Installing Welding - MAC TOOLS MW13O Owner's Manual

2-4.
Gun
Polarity
For Wire Type
a
WARNING
ELECTRIC SHOCK
can
kill.
Do
not touch live
electrical
parts.
Turn OFF welding
power source, and disconnect input power before inspecting
or
installing.
2-5. Installing Welding
Gun
Figure
2-3. Gun
Polarity
Connections
swami I 9/91
Tools Needed:
~
5/16
in.
3
I Gun Securing
Nut
2 Drive
Assembly
3 Gun Trigger Leads
Insert leads,
one
at
a
time,
through
grommet
on
front
panel.
Connect
leads
to matching leads in
unit.
4
Gun End
Loosen
securing nut. Insert end
through
front
panel opening until it
bottoms
against
drive
assembly.
Tighten
nut.
Close door.
Ret. ST.155 506
Tools Needed:
~
3/8 in.
1 Polarity Changeover Label
2 Polarity Jumper Links
Always read and follow welding
wire manufacturers
recom
mended
polarity.
3 Pilot
Light (see
Section
4-lA)
Close door.
2
Ref. ST-155 506
2
Figure 2-4. Gun Connections
OM-154
404
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