Installing And Threading Welding Wire - Miller Copilot Owner's Manual

5-8.

Installing And Threading Welding Wire

allen_wrench
pliers
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philips head
Verify correct drive rolls are installed.
1 Example Of No Wire Slippage
2 Nonconducting Surface
3 Pressure Adjust Knob
4 Pressure Indicator Scale
5 Drive Rolls
6 Back Of Gun
7 End Of Liner
nutdriver
solderiron
Step 1. Turn power switch to "ON" position,
located on front of power source.
Step 2. Pull and hold wire. Cut off end of
wire.
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Hold wire tightly to keep it from
unraveling.
light-duty workclamp wirecutter
torque screwdriver
OM-291865 Page 26
1
3
4
3
allen_set
15/16 in.
needlenose Step 3. Push wire through guides up to drive
wrench
crescent wrench
rolls; continue to hold wire.
Install gun. Lay gun cable out straight. Cut
off end of wire. Push wire through guides up
to drive rolls; continue to hold wire. Press
Jog button to feed wire out gun.
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heavy-duty workclamp
stripcrimp
chippinghammer
Step 4. To adjust drive roll pressure, begin
by holding nozzle about 2 in. (51 mm) from
frontcutter
2
5
tools/
flathead
knife steelbrush
For best wire feeding performance, be
sure that the outlet cable has the prop-
er size liner for the welding wire size
being used. Also, when the gun is in-
light-duty workclamp
stalled, the liner extending from the
back of the gun should be as close to
the drive rolls as possible, without
touching.
6 in.
(150 mm)
6
7
4
1
2
philips head wrench
WOOD
nonconducting surface and pressing gun
nutdriver
trigger to feed wire against surface.
Step 5. Cut wire off.
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For soft wire or small diameter stain-
less steel wire, reduce drive roll pres-
sure on the rear roll to half that of the
front rolls.
wirecutter
5
crescent wrench
chippinghammer
frontcutter