Lincoln Electric K2704-3 - Manuals

Page 2 - FOR ENGINE; SAFETY; PERFORMED ONLY BY QUALIFIED INDIVIDUALS.; WARNING; ELECTRIC AND; CALIFORNIA PROPOSITION 65 WARNINGS

FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires it to be running. ____________________________________________________ 1.b. Operate engines in open, well-ventilated areas or vent the engine exhaust fumes outdoors...

Page 3 - ELECTRIC SHOCK can kill.; ii; FUMES AND GASES

ARC RAYS can burn. 4.a. Use a shield with the proper filter and cover plates to protect your eyes from sparks and the rays of the arc when welding or observing open arc welding. Headshield and filter lens should conform to ANSI Z87. I standards. 4.b. Use suitable clothing made from durable flame-res...

Page 4 - iii; Refer to

FOR ELECTRICALLY powered equipment. 8.a. Turn off input power using the disconnect switch at the fuse box before working on the equipment. 8.b. Install equipment in accordance with the U.S. National Electrical Code, all local codes and the manufacturerʼs recommendations. 8.c. Ground the equipment in...

Page 5 - PRÉCAUTIONS DE SÛRETÉ; PRÉCAUTIONS DE SÛRETÉ POUR; iv

PRÉCAUTIONS DE SÛRETÉ Pour votre propre protection lire et observer toutes les instructions et les précautions de sûreté specifiques qui parraissent dans ce manuel aussi bien que les précautions de sûreté générales suiv- antes: Sûreté Pour Soudage A LʼArc 1. Protegez-vous contre la secousse électriq...

Page 6 - Thank You; Please Examine Carton and Equipment For Damage Immediately

v v Thank You for selecting one of our QUALITY products. We want you to take pride in operating this product ••• as much pride as we have in bringing this product to you! Read this Operators Manual completely before attempting to use this equipment. Save this manual and keep it handy for quick refer...

Page 7 - TABLE OF CONTENTS

1 TABLE OF CONTENTS SAFETY PRECAUTIONS ...........................................................................................................................................i-v TABLE OF CONTENTS .......................................................................................................

Page 8 - COUGARTM Push Pull Gun - GENERAL INFORMATION; SPECIFICATIONS

PRODUCT DESCRIPTION The Cougar™ push-pull gun is a lightweight, handheld combined semiautomatic wire feeder and welding gun, designed primarily for aluminum welding using argon shielding gas. The cable included with the push-pull gun allows welding up to 25 (7.62m) or 50 feet (15.2m) from the power ...

Page 9 - Unpacking the Push-Pull Gun; COUGARTM Push Pull Gun - INSTALLATION; BARREL

Unpacking the Push-Pull Gun Safety Precautions – Read "Safety Precautions" in the Operating Manual before proceeding. Only personnel that have read and understood the Operating Manual should install and operate this equipment. – Power source must be turned "OFF" and power leads disco...

Page 10 - Push-pull Gun Familiarization

Push-pull Gun Familiarization Become familiar with your push-pull gun before connecting to welder. For features described below, refer to Figure on the next page. 1. Handle, gun can be used in either right or left hand. 2. Trigger operates welding power, gas flow, and wire feed. 3. Remote wire speed...

Page 11 - Setup Procedure; COUGARTM Push Pull Gun - OPERATING INSTRUCTIONS

Safety Precautions WARNING • Do not touch electrically live parts or electrode with skin or wet clothing • Insulate yourself from work and ground. • Always wear dry insulating gloves. ELECTRIC SHOCK can kill. • Keep your head out of fumes. • Use ventilation or exhaust to remove fumes from breathing ...

Page 12 - Drive Roll Groove Selection

COUGAR™ Push Pull Gun - OPERATING INSTRUCTIONS LID RELEASE LEVER 6 Drive Roll Groove Selection The drive roll has two grooves. A wider groove for feeding 3/64” (.047) wire and a narrow groove for feeding .035” (0.9mm) wire to accommodate changes in the wire size used. Changing between the grooves si...

Page 13 - COUGARTMPush Pull Gun - OPERATING INSTRUCTIONS; Making A Weld; Procedure Settings

7 COUGAR™Push Pull Gun - OPERATING INSTRUCTIONS Making A Weld 1 Check that the push-pull gun power, control, and gas connec- tions are correct for the power source being used. Check that the gas supply is turned on. Check wire push-pull for an ade- quate supply of wire. 2. See "Procedure Setting...

Page 14 - MAINTENANCE

COUGAR™ Push Pull Gun ACCESSORIES/MAINTENANCE The following accessories are available for the Cougar™ push-pull gun. .035-3/64" Aluminum Drive Roll Kit Features two grooves for feeding aluminum wire. The smaller groove feeds .035 wire. The larger groove feeds 3/64th wire. Order KP2876-1 1/16"...

Page 17 - COUGARTM Push Pull Gun; REPLACEMENT PARTS LIST AND DIAGRAM

COUGAR™ Push Pull Gun REPLACEMENT PARTS LIST AND DIAGRAM 11 1 9 11 2 3 4 5 10 6 7 8 ITEM PART NO. NO. DESCRIPTION 1 KP2877-180 180 Degree Air-Cooled Gun Barrel 2 S26374-31 Motor Assembly 3 S26374-6 Wire Drive Cover 4 S26374-14 Potentiometer Assembly 5 S26374-23 Trigger Assembly 6 S26374-24 Handle, F...

Page 18 - COUGARTM LX Push Pull Gun; DESCRIPTION

S26374-14 COUGAR™ LX Push Pull Gun REPLACEMENT PARTS LIST AND DIAGRAM ITEM NO. PART NO. DESCRIPTION COMMENTS 1 S26374-31 Motor Assembly 2 S26374-7 Pressure Lever 3 S26374-8 Pivot Arm 4 S26374-9 Set Screw, Pressure Roll 5 S26374-10 Pressure Adjustment Knob Assembly 6 S26374-12 Ball Bearing 7 KP2876-1...