Miller PORTA-MIG Owner's Manual - Page 22
Browse online or download pdf Owner's Manual for Welding Accessories Miller PORTA-MIG. Miller PORTA-MIG 43 pages.
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Tubing
Pressure Gear
Securing.
Bolt
Figure
4-2.
Drive Roll Installation
Drive Gear
Securing
Bolt
Either
part
of gun
gun
adapter
kit
TB.049
920-C
Guide
Securing
Screw
Slotted Side Of
U-Cog
Rolls
Shown
Lower
U-Cog
Roll
4-6.
WELDING GUN INSTALLATION ON METAL
CASE MODELS
(Figure
4-4)
a
WARNING: ELECTRIC SHOCK
can
kill.
Do
not
touch live electrical
parts.
Shut down wire feeder
and
welding
power
source,
and
disconnect
input
power
employ
ing lockout/tagging
procedures
before mak
ing
internal connections.
Open
feeder
case
according
to
Section
4-2
before
beginning
this
procedure.
Close
and
secure case
when
procedure
is
done.
Lockout/tagging
procedures
Consist of
pad
locking
line disconnect switch in open
position,
removing
fuses from fuse
box,
or
shutting
off and
red-tagging
circuit breaker
or
other disconnect
ing
device.
A.
Installing
Gun With One-Piece Cable
1
-
Loosen
gun/feeder
connector
securing
knob.
IMPORTANT:
Wire
guides
should be installed
so
that
the
tip(s)
of the
guide
is
as
close to the drive roll
as
possible
without
touching.
TA-049 921-B
Figure
4-3.
U-Cog
Drive
Roll Installation And
Component
Location
2.
Insert
gun/feeder
connector
(which
includes
the
installed outlet
guide) through opening
on
front of
case
and
fully
into drive
assembly
housing.
3.
Tighten gun/feeder
connector
or
securing
knob.
One-Piece Drive Roll
Pressure
Adjustment
Knob
Upper U-Cog
Roll
Gear.
Cover
Weld
Cable
Terminal
Mounting
Bolt (Two)
OM-1220
Page
16