OM-225 333 Page 8
SECTION 5 − MAINTENANCE & TROUBLESHOOTING

5-1. Replacing Gun Contact Tip

Ref. 804 241-A
YTurn off welding power source.
1 Nozzle
Remove nozzle.
2 Contact Tip
3 Tip Adapter
Cut off welding wire at contact tip.
Remove contact tip from tip adapter,
and install new contact tip. Reinstall
nozzle.
Tools Needed:
1
23

5-2. Cleaning Gun Liner

804 241-A / 803 838-A
YTurn off welding power source.
1 Nozzle
2 Contact Tip
3 Adapter
Head
Tube
Tools Needed:
8 mm
Lay gun cable out straight,
and blow out liner.
Remove nozzle. Cut off wire
at contact tip, and remove
contact tip and tip adapter.
.Thread wire according to
Section 3-5.
Reassemble drive cover
and gun in reverse order
from taking it apart.
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.
8 mm
1
23