Miller ArcReach SuitCase 12 CE Manual del usuario - Página 28
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5-11. Installing And Threading Welding Wire
1
wrench
crescent wrench
nutdriver
chippinghammer
wirecutter
Installing
Wire
And
Tension
1 Retaining Nut
2 Hub Tension Adjustment Knob
3 Pressure Adjustment Knob
4 Example Of No Wire Slippage
5 Example Of Wire Slippage
6 Nonconductive Surface
Step 1. Remove retaining nut, and install
greasegun
filterwrench
spool so hub pin fits spool hole. Reinstall re-
taining nut. Adjust tension knob so only a
slight force is needed to turn spool.
�
Do not over tighten tension knob. It is
not necessary to use any tools to tight-
en the knob.
OM-278792 Page 22
�
Complete Parts List is available at www.MillerWelds.com
1
2
3
4
6
5
6
frontcutter
Step 2. Threading Welding Wire. Lay gun
Adjusting
Hub
cable out straight. Open pressure assembly.
Hold wire tightly and cut off end. Guide wire
between alignment pins, into drive roll
grooves, and into gun liner. Close pressure
assembly and tighten pressure adjustment
knob enough to feed wire. Press jog switch
until wire comes out of gun.
�
Hold wire tightly to keep it from
unraveling.
Step 3. To set proper drive roll pressure, re-
lease the pressure on the drive rolls by loos-
ening the pressure adjustment knob.
Position gun at about a 45 degree angle,
with nozzle about two inches from a wooden
surface. While feeding the wire against the
wooden surface, increase the pressure to
2
3
4
5
one half turn past the point where the wire
stops slipping. If the wire slips at maximum
hand-tight pressure, there may be other
problems. Check the gun liner, spool ten-
sion, contact tip and drive roll wear, as all
these can cause wire feeding problems.
Step 4. Tighten pressure adjustment knob
clockwise.
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.
Step 5. Cut off wire, and close door.
6 in.
(150 mm)
Ref. 257806-B