Bernard T-Gun Technical Manual Download Page 1

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Processes

MIG (GMAW) Welding

Description

TG408 – REV E March 2018

Semi-Automatic, Water-Cooled,

400 amp, MIG (GMAW) Welding

T-Gun

Semi-Automatic MIG Guns

TECHNICAL GUIDE

Bernard

A Division of Miller Electric Mfg. LLC

449 West Corning Road

Beecher, Illinois 60401 USA

Phone: 1-855-MIGWELD (644-9353)

(US & Canada)

1-519-737-3000

(International)

Fax:

708-946-6726

For more information, visit us at BernardWelds.com

Summary of Contents for T-Gun

Page 1: ...p MIG GMAW Welding T Gun Semi Automatic MIG Guns TECHNICAL GUIDE Bernard A Division of Miller Electric Mfg LLC 449 West Corning Road Beecher Illinois 60401 USA Phone 1 855 MIGWELD 644 9353 US Canada 1...

Page 2: ...8 SECTION 3 MAINTENANCE 9 3 1 TREGASKISS NOZZLE AND TOUGH LOCK CONSUMABLES 9 3 2 SWITCH REPLACEMENT 9 3 3 NECK REPLACEMENT 10 3 4 LINER REPLACEMENT 11 3 5 CABLE ASSEMBLY REPLACEMENT 12 SECTION 4 TECHN...

Page 3: ...from defects in material and workmanship for the period specified below from the delivery to an authorized Buyer provided the Products are operated maintained and repaired properly and pursuant to Pr...

Page 4: ...ty training to recognize and avoid the hazards involved During operation keep everybody especially children away ELECTRIC SHOCK can kill Always wear dry insulating gloves Insulate yourself from work a...

Page 5: ...rn others not to watch the arc Wear body protection made from durable flame resistant material leather heavy cotton wool Body protection includes oil free clothing such as leather gloves heavy shirt c...

Page 6: ...one 212 642 4900 website www ansi org Standard for Fire Prevention During Welding Cutting and Other Hot Work NFPA Standard 51B from National Fire Protection Association Quincy MA 02169 phone 1 800 344...

Page 7: ...into feeder STEP 1 Insert the correct feeder adaptor liner for desired wire diameter 2 provided flush with the threaded end of the feeder adaptor Tighten set screw Thread feeder adaptor into Quick Co...

Page 8: ...installing the two piece power pins Thread power pin into the rear handle block Tighten the power pin into the rear block using a 1 1 4 wrench on the rear block and a 5 8 or a 3 4 wrench on the power...

Page 9: ...n the end of the neck with the large insulated counterbore facing the nozzle Replace nozzle retainer with deep counterbore toward the neck Tighten until retainer and neck insulator are secure 3 2 SWIT...

Page 10: ...fittings STEP 3 Slide on new clamps on water line and conduit Thread power cable on connection and tighten Push water line and conduit all the way to the base of the fittings and clamp Reposition han...

Page 11: ...thread in liner type using a 10 mm wrench turn thread in liner retainer counterclockwise until liner is free from the power pin With gun straightened grip conduit liner with pliers and remove STEP 2 F...

Page 12: ...up the gun approximately 1 ft Unscrew power cable from rear power block Cut clamps off the water in blue line and gas line white Pull gas and water line off of power block At this point rear power blo...

Page 13: ...r cable from front of gun and replace with new one STEP 5 Slide outer jacket under front handle and bring front handle up to neck replace switch and or switch housing and secure See Section 2 3 SWITCH...

Page 14: ...over outer jacket Attach rear power block to power cable Attach the gas line and water line with new clamps and crimp to power block STEP 7 Slide rear handle to rear power block and secure with mount...

Page 15: ...ISS QUICK CONNECT BLOCK HOBART 2000 SERIES FEEDERS TWECO 4 RECEPTACLE BODY PART TAK 1 LINCOLN POWER MIG 300 414 11 2 O RING FOR MILLER POWER PINS MILLERMATIC 200 250 S21E S22 SERIES 52 54 SERIES 60 SE...

Page 16: ...418 14 OTC DAIHEN 418 21 GILLILAND 418 27 PANASONIC 418 29 5 PIN 418 35 KOBELCO 5 3 CONTROL PLUGS Euro Connector option for European style feeders adaptors for 400 amp T Gun MIG Guns 5 4 CONNECTOR OPT...

Page 17: ...QUICK CONNECT BLOCK INSUFFICIENT GAUGE POWER CABLE AND OR GROUND CABLE LOOSE CONNECTOR CONES AND OR CONE NUTS GUN BEING RUN BEYOND ITS AMPERAGE RANGE ELECTRICAL MALFUNCTION IN POWER SOURCE SWITCH MAL...

Page 18: ...401 7 62 5 8 16 mm BORE 1 4 6 mm TIP RECESS BRASS 15 SERVICE CUT FOR OTHER LENGTHS 401 7 87 7 8 22 mm BORE 1 4 6 mm TIP RECESS BRASS 8 658 RED WATER INE OUT C W 1 656 1 CLAMP 2 HEAVY DUTY TREGASKISS T...

Page 19: ...FOR 030 0 8 mm WIRE 25 8 m 661 12 12 FT CABLE BUNDLE 415 35 10 FOR 035 045 0 9 mm 1 2 mm WIRE 10 3 m 661 15 15 FT CABLE BUNDLE 415 35 15 FOR 035 045 0 9 mm 1 2 mm WIRE 15 5 m 415 35 25 FOR 035 045 0...

Page 20: ...644 9353 US Canada 1 519 737 3000 International Fax 708 946 6726 For more information visit us at BernardWelds com 2018 Bernard Option numbers should be added only if desired option is not included o...

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