Specifications

5.
Operation
-\
~TSii~II1
Ref.
ST-173 373-B
Use
switch
to
select
weld
process.
In
Stick
position
(down),
weld
output
goes
On
and
Off
with Power switch.
In
GTAW
(TIG) position (up),
remote
control
device
turns
on
and
adjusts
weld
output
of
unit
as
limited
by
Amperage
control.
Built-in
arc
starter
comes
on
when
needed
to
start
or
sta
bilize
welding
arc.
No
adjustments
needed
for
arc
starter.
2
Pilot
Light
3
Power
Switch
Use
switch
to
turn
unit,
fan,
and
pilot
light
On
and
Off.
4
Amperage
Control
For
Stick
(SMAW),
use
control
to
adjust
am
perage
within
range
sel3cted
by
the
Range/
Polarity
Switch.
5
Stick
(SMAW)
Table
Use table
to
find
approximate
Stick
amperage
output
at
Amperage
control
setting.
See
Section
5.2 for
exarr
pie
of front
panel
am
perage
control.
For
remote
amperage
control used
when
TIG
(GTAW)
welding,
front
panel Amperage
con
trol
setting
is
the
maximum
amperage
percen
tage
available
at
the
remote
control
device.
See
Section
5.3 for
exarr
pIe
of
remote
amper
age
control.
6
Range/Polarity
Switch
Use switch
to
select
range
and
polarity
of
weld
output.
For
Direct
Current
Electrode
Negative
(DCEN),
use
Electrode
Negative
position.
For
Direct
Current Electrode
Positive
(DCEP),
use
Electrode
Positive
position.
For
alternating
current
(AC),
use
range
need
ed for
welding application

AC Low
or
AC
High
position

see
Warning.
See Section
5.4
to
find
suggested
type
of
weld
output
for
application.
7
High
Temperature
Shutdown
Light
Lights
when
unit overheats and
shuts down
(see
Section
6.2).
8
Output
On
(Contactor) Light
Lights
when
output (contactor)
and
unit
power
are on.
8
7
2
3
5
~
AMPERP~ VS. D~*L%
S LOW
I~U~l
DC
!.
$4
N
$ 24
22
$0
24 24
40
II
40 24
10 $4 24
23
SO
21 71
4$
10 $2 $4
$0
$7
~4 U
SO 4$
~I
I~
100
50
III
4
1
Weld
Process
Switch
OM-167
439 15