiques (CEM) à certains endroits. Le courant de soudage

crée un CEM autour du circuit et du matériel de soudage. Les CEM

peuvent créer des interférences avec certains implants médicaux

comme des stimulateurs cardiaques. Des mesures de protection pour

les porteurs d’implants médicaux doivent être prises: par exemple, des

restrictions d’accès pour les passants ou une évaluation individuelle

des risques pour les soudeurs. Tous les soudeurs doivent appliquer les

procédures suivantes pour minimiser l’exposition aux CEM provenant

du circuit de soudage:

1. Rassembler les câbles en les torsadant ou en les attachant avec

du ruban adhésif ou avec une housse.

2. Ne pas se tenir au milieu des câbles de soudage. Disposer les

câbles d’un côté et à distance de l’opérateur.

3. Ne pas courber et ne pas entourer les câbles autour de votre

corps.

4. Maintenir la tête et le torse aussi loin que possible du matériel du

circuit de soudage.

5. Connecter la pince sur la pièce aussi près que possible de la

soudure.

6. Ne pas travailler à proximité d’une source de soudage, ni

s’asseoir ou se pencher dessus.

7. Ne pas souder tout en portant la source de soudage ou le

dévidoir.

En ce qui concerne les implants médicaux :

Les porteurs d’implants doivent d’abord consulter leur médecin avant

de s’approcher des opérations de soudage à l’arc, de soudage par

points, de gougeage, du coupage plasma ou de chauffage par induc-

tion. Si le médecin approuve, il est recommandé de suivre les

procédures précédentes.

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OM-237 326 Page 11

SECTION 3 − DEFINITIONS

3-1. Serial Number And Rating Label Location

The serial number and rating information for this product is located inside the cover. Use rating label to determine input power requirements and/or

rated output. For future reference, write serial number in space provided on back cover of this manual.

3-2. Symbols And Definitions

. Some symbols are found only on CE products.

Input Current

Input Voltage

Amperes

Volts

Read Instructions Wire Feed Percent

Degree Of Protec-

tion

Input

Cold Jog (Inch) To-

wards Workpiece

Purge By Gas Increase

Constant Current

Supplementary

Protectors

Constant Voltage

Rated Welding

Current

Trigger Hold Off Trigger Hold On Filter Gas In

Power Connection

Notes

OM-237 326 Page 12

SECTION 4 − INSTALLATION

4-1. Specifications

Type of

Input

Power

Welding

Power

Source

Type

Wire Feed

Speed

Range

Wire

Diameter

Range

Input

Welding

Circuit

Rating

Max. Wire

Spool

Capacity

Overall

Dimensions

Weight

Open-Circuit/

Arc Voltage,

14 − 110

Volts DC

Constant

Voltage (CV)

or Constant

Current (CC)

DC Power

Source Only

50 − 780 ipm

(1.3 − 19.8

mpm)

Depending On

Arc Voltage

.023 − 5/64 in.

(0.6 − 2 mm);

425 Amperes

At 60%

Duty Cycle

45 lb (20.4 kg),

12 in. (304 mm)

Length: 21 in.

(533 mm)

Width: 9 in.

(229 mm)

Height: 15-1/2 in.

(394 mm)

35 lb

(16 kg)

4-2. Gun Recommendation Table

Process Gun

GMAW − Hard or Cored Wires Bernard Q300 or Q400

FCAW − Self-Shielding Wires FC-1260

Dura-Flux

4-3. Equipment Connection Diagram

Ref. 247 834-A

! Turn Off wire feeder and

welding power source. Stop

engine on welding

generator.

1 Welding Power Source

2 Gas Hose

3 Weld Cable To Feeder

4 WCC Control (Optional)

5 Work Cable To Workpiece

Weld cable and work cable connec-

tions to power source (DCEN/

DCEP) are dependant on wire type.

. Since feeder is not polarity sen-

sitive, there is no need for an

electrode polarity switch.

6 Workpiece

7 Voltage Sensing Clamp

Connect voltage sensing clamp to

workpiece.

8 Gun

9 Gun Trigger Receptacle

10 Wire Feeder

11 Gas Cylinder

Use of shielding gas is dependant

on wire type.

. Shielding gas pressure not to

exceed 100 psi (689 kPa).

OM-237 326 Page 13

4-4. WCC (Weld Cable Control) Applications

. To take advantage of the WCC features, the Suitcase X−TREME WCC wire feeder must be used with a WCC Control, Dimension NT 456 w/WCC,

or other power sources with WCC in the product description. The Suitcase X−TREME WCC wire feeder may also be used as a standard feeder

on any Non−WCC power source.

4-5. Associating Wire Feeder To WCC Compatible Power Source Or WCC Control Quick

Setup Guide

1 Pull trigger on gun.

2 Do not strike an arc.

3 Decimal points on feeder voltmeter will blink.

4 When decimal points stop blinking and a voltage is displayed, the feeder and power source or WCC Control are associated.

5 Use voltage control on feeder to adjust weld voltage.

6 The voltmeter will alternate between preset voltage and open circuit voltage while idle or weld voltage at the wire feeder while welding.

. See Section 4-6 for detailed equipment setup.

. To take advantage of the WCC features,

the Suitcase X-TREME WCC wire feeder

must be used with a WCC Control, Di-

mension NT 456 w/WCC, or other power

sources with WCC in the product descrip-

tion. The Suitcase X-TREME WCC wire

feeder may also be used as a standard

feeder on any Non-WCC power source.

During WCC operation, preset weld voltage

and wire feed speed are set at the wire feeder

front panel. Voltage control is disabled at the

welding power source.

Associating the SUITCASE X-TREME

WCC wire feeder to a WCC compatible

welding power source or WCC Control:

1 On WCC power source set Mode

Switch to V-SENSE FEEDER position.

2 On power source set Panel/Remote

Control Switch to REMOTE position.

(if applicable).

3 On feeder set CC/CV switch to CV

mode. The feeder will not associate with

another piece of equipment if the feeder

is set to CC mode.

4 After connecting wire feeder to WCC

Control or welding power source (see

Section 4-3) turn on both pieces of

equipment.

5 The welding power source voltage

display alternates between preset

voltage (set at the welding power

source) and open circuit voltage. The

wire feeder voltage display will alternate

between three dashes and open circuit

voltage.

6 For the wire feeder to control the

welding power source, the wire feeder

and power source, or wire feeder and

WCC Control must be associated. If the

wire feeder is not associated to the

welding power source or WCC Control,

the wire feeder will try to associate to a

welding power source or WCC Control

when the trigger is pulled. To associate

the wire feeder to the welding power

source or WCC Control, pull and hold

the welding gun trigger DO NOT

STRIKE AN ARC. While the association

process is taking place the decimal

points on the wire feeder voltage display

will blink. When associated the decimal

points stop blinking and preset voltage

is displayed. Release the trigger on the

welding gun after preset voltage is

displayed. The association process may

take up to five seconds to complete.

7 Once association is complete the

voltage display on the wire feeder will

alternate between preset voltage and

open circuit voltage. The voltage display

on the welding power source will

alternate between preset voltage (set by

the wire feeder) and open circuit

voltage. Preset voltages, between the

wire feeder and the welding power

source should be within 0.5 volt of each

other.

8 While adjusting the voltage control on

the feeder the voltage display will show

only preset voltage. Ten seconds after

the preset voltage has been set the

display will alternate between preset

voltage and open circuit voltage.

9 While welding the welding power source

will display weld voltage at the studs of

the welding power source. The wire

feeder displays weld voltage at the wire

feeder.

10 While welding, due to the voltage drops

in the weld cable, the voltage display at

the wire feeder and the voltage displays

at the welding power source will not

match. The preset voltage at the wire

feeder must be set to a higher value to

compensate for the voltage drop of the

weld cable. Example, if welding voltage

of 18 volts is desired at the wire feeder

and there is a 4 volt drop in the weld

cable the preset voltage at the wire

feeder should be 22 volts. (18V + 4V =

22V)

11 Once the wire feeder and welding power

source or WCC Control are associated

they will stay associated until either unit

is turned off. The wire feeder can lose

power for up to ten seconds and still

recover its association with the welding

power source or WCC Control. This is

for situations where the wire feeder may

momentarily lose power due to a

prolonged short circuit condition in the

welding process.

12 If the CC/CV switch on the feeder is

changed to CC mode, the feeder will

lose its association with the welding

power source or WCC Control. To

re-establish the association, set switch

to CV mode and restart the association

process.

Using the SUITCASE X-TREME WCC

with a Non-WCC compatible welding

power source:

1 The wire feeder may be used with any

constant voltage (CV) or constant

current (CC) DC welding power source.

2 Set CC/CV switch in feeder to match

output of power source.

3 The wire feeder will automatically work

on a non-WCC compatible welding

power source. There are no switches or

jumpers to change.

4 The WCC features will not be available.

5 The voltage knob on front panel will be

non-functional.

6 When not welding the voltage display on

the wire feeder will alternate between

CC and open circuit voltage.

7 While welding, the voltage display on

the wire feeder will display weld voltage

at the wire feeder.

4-6. Equipment Setup

OM-237 326 Page 14

4-7. Installing And Aligning Wire Guide And Drive Rolls

Ref. 805 198-B

Tools Needed:

3/16 in.

Aligning Wire Guide And Drive Rolls

Correct Incorrect

Installing Wire Guide

And Drive Rolls

Installing Wire Guide And Drive

Rolls:

1 Drive Roll Securing Nut

2 Drive Roll Carrier

Turn nut one click until lobes of nut

line up with lobes of drive roll carrier.

3 Drive Roll

Slide drive roll onto drive roll carrier.

Turn nut one click.

Repeat procedure for top drive roll.

4 Inlet Wire Guide Screw

5 Inlet Wire Guide

Loosen securing screw. Install inlet

guide so inlet guide screw is

centered in groove in guide, or so tip

is as close to drive rolls as possible

without touching. Tighten screw.

Aligning Wire Guide And Drive

Rolls:

View is from top of drive rolls look-

ing down with pressure assembly

open.

6 Drive Roll Securing Nut

7 Drive Roll

8 Inlet Wire Guide

9 Welding Wire

10 Drive Gear

Turn screw in or out until drive roll

groove lines up with wire guide.

Close pressure roll assembly.

Only bottom drive roll alignment is

adjustable. Turn adjustment screw

in or out until groove in drive roll

lines up with wire guide as shown.

Cleaning Drive Rolls:

Remove drive rolls, and clean

grooves using a wire brush.

OM-237 326 Page 15

4-8. Connecting Welding Gun And Voltage Sensing Clamp

246 100 / Ref. 804 002-C / 805 199-A / 805 198-B

! Turn Off wire feeder and

welding power source.

Stop engine on welding

generator.

1 Gun Securing Knob

2 Gun Block

3 Gun Power Pin

4 Power Pin Groove

5 Gun Locking Tab

Loosen knob, insert gun end into

block. Position power pin as

close as possible to drive rolls

without touching. Align the gun

power pin groove with the gun

locking tab. Tighten knob.

6 Gun Trigger Plug

7 Gun Trigger Receptacle

8 Voltage Sensing Clamp

Connect gun trigger plug to gun

trigger receptacle. Connect volt-

age sensing clamp to workpiece.

Internal Side View

Gun Locking Tab In Place

Gun Locking Tab Out Of Place

OM-237 326 Page 16

4-9. Connecting Shielding Gas

805 128-A

NOTICE − This feeder has a shield-

ing gas filter that requires special

attention when cleaning. See Sec-

tion 6-3 for proper cleaning instruc-

tions.

1 Gas Hose With 5/8-18

Right-hand Thread Fittings

(Customer Supplied)

2 Shielding Gas Cylinder

. Shielding gas pressure not to

exceed 100 psi (689 kPa).

3 Valve

4 Flowmeter

5 14-Pin Plug

Close valve on cylinder when fin-

ished welding.

Rear View

4-10. Connecting Weld Cable

! Turn Off wire feeder and

welding power source. Stop

engine on welding

generator.

1 User-Suppled Weld Cable

Follow wire manufacturer’s recom-

mendations for weld cable polarity.

2 User-Suppled Male Connector

3 User-Suppled Female

Connector

Push female connector over male

connector, and turn 1/4 turn clock-

wise.

804 004-A

From Wire Feeder

Rear View

OM-237 326 Page 17

4-11. Motor Board (PC1) DIP Switch Settings

Ref. 247 678-A

1 Motor Control Board PC1

2 DIP Switch

3 LED5

If protective coating is present, re-

move before setting DIP switch. It is

not necessary to reapply the protect-

ive coating.

Set switch positions 1 and 2 so the de-

pressed section of both tabs are to-

ward OPEN as labeled on the switch.

As shown in illustration.

Once the DIP switch is set LED 5 on

the motor control board will blink once

as the feeder is powered up. This

blinking indicates everything is work-

ing properly and the DIP switch is set

correctly.

OPEN

SW1

Notes

OM-237 326 Page 18

4-12. Weld Output Terminals And Selecting Cable Sizes*

NOTICE − The Total Cable Length in Weld Circuit (see table below) is the combined length of both weld cables. For example, if the power source is

100 ft (30 m) from the workpiece, the total cable length in the weld circuit is 200 ft (2 cables x 100 ft). Use the 200 ft (60 m) column to determine cable

size.

! Turn off power be

fore connecting to

weld output termi

nals.

! Do not use worn

damaged, under

sized, or poorly

spliced cables.

Weld Output

Terminals

Weld Cable Size** and Total Cable (Copper) Length in Weld Circuit

Not Exceeding***

100 ft (30 m) or Less

150 ft

(45 m)

200 ft

(60 m)

250 ft

(70 m)

300 ft

(90 m)

350 ft

(105 m)

400 ft

(120 m)

Welding

Amperes

10 − 60%

Duty

Cycle

AWG (mm

)

60 − 100%

Duty

Cycle

AWG (mm

)

10 − 100% Duty Cycle

AWG (mm

)

100 4 (20) 4 (20) 4 (20) 3 (30) 2 (35) 1 (50) 1/0 (60) 1/0 (60)

150 3 (30) 3 (30) 2 (35) 1 (50) 1/0 (60) 2/0 (70) 3/0 (95) 3/0 (95)

200 3 (30) 2 (35) 1 (50) 1/0 (60) 2/0 (70) 3/0 (95) 4/0 (120) 4/0 (120)

250 2 (35) 1 (50) 1/0 (60) 2/0 (70) 3/0 (95) 4/0 (120)

2x2/0

(2x70)

2x2/0

(2x70)

300 1 (50) 1/0 (60) 2/0 (70) 3/0 (95) 4/0 (120)

2x2/0

(2x70)

2x3/0

(2x95)

2x3/0

(2x95)

350 1/0 (60) 2/0 (70) 3/0 (95) 4/0 (120)

2x2/0

(2x70)

2x3/0

(2x95)

2x3/0

(2x95)

2x4/0

(2x120)

400 1/0 (60) 2/0 (70) 3/0 (95) 4/0 (120)

2x2/0

(2x70)

2x3/0

(2x95)

2x4/0

(2x120)

2x4/0

(2x120)

500 2/0 (70) 3/0 (95) 4/0 (120)

2x2/0

(2x70)

2x3/0

(2x95)

2x4/0

(2x120)

3x3/0

(3x95)

3x3/0

(3x95)

* This chart is a general guideline and may not suit all applications. If cable overheats, use next size larger cable.

**Weld cable size (AWG) is based on either a 4 volts or less drop or a current density of at least 300 circular mils per ampere.

( ) = mm

for metric use

***For distances longer than those shown in this guide, call a factory applications rep. at 920-735-4505 (Miller) or 1-800-332-3281 (Hobart).

Ref. S-0007-H 2011−05

OM-237 326 Page 19

4-13. Installing And Threading Welding Wire

Ref. 805 198-B

Installing Wire And Adjusting

Hub Tension:

1 Retaining Nut

2 Hub Tension Adjustment Knob

Remove retaining ring, and install

spool so hub pin fits spool hole. Re-

install retaining nut.

Adjust tension knob so only a slight

force is needed to turn spool.

. Do not over tighten tension

knob. It is not necessary to use

any tools to tighten the knob.

Threading Welding Wire:

3 Pressure Assembly

Adjustment Knob

Lay gun cable out straight.

Open pressure assembly, hold wire

tightly, and cut off end. Push wire

through guides into gun.

Close and tighten pressure assem-

bly. Press jog switch until wire

comes out gun.

To set the proper drive roll tension,

release the tension on the drive

rolls. Position gun at about a 45 de-

gree angle, with nozzle about two

inches from a wooden surface. In-

crease the tension while feeding

the wire against the wooden sur-

face to one half turn past the point

where the wire stops slipping. If the

wire slips at maximum hand tight

tension there may be other prob-

lems. Check the gun liner, spool

tension, contact tips, drive roll wear,

drive roll alignment and inlet guide

as all these can cause feeding

problems.

Cut off wire, and close door.

Pull and hold wire; cut off end.

6 in.

(150 mm)

WOOD

Tighten

Clockwise

. Hold wire tightly

to keep it from

unraveling.

OM-237 326 Page 20

4-14. Display Board (PC22) DIP Switch Settings

Accessing DIP Switch

1 Lens

DIP switch is located under the lens

next to the displays.

2 Lens Screws

Remove three screws.

Loosen upper right hand screw to

rotate lens enough to access DIP

switch.

Replace three screws removed

earlier.

Tighten upper right hand screw.

. The two upper screws must

engage the backing plate to

properly secure the front panel.

12345

−−−−O P E N −−−

−

12345

−−−−

O P E N −−−−

Factory DIP

switch settings

when displaying

meters per

minute

Factory DIP

switch settings

when displaying

inches per

minute

OM-237 326 Page 21

DIP Switch Settings:

Display Hold OFF − Set switch 1 so the depressed section is toward OPEN as labeled on the switch.

Displays will not hold values. The voltage displayed while welding is an average reading over a time span of

6 to 8 seconds. If the weld time is less than 8 seconds, the voltage displayed may not be accurate.

Display Hold ON (Factory Default) − Set switch 1 so the depressed section is toward 1 as labeled on the

switch.

Displays will hold their last value for five seconds after the trigger is released. The voltage displayed while weld-

ing is an average reading over a time span of 6 to 8 seconds. If the weld time is less than 8 seconds, the voltage

displayed may not be accurate.

Display Amperage − Set switch 2 so the depressed section is toward OPEN as labeled on the switch.

Wire Speed / Amps Display will display Amps while welding and Wire Speed while not welding. If the hold func-

tion is enabled, Amps will be displayed during hold also.

Do Not Display Amperage (Factory Default) − Set switch 2 so the depressed section is toward 2 as labeled

on the switch.

Wire Speed / Amps Display will display only Wire Speed.

Wire Speed - Meters Per Minute − Set switches 3 and 4 so the depressed sections are toward OPEN as

labeled on the switch.

Displays Wire Speed in Meters per Minute.

Wire Speed - Inches Per Minute − Set switches 3 and 4 so the depressed sections are toward 3 and 4 as

labeled on the switch.

Displays Wire Speed in Inches per Minute.

Display Feeder Information − Set switch 5 so the depressed section is toward OPEN as labeled on the switch.

With switch in ON position, at feeder power up, feeder will display various sets of information. Each set of infor-

mation will be displayed for three seconds.

Display Board (PC22) Software Part Number −

Top display will show the first three digits, bottom display will show last three digits of the Display board (PC22)

software revision level.

Motor Board (PC1) Software Part Number −

Top display will show the first three digits, bottom display will show last three digits of the Motor board (PC1)

software revision level.

Accumulated Weld Time −

This is the time the feeder has actually been used for welding. This information will be displayed in two halves.

First being years and days, second in hours and minutes. Top display will show years/hours, bottom display

will show days/minutes.

Do Not Display Feeder Information (Factory Default) − Set switch 5 so the depressed section is toward 5

as labeled on the switch.

Feeder information is not displayed.

Ref. 805 200-B

12345

−−−−

OPEN−−−−

12345

−−−−

OPEN−−−−

12345

−−−−

OPEN−−−−

12345

−−−−

OPEN−−−−

12345

−−−−

OPEN−−−−

12345

−−−−

OPEN−−−−

12345

−−−−

OPEN−−−−

12345

−−−−

OPEN−−−−

OM-237 326 Page 22

SECTION 5 − OPERATION

OFF

5-1. Controls With Meters

Ref. 805 200-B

Front Panel With Meters

Internal Control Panel

Internal Side View

1 Voltmeter

When not welding and the wire feeder is not

associated with the WCC compatible weld-

ing power source or WCC Control, the volt-

meter will alternate between three dashes

and open circuit voltage.

If the decimal points on the voltmeter are

blinking the wire feeder is trying to associ-

ate to a WCC Control or welding power

source. See Section 4-6 for details.

When the wire feeder is associated with a

WCC compatible welding power source or

WCC Control the voltmeter will alternate

between preset voltage and open circuit

voltage while idle. While welding the feeder

will display the actual weld voltage at the

wire feeder.

When connected to a non-WCC welding

power source the voltmeter will alternate

between three dashes and open circuit

voltage while idle. While welding the feeder

will display the actual weld voltage at the

wire feeder.

When the wire feeder is in CC mode the

voltmeter will alternate between CC and

open circuit voltage while idle. While weld-

ing the feeder will display the actual weld

voltage at the wire feeder.

Whether the wire feeder is associated or

not the voltage displayed while welding is

an average reading over a time span of 6 to

8 seconds. If the weld time is less than 8

seconds, the voltage displayed may not be

accurate.

2 Wire Speed / Amperage Meter

Displays wire speed in Inches per Minute.

To display wire speed in Meters per Minute

(see Section 4-14).

Amperage displayed at the feeder is

approximate. Refer to power source for ac-

tual amperage. To display Amperage (see

Section 4-14).

3 Wire Speed Control

Use control to adjust wire speed. Maximum

wire speed may be limited by arc voltage.

4 Voltage Control

Used to adjust output voltage of welding

power source when wire feeder is associ-

ated with a WCC compatible welding power

source or WCC Control. Voltage may be

adjusted while not welding.

Has no function when the wire feeder is not

associated with a WCC compatible welding

power source or WCC Control.

5 Power Control Switch

6 Soft Start Switch

The Soft Start feature provides a smooth

start during most weld conditions. When the

trigger is pulled, the wire speed is approxi-

mately 50% of the weld wire speed, as set

by the wire speed control knob. After an arc

is established, the wire speed increases to

the weld wire speed.

When using small diameters wire, or with

inverter power sources, it may be neces-

sary to turn switch off to obtain smooth

starts.

7 CC/CV Switch

Use switch to match feeder with the output

of the power source.

. The feeder will not associate with a

WCC Control or power source if the

switch is set to CC.

8 Trigger Hold Switch

Trigger hold allows operator to weld without

holding gun trigger.

To use trigger hold function, place trigger

hold switch in the ON position.

The operator must hold the trigger for a

minimum of 2 seconds, but no longer than

6 seconds before releasing it. Welding will

continue when trigger is released.

To stop welding, press and release the trig-

ger.

9 Jog/Purge Switch

Pressing the Jog switch allows the operator

to jog wire without energizing the contactor

or gas valve.

Pressing the Purge switch allows the oper-

ator to purge gas lines before welding and

to preset gas flow rate at the flowmeter.

After adjusting the switches, close and

latch the door before welding.

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Miller MB240015V, SUITCASE X-TREME 12VS WCC, WCC Control Owner's manual

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