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OM-948 Page 8
5-3. Replacing Gun Liner
803 496-B / 803 497-A
Head
Tube
Tools Needed:
8 mm / 10 mm
Remove nozzle. Cut off wire
at contact tip, and remove
contact tip and tip adapter.
8 mm
Open pressure assembly. Retract
wire from liner onto spool.
. Hold wire tightly to keep it
from unraveling. Secure
end of wire at spool.
Remove screws (3) from
cover, and remove cover
from wire drive assembly.
Twist handle locking ring counterclockwise
1/4 turn and slide it down cable. Separate
gun handle by lifting top rear portion up and
sliding forward over head tube.
2 mm
Loosen liner setscrew
with allen wrench.
Pull end of liner out from
housing groove, and pull
liner out of gun cable.
Black tubing end of
liner.
Y Turn off welding power source.
Black tubing end of liner.
Lay gun cable straight on a flat
surface. Insert bare end of liner
(end without black tubing) into
wire drive end of cable. Push
liner toward gun. If necessary,
twist cable to ease installation.