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OM-1027 Page 4
CAUTION
FLYING METAL CHIPS AND DIRT can cause injury and damage equipment.
• Point gun away from people and in a safe direction when blowing out with compressed air.
Ref. ST-155 509
To Reassemble Gun:
Install contact tip.
Insert new liner.
Install collet onto liner and tighten
into gun/feeder connector using
wrench.
Cut liner off near collet so that liner
end is as close to drive rolls as pos-
sible without touching.
Install nozzle.
Turn off welding power
source/wire feeder.
3/8 in
Head Tube
3/8 in
Remove nozzle,
contact tip, and
liner collet.
Blow out
gun casing.
Remove liner.
Tools Needed:
3/8 in
Gun/Feeder
Connector
Figure 5-3. Changing Liner