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OM-184 693 Page 10
SECTION 4 – MAINTENANCE & TROUBLESHOOTING
4-1. Routine Maintenance
Y Disconnect power
before maintaining.
.
Maintain more often
during severe conditions.
3 Months
Replace
Damaged Or
Unreadable
Labels
Replace
Damage
Gas Hose
Clean
And
Tighten
Weld
Terminals
Repair Or Replace
Cracked Cables
And Cords
6 Months
Blow Out Or
Vacuum Inside
Clean
Drive
Rolls
4-2. Changing Contact Tip And Liner
150 437
Remove top cover and open pres-
sure roll assembly as shown in
Section 4-3.
1 Contact Tip Wrench
Insert wrench into nozzle over con-
tact tip.
2 Compression Nut
Loosen nut. Pull out contact tip.
3 Contact Tip
4 Nozzle
Pull wire out nozzle and liner
should slide out. If necessary, tilt
nozzle down to remove liner.
Close pressure roll assembly. Re-
install top cover.
Install new liner and contact tip
over wire. Cut off wire at end of
contact tip.
Tighten nut just until contact tip is
secure. Overtightening nut will
damage adapter.
Tools Needed:
1
2
3
4