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Python
®
Lincoln Compatible
™
Owner's Manual - Page 5
Barrel Assemblies
All barrels are rated at 100% duty cycle
Barrels
Air Cooled
The Python
®
Lincoln Compatible
™
gun comes standard with a 60˚ curved
barrel. The barrel assembly locks to the gun body using the patented EZ
Lock™ system.
Optional 6", 12” and 18” Straight and Curved Barrel Assemblies
6" Straight, Air Cooled Barrel Assembly ...........................................003-2330
6" Curved, 45° Air Cooled Barrel Assembly ......................................003-2331
12" Straight, Air Cooled Barrel Assembly .........................................003-2332
12" Curved, 45° Air Cooled Barrel Assembly ....................................003-2333
18" Straight, Air Cooled Barrel Assembly .........................................003-2334
18" Curved, 45° Air Cooled Barrel Assembly ....................................003-2335
Barrel Removal and Installation
To remove the barrel assembly, loosen the patented EZ Lock™ Taper lock
nut until it is clear of the threads. Pull barrel out of the gun body.
To replace a barrel assembly, open the drive and idler roll door and seat the
barrel assembly until the inlet guide is almost touching the drive and idler roll
and the rear face of the barrel is ush with the aluminum body block. Take
care not to damage the “O” rings when inserting into the body. Tighten taper
lock nut assembly rmly so that barrel cannot rotate.
Barrel Rotation
To rotate a barrel assembly, loosen the patented EZ Lock™ Taper lock nut
assembly no more than 1 turn. Rotate barrel to the position of your choice
and retighten taper lock nut assembly rmly so that the barrel cannot rotate.
WARNING: Do not attempt to weld without the barrel being tightly
secured in the gun body, or damage to the barrel or body may result.
Section D Maintenance
Periodic Maintenance
Your Cobramatic
®
System is designed to provide years of reliable service.
Maintenance of the gun will normally consist of a general cleaning of the wire
guide system, including barrels, drive rolls, and conduits at regular intervals.
Remove spatter build-up from inside of nozzles with a hardwood stick.
The only parts on the Cobramatic
®
system that are subject to normal wear
Gun Barrel Liners
Part Number Description
931-0137 Teon liner package, 5 pieces
615-0338 Steel wire only, .030 - .1/16" (0.8 - 0.9mm)
621-0424 Python
®
tip extender (Air cooled barrel only)
615-0250 Spiral steel liner for tip extender
225 Amps, Air Cooled
(P/N 003-2272)
Standard on AC