Threading Welding Wire - Miller Multimatic 255 Owner's Manual

5-15. Threading Welding Wire

philips head wrench
nutdriver
1 Wire Spool wirecutter
2 Welding Wire
3 Inlet Wire Guide
4 Pressure Adjustment Knob
5 Drive Roll
6 Outlet Wire Guide
7 Gun Conduit Cable
Lay gun cable out straight.
Step 1. Open pressure assembly.
Step 2. Pull and hold wire; cut off end.
greasegun
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Complete Parts List is available at www.MillerWelds.com
1
1
4
crescent wrench
7
chippinghammer
frontcutter
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Step 3. Push wire through guides into gun;
continue to hold wire.
Step 4. Close and tighten pressure assem-
bly, and let go of wire.
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filterwrench
4
2
3
5
2
6 in.
(150 mm)
1
5
2
3
4
8
WOOD
Hold wire tightly to keep it from
unraveling.
Use pressure indicator scale to set a
desired drive roll pressure. Begin with
a setting of 2. If necessary, make addi-
tional adjustments after trying this ini-
tial setting.
7
6
3
6
9
1
2
3
4
Step 5. Remove gun nozzle and contact tip.
Step 6. Turn On.
Step 7. Press gun trigger until wire comes
out of gun. Reinstall contact tip and nozzle.
Step 8. Feed wire to check drive roll pres-
sure. Tighten knob enough to prevent
slipping.
Step 9. Cut off wire. Close and latch door.
OM-278174 Page 29