Table of Contents
Related Manuals for Bernard Q20 Series
Summary of Contents for Bernard Q20 Series
- Page 1 ® Bernard BTB Semi-Automatic Air-Cooled MIG Gun OWNER'S MANUAL OM-BTB-2.4 May 2021 Semi-Automatic, Air-Cooled, MIG (GMAW) Welding Gun Tregaskiss.com/TechnicalSupport 1-855-MIGWELD (644-9353) (US & Canada) +1-519-737-3000 (International)
- Page 2 Thank You for Choosing Bernard Thank you for selecting a Bernard product. Before installing, compare the equipment received against the invoice to verify that the shipment is complete and undamaged. It is the responsibility of the purchaser to file all claims of damage or loss that may have occurred during transit with the carrier. The owner’s manual contains general information, instructions and maintenance to help better maintain your MIG gun. Please read, understand and follow all safety precautions. While every precaution has been taken to assure the accuracy of this owner’s manual, Bernard assumes no responsibility for errors or omissions. Bernard assumes no liability for damages resulting from the use of information contained herein. The information presented in this owner’s manual is accurate to the best of our knowledge at the time of printing. Please reference Tregaskiss.com for updated material. For customer support and special applications, please call the Bernard Customer Service Department at 1-855-MIGWELD (644-9353) (US & Canada) or +1-519-737-3000 (International), fax 1-708-946-6726, or email at cs@itwmig.com. Our trained Customer Service Team is available between 8:00 a.m. and 5:30 p.m. EST, and will answer your product application or repair questions. Bernard manufactures premium semi-automatic (GMAW) and FCAW (flux-cored) welding guns, consumables, accessories and manual arc products. For more information on other premium Bernard products, contact your local Bernard distributor or visit us on the web at Tregaskiss.com. Subject to Change – The information presented in this manual is accurate to the best of our knowledge at the time of printing.
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Page 3: Table Of Contents
SECTION 3 — PRECAUCIONES DE SEGURIDAD — LEA ANTES DE USAR 3-1 Uso de símbolos 3-2 Peligros en soldadura de arco 3-3 Advertencias de la Proposición 65 del estado de California 3-4 Estándares principales de seguridad 3-5 Información sobre los campos electromagnéticos (EMF) SECTION 4 — SPECIFICATIONS 4-1 Specifications 4-2 Duty Cycle and Overheating SECTION 5 — INSTALLATION 5-1 Installing to a Feeder with a Power Pin 5-2 Installing to a Feeder with a Euro or a Bernard® Power Pin SECTION 6 — OPERATION 6-1 Pulling the Trigger SECTION 7 — REPLACEMENT 7-1 Changing Consumables 7-2 Changing AccuLock™ S Consumables 7-3 Changing the Liner 7-4 Changing the Neck OM-BTB-2.4... - Page 4 7-5 Changing the Handle and Switch 7-6 Changing the Power Pin SECTION 8 — PARTS LIST 8-1 B Series Regular and Small Curved Handles with Yellow Trigger 8-2 O Series Small Curved Handle with Blue Trigger 8-3 O Series Curved Handle with Blue Trigger 8-4 T Series Small Straight Handle with Black Trigger 8-5 T Series Straight Handle with Silver Trigger 8-6 C Series Straight Handle with Black Trigger SECTION 9 — CONSUMABLE PARTS 9-1 AccuLock™ S Consumable Series 9-2 Centerfire™ Consumable Series 9-3 Centerfire HD Consumable Series 9-4 Quik Tip™ Consumable Series 9-5 Quik Tip HD Consumable Series 9-6 TOUGH LOCK™ Consumable Series SECTION 10 — TROUBLESHOOTING 10-1 Troubleshooting Table NOTES ADDITIONAL SUPPORT MATERIALS OM-BTB-2.4...
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Page 5: Declaration Of Conformity
DECLARATION OF CONFORMITY for European Community (CE marked) products Bernard, 449 West Corning Rd., Beecher, IL 60401 U.S.A. declares that the product(s) identified in this declaration conform to the essential requirements and provisions of the stated Council Directive(s) and Standard(s). Product/Apparatus Identification: Product Stock Number Bernard Q20 Series – 200A... -
Page 6: Section 1 - Safety Precautions - Read Before Using
SECTION 1 — SAFETY PRECAUTIONS — READ BEFORE USING Protect yourself and others from injury – read, follow, and save these important safety precautions and ELECTRIC SHOCK can kill. operating instructions. Always wear dry insulating gloves. ... - Page 7 ARC RAYS can burn eyes and skin. WELDING WIRE can injure. Arc rays from the welding process produce intense Keep hands and body away from gun tip when visible and invisible (ultraviolet and infrared) rays trigger is pressed. that can burn eyes and skin. Sparks fly off from the weld. READ INSTRUCTIONS. Wear an approved welding helmet fitted with a proper shade of filter lenses to protect your face and eyes from arc rays and Read and follow all labels and the Owner's sparks when welding or watching (see ANSI Z49.1 and Z87.1 Manual carefully before installing, operating, listed in Principal Safety Standards). or servicing unit. Read the safety information Wear approved safety glasses with side shields under your at the beginning of the Manual and in each section. helmet. Use only genuine replacement parts from the manufacturer. Use protective screens or barriers to protect others from Perform installation, maintenance, and service according to flash, glare and sparks; warn others not to watch the arc. the Owner's Manuals, industry standards, and national, state, ...
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Page 8: California Proposition 65 Warnings
1-3 California Proposition 65 Warnings WARNING: This product can expose you to chemicals For more information, go to www.P65Warnings.ca.gov. including lead, which are known to the state of California to cause cancer and birth defects or other reproductive harm. 1-4 Principal Safety Standards Safety in Welding, Cutting, and Allied Processes, American Welding Safe Handling of Compressed Gases in Cylinders, CGA Pamphlet P- Society standard ANSI Standard Z49.1. Website: www.aws.org. 1 from Compressed Gas Association. Website: www.cganet.com. Safe Practice For Occupational And Educational Eye And Face Safety in Welding, Cutting, and Allied Processes, CSA Standard Protection, ANSI Standard Z87.1, from American National ... -
Page 9: Commercial Warranty
1-6 Commercial Warranty Product is warranted to be free from defects in material and Bernard and Tregaskiss reserve the right to repair, replace, or workmanship for the period specified below after the sale by an refund the purchase price of non-conforming product. Product authorized Buyer. found not defective will be returned to the Buyer after notification by the Bernard and Tregaskiss Customer Service department. Any ® Bernard BTB Semi-Automatic Air-Cooled MIG Guns: 1 year; TOUGH GUN Reamer component part replaced or repaired pursuant Lifetime warranty on straight handles, straight handle to the Warranty herein shall be further warranted for a period of six months after delivery of the replacement. switches, and rear strain relief ® Bernard W-Gun™ and T-Gun™ Semi-Automatic Water- Bernard and Tregaskiss make no other warranty of any kind, Cooled MIG Guns: 180 days expressed or implied, including, but not limited to the warranties of ® ®... -
Page 10: Section 2 - Consignes De Sécurité - Lire Avant Utilisation
SECTION 2 — CONSIGNES DE SÉCURITÉ — LIRE AVANT UTILISATION Pour écarter les risques de blessure pour vous-même et pour autrui — lire, appliquer et ranger en lieu sûr UN CHOC ÉLECTRIQUE peut tuer. ces consignes relatives aux précautions de sécurité et au mode opératoire. - Page 11 L'ACCUMULATION DE VAPEURS peut causer LES FILS DE SOUDAGE peuvent provoquer des lésions ou la mort. des blessures. Éloigner les mains et le corps de la buse du Quand on n’utilise pas le gaz comprimé de pistolet après avoir appuyé sur la gâchette. protection, fermer le robinet de la bouteille. Assurer toujours la ventilation des zones fermées ou utiliser un appareil respiratoire avec alimentation en air. LIRE LES INSTRUCTIONS.
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Page 12: Proposition Californienne 65 Avertissements
2-3 Proposition californienne 65 Avertissements AVERTISSEMENT – Ce produit peut vous exposer à des Pour plus d’informations, consulter www.P65Warnings.ca.gov. produits chimiques tels que le plomb, reconnus par l’État de Californie comme cancérigènes et sources de malformations ou d’autres troubles de la reproduction 2-4 Principales normes de sécurité Safety in Welding, Cutting, and Allied Processes, American Welding Safe Handling of Compressed Gases in Cylinders, CGA Pamphlet P- Society standard ANSI Standard Z49.1. Website: www.aws.org. 1 from Compressed Gas Association. Website: www.cganet.com. Safe Practice For Occupational And Educational Eye And Face Safety in Welding, Cutting, and Allied Processes, CSA Standard ... -
Page 13: Section 3 - Precauciones De Seguridad - Lea Antes De Usar
SECTION 3 — PRECAUCIONES DE SEGURIDAD — LEA ANTES DE USAR Protéjase usted mismo y a otros contra lesiones — lea, cumpla y conserve estas importantes UNA DESCARGA ELÉCTRICA puede matarlo. precauciones de seguridad e instrucciones de utilización. Siempre use guantes aislantes secos. ... - Page 14 EL AMONTONAMIENTO DE GAS puede El ALAMBRE de SOLDAR puede causarle enfermarle o matarle. heridas. Mantenga las manos y el cuerpo lejos del tubo Cierre el suministro de gas comprimido de contacto de la antorcha cuando se haya cuando no lo use. presionado el gatillo. Siempre dé ventilación a espacios cerrados o use un respirador aprobado que reemplaza el aire. LEER INSTRUCCIONES.
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Page 15: Advertencias De La Proposición 65 Del Estado De California
3-3 Advertencias de la Proposición 65 del estado de California ADVERTENCIA: Este producto puede exponerlo a químicos, Para obtener más información, acceda a incluso plomo, que el estado de California conoce como www.P65Warnings.ca.gov. causantes de cáncer, defectos de nacimiento u otros daños reproductivos. 3-4 Estándares principales de seguridad Safety in Welding, Cutting, and Allied Processes, American Welding Safe Handling of Compressed Gases in Cylinders, CGA Pamphlet P- Society standard ANSI Standard Z49.1. Website: www.aws.org. 1 from Compressed Gas Association. Website: www.cganet.com. Safe Practice For Occupational And Educational Eye And Face Safety in Welding, Cutting, and Allied Processes, CSA Standard ... -
Page 16: Section 4 - Specifications
SECTION 4 — SPECIFICATIONS 4-1 Specifications Air-Cooled MIG Guns for GMAW Welding 200 amp gun feeds maximum wire size of 1/16" (1.6 mm) Duty Cycle Rating: 100%: 200 amp with CO Shielding Gas 60% 200 amp with Mixed Gases 300 amp gun feeds maximum wire size of 5/64" (2.0 mm) Duty Cycle Rating: 100%: 300 amp with CO Shielding Gas 60%: 300 amp with Mixed Gases 400 amp gun feeds maximum wire size of 5/64" (2.0 mm) Duty Cycle Rating: 100%: 400 amp with CO Shielding Gas 60%: 400 amp with Mixed Gases 500 amp gun feeds maximum wire size of 3/32" (2.4 mm) Duty Cycle Rating: 100%: 500 amp with CO Shielding Gas 60%: 500 amp with Mixed Gases 600 amp gun feeds maximum wire size of 1/8" (3.2 mm) Duty Cycle Rating: 100%: 600 amp with CO Shielding Gas 60%: 600 amp with Mixed Gases ... -
Page 17: Section 5 - Installation
5-1 Installing to a Feeder with a Power Pin 1. Insert power pin to shoulder and secure tightly. Figure 5-A 2. Insert control plug into feeder. 3. Feed welding wire into power pin by hand and tighten drive rolls. ® 5-2 Installing to a Feeder with a Euro or a Bernard Power Pin A. Euro Power Pin Figure 5-B 1. Insert the Euro power pin to face of receptacle. 2. Thread Euro hand nut clockwise to tighten. ... -
Page 18: Section 6 - Operation
SECTION 6 — OPERATION 6-1 Pulling the Trigger 1. Trigger - When pressed, energized wire feeds and shielding Figure 6-A gas flows. Figure 6-B OM-BTB-2.4... -
Page 19: Section 7 - Replacement
SECTION 7 — REPLACEMENT 7-1 Changing Consumables Figure 7-A ® A. Changing AccuLock™ S Consumables D. Changing TOUGH LOCK Consumables See section 7-2 Changing AccuLock™ S Consumables on page 15. 1. Remove the slip-on nozzle with a twisting and pulling motion. 2. Cut electrode and remove all burrs before removing the contact tip. Remove the TOUGH LOCK contact tip from the retaining B. Changing Quik Tip™ Consumables head with a counterclockwise turn. To replace, slide the contact 1. Remove threaded nozzle by turning in a counterclockwise tip over electrode into retaining head and lock with a clockwise direction. Slip-on nozzle can be removed with a slipping and rotation. pulling motion. 3. Retaining head may be removed with an appropriate wrench in 2. ... -
Page 20: Changing Acculock™ S Consumables
7-2 Changing AccuLock™ S Consumables Figure 7-B A. Removal 1. Remove threaded nozzles by turning in a counterclockwise direction. Slip-on nozzles can be removed by pulling straight away from the gun. 2. Cut wire end with sharp side cutters to remove the ball, allowing for the tip to slide over the wire. 3. Unthread the contact tip from the gas diffuser by twisting in a counterclockwise rotation. You may need pliers, or welding pliers, to break the connection loose. 4. Remove the gas diffuser from the neck by using an open-end wrench on the flats of the diffuser to turn counterclockwise. 5. Remove the power pin cap of the back of the gun, and then pull the liner out of the gun from the neck. Figure 7-C B. Installation 1. Insert the heat-shrink end of the liner in through the neck, and push the liner all the way through the gun using short strokes to avoid kinking until the brass end of the liner stops on the neck face. 2. Reinstall gas diffuser by threading in a clockwise rotation. Tighten with a wrench and torque to 144 in-lbs (12 ft-lbs). 3. ... -
Page 21: Changing The Liner
7-3 Changing the Liner Figure 7-D A. Changing Bernard Conventional Liner 1. Remove front-end consumables and lay cable straight. 2. Using a 10 mm wrench, turn liner counterclockwise until it is free from the power pin. Remove liner from gun assembly. 3. With cable laying straight, insert new liner into power pin and feed through gun using short strokes to prevent kinking. Twist liner clockwise if necessary. 4. Use a 10 mm wrench to turn liner lock clockwise to tighten into power pin. 5. Trim to dimensions shown in the New Liner Trim Lengths chart shown below. 6. Remove all burrs from end of liner and replace gas diffuser retaining head, contact tip and nozzle. New Liner Trim Lengths Centerfire Diffuser Part Number Liner Trim Length 9/16"... - Page 22 B. Changing AccuLock S Liner See section 7-2 Changing AccuLock™ S Consumables on page 15. C. Changing QUICK LOAD® Liner Figure 7-E 1. Remove the nozzle, contact tip and gas diffuser and lay the cable straight. 2. Pull the QUICK LOAD Liner from the end of the neck using pliers. 3. Remove the protective cap from the new QUICK LOAD Liner and insert it through the neck using the wire as a guide. 4. Feed the liner through the gun using short strokes to prevent kinking. 5. Once the liner stops feeding, give it an extra push to ensure it is seated correctly. 6. Push liner into gun and trim to dimensions shown in New Liner Trim Lengths chart on previous page. 7. Remove all burrs from end of liner and replace gas diffuser, contact tip and nozzle. D. Changing a Jump Liner Figure 7-F ...
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Page 23: Changing The Neck
7-4 Changing the Neck Figure 7-G A. Changing the Neck - Rotatable 1. To remove neck, grasp lock nut and rotate counterclockwise. Rotation will free neck from end fitting. 2. To install neck, perform the above step in reverse order and torque to 38 in-lbs. 3. Liner may need to be changed if switching to a neck of different bend angle or length. Figure 7-H B. Changing the Neck - Fixed with Curved Handle 1. To remove neck, remove the nut insulator. 2. Using a wrench, rotate brass nut counterclockwise. Rotation will free neck from end fitting. 3. To install the neck, perform the above instructions in reverse order and tighten lock nut to 16 ft-lbs (21.7 Nm). Be sure nut insulator is in place. - Page 24 Figure 7-J D. Changing the Neck - Fixed with T Series Small Straight Handle 1. Loosen and remove locking collar. 2. Place neck in vise, twist handle lock nut counterclockwise and pull away from handle. 3. Remove screw from handle. 4. Separate handle halves exposing jam nut and front of unicable. 5. Loosen jam nut using two 19 mm wrenches and unthread neck. 6. Remove from vise and unthread neck by hand. 7. Thread jam nut onto new neck. 8. Thread neck into unicable to desired orientation. Place neck in vise, tighten unicable and jam nut. 9. Reposition switch and handle. 10. Reinstall handle lock nut, locking collar and screw. 11. Liner may need to be changed if switching to a neck of different bend angle or length. E.
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Page 25: Changing The Handle And Switch
7-5 Changing the Handle and Switch Figure 7-L A. B Series Regular and Small Curved Handle 1. Remove screws and post fasteners from handles. 2. Separate handle halves and remove trigger. 3. Remove switch lead connectors with needle nose pliers. 4. To replace trigger, connect switch lead connectors onto terminals of new switch. Position handle half and trigger on cable so trigger leads are not pinched and movement of the trigger is not impaired. 5. Position the remaining handle half in place. 6. Reinstall post fasteners and screws. Torque to 10 in-lbs (1.1 Nm). Figure 7-M B. O Series Regular and Small Curved Handle 1. ... - Page 26 Figure 7-N C. T Series Small Straight Handle 1. Loosen and remove locking collar. 2. Twist handle lock nut counterclockwise. Slide handle lock nut away from handle. 3. Remove screw from handle and separate handle halves. 4. Remove switch from switch lead connectors with needle nose pliers. 5. Connect switch lead connectors firmly onto new switch terminals with needle nose pliers. 6. Place gun assembly into handle half, positioning neck in desired position. 7. Fit switch into switch nest on handle (switch lead must lay parallel). 8. Reinstall second handle half. 9. Reinstall handle lock nut and locking collar on handle. 10. Insert screw and tighten. D. T Series Straight Handle (Switch Only) Figure 7-O ...
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Page 27: Changing The Power Pin
7-6 Changing the Power Pin Figure 7-Q A. Universal Power Pin 1. Remove the liner by following steps listed in section 7-3 Changing the Liner on page 16. 2. Use wrenches and rotate power pin in a counterclockwise direction to remove it from the adaptor block. 3. Thread new power pin into adaptor block and use wrenches in a clockwise direction to thread power pin into adaptor block. Torque to 18 ft-lbs (24 Nm). 4. Reinstall liner by following the steps listed in section 7-3 Changing the Liner on page 16. Figure 7-R B. Euro Power Pin 1. Remove liner, strain relief cap/spring, strain relief top half, screw cover and the screw that attaches the strain relief to the Euro block. 2. Slide strain relief bottom toward cable, exposing Euro block. 3. Remove Euro block from end fitting using appropriate wrenches in a counterclockwise rotation. 4. Disconnect the Euro block control leads from the gun by cutting as close as possible on both sides of the butt ... -
Page 28: Section 8 - Parts List
2520074 2520042 Handle Spring End Fitting, Rear 1680087 1680088 412-1 Switch Connector (4 req'd) Spring, Strain Relief 2520033 2520041 Straight Rear Strain Relief Clamshell Rear Strain Relief 2520069 (Euro) Clamshell Rear Strain Relief 2520073 (Bernard) Adaptor Block 414-400 See SP-BTB Power Pin See SP-BTB Power Pin Cap See SP-BTB Power Pin Insulator See SP-BTB Liner 1810053 Terminal Housing 1810054 Terminal Housing, DS 411-3M Screw, Trigger Housing 1620004 Screw Cover, Rear Pod... -
Page 29: O Series Small Curved Handle With Blue Trigger
1680090ˆ 1680090ˆ Switch Connector 412-1 2520023* 2520041* 2520023 Spring, Strain Relief 2520056ˆ 2520056ˆ Straight Rear Strain Relief Clamshell Rear Strain Relief 2520069 (Euro Power Pin) Clamshell Rear Strain Relief 2520073 (Bernard Power Pin) Adaptor Block 414-400 See SP-BTB Power Pin See SP-BTB Power Pin Insulator See SP-BTB Liner 1810053 Terminal Housing Terminal Housing, Dual 1810054 Schedule 411-3M Screw, Trigger Housing ... -
Page 30: O Series Curved Handle With Blue Trigger
End Fitting, Rear 1680090ˆ 1680091ˆ 1680091ˆ 412-1 Switch Connector (4 req'd) N/A* N/A* 2520041* Spring, Strain Relief N/Aˆ N/Aˆ 2520056ˆ Straight Rear Strain Relief Clamshell Rear Strain Relief 2520073 (Bernard Power Pin) Clamshell Rear Strain Relief 2520069 (Euro Power Pin) 414-400 Adaptor Block See SP-BTB Power Pin See SP-BTB Power Pin Insulator See SP-BTB Liner 1810053 Terminal Housing Terminal Housing, Dual ... -
Page 31: T Series Small Straight Handle With Black Trigger
Conduit Clamp, (2) #10) Handle Kit (includes (1) #13, (1) #14) Trigger Assembly 211-5 Screw, Handle 310-1-6 320-6 Handle Collar M169700-12 Spring, Handle 320-3 Handle Cap, Locking, Rear Clamshell Rear Strain Relief with installed gas pin 2520073 (Bernard Power Pin) 2520069 Clamshell Rear Strain Relief (Euro Power Pin) 2520033 Spring Strain Relief 216-1 Control Plug Block See SP-BTB Power Pin See SP-BTB Liner See SP-BTB Power Pin Insulator See SP-BTB Trigger Control Plug Assembly... -
Page 32: T Series Straight Handle With Silver Trigger
Conduit Clamp N/Aˆ N/Aˆ 4993ˆ 4993ˆ 1880261* 1880263* 513-8* 513-8* Cable Repair Kit N/Aˆ N/Aˆ 513-8ˆ 513-8ˆ Handle Rear Strain Relief Clamshell Rear 2520073 Strain Relief (Bernard Pin) Clamshell Rear 2520069 Strain Relief (Euro Pin) 411-1 Switch 411-2 Trigger, Standard 411-4 Trigger, Locking 411-11 Trigger, Dual Pull 411-12 Trigger, D/S 411-13 Trigger, D/S Locking 411-3M Screw, Trigger Trigger Control Plug ... -
Page 33: C Series Straight Handle With Black Trigger
4992ˆ N/Aˆ N/Aˆ 4993ˆ 1880261* 1880261* 1880263* 513-8* Cable Repair Kit 1880261ˆ N/Aˆ N/Aˆ 513-8ˆ 1780086 Front Handle 1780086 Rear Strain Relief Clamshell Rear Strain 2520073 Relief (Bernard Pin) Clamshell Rear Strain 2520069 Relief (Euro Pin) 411-1 Switch 2690077 Trigger, Standard 1690088 Trigger, Dual Pull Screw, Trigger 2280064 Housing 1810055 Trigger Control Plug Trigger Control Plug, 1810058 Screw Cover, Rear 1620006... -
Page 34: Section 9 - Consumable Parts
SECTION 9 — CONSUMABLE PARTS 9-1 AccuLock™ S Consumable Series A. Small AccuLock S Gas Diffusers and Nozzles B. Large AccuLock S Gas Diffusers and Nozzles C. AccuLock Contact Tips ... -
Page 35: Centerfire™ Consumable Series
9-2 Centerfire™ Consumable Series A. Small Centerfire Gas Diffusers and Nozzles NS-5800C (5/8" I.D., Flush, Copper) NS-5818C (5/8" I.D., 1/8" Recess, Copper) NS-5800B (5/8" I.D., Flush, Brass) NS-5818C (5/8" I.D., 1/8" Recess, Brass) NS-1218C (1/2" I.D., 1/8" Recess, Copper) NS-1200B (1/2" I.D., Flush, Brass) NS-1218B (1/2" I.D., 1/8" Recess, Brass) NST-3800B (3/8" I.D., Flush, Brass) NST-3818B (3/8" I.D., 1/8" Recess, Brass) NST-38XTB (3/8" I.D., 1/8" Extension, Brass) B. Large Centerfire Gas Diffusers and Nozzles N-3400C (3/4" I.D., Flush, Copper) N-3418C (3/4" I.D., 1/8" Recess, Copper) N-3414C (3/4" I.D., 1/4", Brass) N-3418B (3/4" I.D., 1/8" Recess, Brass) N-3414B (3/4" I.D., 1/4" Recess, Brass) N-5800C (5/8" I.D., Flush, Copper) N-5818C (5/8" I.D., 1/8" Recess, Copper) N-5814C (5/8" I.D., 1/4" Recess, Copper) N-5818B (5/8" I.D., 1/8" Recess, Brass) -
Page 36: Centerfire Hd Consumable Series
9-3 Centerfire HD Consumable Series Centerfire HD Consumable Series is not configurable and will need to be ordered separately. Couple the Centerfire HD nozzle body with a Centerfire HD nozzle cone to form a complete Centerfire HD nozzle. OM-BTB-2.4... -
Page 37: Quik Tip™ Consumable Series
9-4 Quik Tip™ Consumable Series A. Quik Tip Gas Diffusers and Nozzles N1C34HQ (Plated Copper, 3/4" Heavy Duty) N1C58HQ (Plated Copper, 5/8" Heavy Duty) N1C34Q (Plated Copper, 3/4" Heavy Duty) N1B34Q (Brass, 3/4") N1C58Q (Plated Copper, 5/8") N1B58Q (Brass, 5/8") N1C12Q (Plated Copper, 1/2") N2C12HQ (Plated Copper, 1/2") N2C38HQ (Plated Copper, 3/8") N1C34HD (Plated Copper, 3/4" Heavy Duty) N1C58HD (Plated Copper, 5/8" Heavy Duty) N1C34 (Copper, 3/4") N1C58 (Copper, 5/8") N1C12 (Copper, 1/2") N2C12 (Copper, 1/2") N2C38 (Copper, 3/8") NSQT-1200 (Copper, 1/2" I.D., Flush) NSQT-1218 (Copper, 1/2" I.D., 1/8" Recess) ... -
Page 38: Quik Tip Hd Consumable Series
B. Quik Tip Contact Tips Series 1 Contact Tips T1023 0.023" (0.6 mm) T1052 0.052" (1.4 mm) T1332 3/32" (2.4 mm) T1030 0.030" (0.8 mm) T1116 1/16" (1.6 mm) T1764 7/64" (2.8 mm) T1035 0.035" (0.9 mm) ... -
Page 39: Tough Lock™ Consumable Series
9-6 TOUGH LOCK™ Consumable Series A. TOUGH LOCK Contact Tip Part Numbers WIRE SIZE STANDARD DUTY HEAVY DUTY HEAVY DUTY TAPERED EXTENDED LIFE HEAVY DUTY EXTRA HEAVY DUTY 0.023" (0.6 mm) 403-14-23 0.030" (0.8 mm) 403-14-30 403-20-30 403-21-30 403-27-30 0.035" (0.9 mm) 403-14-35 403-20-35 403-21-35 403-27-35 0.039" (1.0 mm) 403-14-1.0 403-20-1.0 403-21-1.0... - Page 40 C. TOUGH LOCK Nozzle Part Numbers PART NUMBER NOZZLE TYPE BORE TYPE MATERIAL O.D. LENGTH TIP POSITION 401-6-50 Heavy Duty 1/2" Copper 1.062" 2.88" 1/8" Recess 401-48-62 Heavy Duty 5/8" Copper 1.062" 2.76" Flush 401-5-62 Heavy Duty 5/8" Copper 1.062" 3.00" 1/4" Recess 401-6-62 Heavy Duty 5/8"...
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Page 41: Section 10 - Troubleshooting
3. Extreme heat or duty cycle. 3. Replace with heavy duty consumables. See appropriate Spec Sheet for details. 4. Short contact tip life. 1. Contact tip size 1. Replace with proper size. 2. Electrode eroding contact tip. 2. Inspect and/or change drive rolls. 3. Exceeding duty cycle. 3. Replace with properly rated Bernard MIG Gun. 5. Erratic arc. 1. Worn contact tip. 1. Replace contact tip. 2. Buildup inside of liner. 2. Replace liner, check condition of electrode. 3. Wrong tip size. 3. Replace with correct tip size. 4. Not enough bend in neck. 4. Replace with 45° or 60° neck. 6. Erratic wire feeding. - Page 42 9. See ‘Electrode does not feed’. 10. Worn, cut or missing o-rings. 10. Replace o-rings. 11. Loose fittings. 11. Tighten gun and cable connections to specified torque. See Section 7 — Replacement on page 14. 12. AccuLock S power pin cap not 12. Tighten power pin cap to specified torque. See section 7-2 torqued to the correct spec. Changing AccuLock™ S Consumables on page 15. 9. Gun running hot. 1. Exceeding duty cycle. 1. a. Replace with properly rated Bernard MIG Gun. b. Decrease parameters to within gun rating. 2. Loose or poor power connection. 2. a. Clean, tighten or replace cable grounding connection. b. Tighten gun and cable connections to specified torque. See Section 7 — Replacement on page 14. 10. Liner is discolored full 1. Short circuit to electrode. 1. Isolate electrode reel from feeder and drive block. Consult length. ...
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Page 43: Notes
NOTES OM-BTB-2.4... -
Page 44: Additional Support Materials
ADDITIONAL SUPPORT MATERIALS For additional support materials such as Spec Sheets, troubleshooting information, how-to guides and videos, animations, online configurators and much more, please visit Bernard. Scan the QR Code with your smart phone for immediate access to Tregaskiss.com/TechnicalSupport. Scan to view the B TB MIG Gun Owner’s Manual Scan to view the BTB MIG Gun Spec Sheet Scan to view the A ccuLock™ S (Semi-Auto) Consumables Spec Sheet Scan to view the Centerfire ® Consumables Spec Sheet Scan to view the Quik Tip™ Consumables Spec Sheet Scan to view the TOUGH LOCK ® Consumables Spec Sheet Scan to view the QUICK LOAD ® Liner and AutoLength™ Pins Spec Sheet Phone: 1-855-MIGWELD (644-9353) (US & Canada) Bernard +1-519-737-3000 (International) ...