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Operating Instructions and Parts Manual 

Metal man Industrial Welder 

24 

MIG 135 

MIG WELDER 

Other Safety and Standards Information 

This manual is designed to inform the operator of safety and general use of this 
model only.  For further information about welding safety refer to the following 
standards and comply with them where applicable.

• ANSI Standard Z49.1

 — SAFETY IN 

WELDING AND CUTTING obtainable 
from: American Welding Society 550 NW 
Le Jeune Road, Miami, FL 33126 
Tel. (800) 443-9353 
Fax (305) 443-7559 
www.amweld.org or www.aws.org 

• ANSI Standard Z87.1

 — SAFE PRACTICE 

FOR OCCUPATION AND EDUCATIONAL 
EYE AND FACE PROTECTION 
Obtainable from: American National 
Standards Institute (ANSI) 11 West 42nd 
St. New York, NY 10036 
Tel. (212) 642-4900 
Fax (212) 398-0023 www.ansi.org 

• NFPA Standard 51B

 — CUTTING AND 

WELDING PROCESS obtainable from: 
National Fire Protection Association, 
1 Batterymarch Park, P.O. Box 9101 
Quincy, MA 02269-9101 
Tel. (617) 770-3000 
Fax (617) 770-0700 www.nfpa.org 

• OSHA Standard 29 CFR

, Part 1910, 

Subpart Q. —WELDING, CUTTING AND 
BRAZING obtainable from your state 
OSHA office or from: U. S. Dept. of Labor 
OSHA, Office of Public Affairs Room 
N3647, 200 Constitution Ave. NW 
Washington, DC 20210 www.osha.gov 

• CSA Standard W117.2

 — Code for 

SAFETY IN WELDING AND CUTTING 
Obtainable from: Canadian Standards 
Association, 178 Rexdale Blvd., 
Etobicoke, Ontario M9W 1R3 
www.csa.ca 

Summary of Contents for Mig 135

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Page 3: ...you will be welding in free from flammable materials Always keep a fire extinguisher accessible to your welding environment Always have a qualified person install and operate this equipment Make sure...

Page 4: ...ck that can cause injury or death Touching electrically live parts can cause fatal shocks and severe burns While welding all metal components connected to the wire are electrically hot Poor ground con...

Page 5: ...overalls are available for protection Use screens or other barriers to protect other people from the arc rays emitted from your welding Warn people in your welding area when you are going to strike an...

Page 6: ...ble Keep MIG gun and ground cables on the same side of your body Shielding Gas Cylinders Can Explode High pressure cylinders can explode if damaged so treat them carefully Never expose cylinders to hi...

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Page 9: ...5 inch 0 9 The drive roller has two wire size grooves When installing the drive roller the number stamped on the drive roller for the wire size you are using should face out This identifies the inside...

Page 10: ...ntify the leading end of the wire secured in a hole on the edge of the spool DO NOT UNHOOK IT AT THIS TIME 4 2 4 Place the spool on the spool hub with the wire coming off the bottom of the spool The b...

Page 11: ...drive tension arm 4 2 13 Tighten turn clockwise the drive tension adjusting knob until the tension roller is applying enough force on the wire to prevent it from slipping out of the drive assembly Do...

Page 12: ...cylinder upright to a cart or stationary object Keep cylinders away from welding or electrical circuits Use the proper regulators gas hose and fittings for the specific application When MIG wire is u...

Page 13: ...ed electrician for proper installation of receptacle at the power source This welder must be grounded while in use to protect the operator from electrical shock If you are not sure if your outlet is p...

Page 14: ...the arc in relation to the weld puddle and to direct the force of the arc 4 Distance from the work piece If the nozzle is held off the work piece the distance between the nozzle and the work piece sh...

Page 15: ...setting a different diameter wire or a different type of welding wire 6 Welding Techniques EXPOSURE TO A WELDING ARC IS EXTREMELY HARMFUL TO THE EYES AND SKIN Prolonged exposure to the welding arc can...

Page 16: ...OSITION Is easiest of the welding positions and is most commonly used It is best if you can weld in the flat position if at all possible as good results are easier to achieve HORIZONTAL POSITION Is pe...

Page 17: ...be welded closed In most cases more than one pass or bead will need to be laid into the joint to close the V Laying more than one bead into the same weld joint is known as a multiple pass weld The ill...

Page 18: ...the wire speed as if you were welding the same thickness material with a continuous bead 3 The LAP SPOT METHOD directs the welding arc to penetrate the bottom and top pieces at the same time right alo...

Page 19: ...f power source 2 Replace power cord 3 Replace switch 4 Replace the transformer Will not weld 1 Incorrect power input 2 Inadequate current at output 3 Poor connection of output cable 4 Dirty surfaces 5...

Page 20: ...Operating Instructions and Parts Manual Metal man Industrial Welder 20 MIG 135 MIG WELDER Main Circuit chart...

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Page 24: ...ON AND EDUCATIONAL EYE AND FACE PROTECTION Obtainable from American National Standards Institute ANSI 11 West 42nd St New York NY 10036 Tel 212 642 4900 Fax 212 398 0023 www ansi org NFPA Standard 51B...

Page 25: ...er 25 MIG 135 MIG WELDER American Welding Society Standard A6 0 WELDING AND CUTTING CONTAINERS WHICH HAVE HELD COMBUSTIBLES Obtainable from American Welding Society 550 NW Le Jeune Road Miami FL 33126...

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