Bernard Welder SGA 1 User Manual

Spool Gun & Push-Pull Gun Conversion Kits  
Issued Mar. 2008 • Index No. SPEC SGA-1.1  
Mig Welding Accessory  
The Right Tool For The Job.  
To improve comfort and minimize  
downtime, these conversion kits enable  
the use of long lasting Centerfire  
Consumables and a wide variety of  
interchangeable necks for greater  
flexibility and better weld puddle  
visibility.  
TM  
Centerfire contact tips, nozzles and diffusers  
are easy-to-use and high performing - they  
provide better arc starts, less spatter and more  
consistent welds - and also last up to three times  
longer than competitive brands.  
SGA-1 Conversion Kit  
TM  
Centerfire consumables fit most competitive  
brand guns to enhance performance and  
allow standardization of one contact tip and  
nozzle for all gun brands to minimize inventory  
management costs.  
Necks available in fixed, rotatable, flexible  
and multiple length options for optimal weld  
accessibility and improved operator comfort.  
Rotatable necks changeover without tools.  
SGA conversion kits allow  
the use of innovative Bernard  
front-end parts for improved  
performance and productivity.  
Patented large tapered Stay-Tite™ neck  
connection improves conductivity for better  
weld quality, lessens heat to increase operator  
comfort.  
Patented Jump Liner allows quick neck change  
and replacement of only most commonly worn or  
clogged liner area, which reduces the amount of  
time a gun is offline and minimizes inventory.  
Made with  
Pride and without  
Compromise in the USA  
®
Bernard  
Phone: 800-946-2281 (US Only) 708-946-2281 (Outside US)  
Fax: 708-946-6726  
For more information, visit us at BernardWelds.com  
An Illinois Tool Works Company  
449 West Corning Road, Box 667  
Beecher, Illinois 60401 USA  
 
Installation Instructions  
1. Remove existing barrel assembly per gun manufacturers directions  
2. Install plastic liner from kit into neck/adapter assembly as shown below.  
2a. (Optional) Trim plastic liner flush with end of adapter to use standard Bernard Jump Liner in  
neck. See Jump Liner spec sheet for additional options.  
3. Connect Bernard neck to brass adapter. See back page for available neck options.  
4. Install neck/adapter assembly into gun. Secure per gun manufacturers directions.  
5. Trim liner beyond neck threads as appropriate for gas diffuser used (3/4" for Centerfire).  
6. Attach Bernard Centerfire consumables to neck. See Centerfire spec sheet for available options.  
All SGA Kits  
When using optional Jump Liner in neck,  
trim the plastic liner from SGA kit flush with  
the front edge of the brass adapter as shown.  
.35" (8.9 mm)  
Liner Stickout  
SGA-2 Kit Only  
Adjust liner stickout dimension by  
threading brass liner lock deeper  
onto plastic material. Turn clockwise  
for approximately 8 turns.  
 
Available Necks  
1.0  
1.4  
35.5  
26.0  
1.6  
41.5  
2.5  
63.1  
QT3-30  
(30 Deg Bend)  
QT2-30  
(30 Deg Bend)  
3.0  
QT2-45  
(45 Deg Bend)  
QT2-60  
(60 Deg Bend)  
76.6  
QT2-80  
(80 Deg Bend)  
5.1  
3.6  
130.4  
3.4  
92.3  
86.3  
4.3  
110.1  
3.6  
91.8  
2.0  
2.1  
2.6  
65.4  
51.2  
52.9  
QT3-45  
(45 Deg Bend)  
QT5-30  
(30 Deg Bend)  
QT3-60  
(60 Deg Bend)  
4.3  
110.1  
QT3-80  
(80 Deg Bend)  
4.8  
7.3  
185.5  
122.1  
4.4  
111.5  
5.0  
128.2  
QT-180-5  
5.2  
QT-180-3  
2.9  
3.0  
73.8  
3.6  
91.7  
76.3  
132.0  
QT5-45  
(45 Deg Bend)  
QT5-60  
(60 Deg Bend)  
6.8  
172.6  
QT-180-7  
7.0  
6.2  
158.4  
178.8  
Notes: Dimensions in brackets are in  
millimeters. Diffuser thread size: 1/4-18 NPT  
"Bernard Special".  
QT-180-12  
12.4  
314.6  
QT-180-18  
18.4  
467.0  
QT-180-24  
24.4  
619.4  
All body tubes (except the QT-F-6 and  
QT-F-8) include the components  
required to make the body tube fixed  
(wrench-tight) or rotatable (hand-tight).  
Patent Pending  
1.5  
37.3  
QT2-45-12 (45 Deg Bend)  
11.9  
301.6  
1840057  
1840031  
1.5  
37.3  
QT2-45-18 (45 Deg Bend)  
17.9  
454.0  
4780  
1.5  
37.3  
QT2-45-24 (45 Deg Bend)  
23.9  
606.4  
QT-F-8 (Rotatable / Flexible Neck)  
8.6  
QT-F-6 (Rotatable / Flexible Neck)  
6.6  
166.8  
217.6  
©2008 Bernard  
Printed in U.S.A.  
 

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