Miller Electric 3000 Welding System User Manual


 
SECTION
5-
OPERATING
AUXILIARY
EQUIPMENT
a
WARNING
ELECTRIC
SHOCK
can
kill.
Do
not
touch
live
electrical
parts.
Stop engine
before
making
internal
inspection
or
reconnection.
Ground
generator
according
to
all
applicable
national,
state,
and
local
codes.
Connect
equipment
grounding
terminal
to
a
proper
earth
ground.
Do
not
connect
to
any
electrical
distribution
system
normally
supplied
by
utility
power.
ELECTRIC
SPARKS
can
cause
fire.
If
using
auxiliary
power
only
and
not
welding,
disconnect
both
welding
cables
to
prevent
live
electrode
from
causing
electric
shock
and
fire
hazards.
Watch
for
fire.
Keep
a
fire
extinguisher
nearby,
and
know
how
to
use
it.
The
weld
output
terminals
are
electrically
energized
when
the
engine
is
running.
DC
AUXILIARY
POWER
electrical
equipment
incorrect
operation.
Use
DC
output
only
for
incandescent
lights
and
tools
rated
for
DC.
Do
not
use
DC
to
power
AC
motors,
transformer
equipment,
or
induction
motors.
Essentially
all
hand
tools
are
powered
by
universal
motors.
However,
the
switches
on
inexpensive/light
duty
tools
may
be
damaged
by
DC
power,
and
variable
speed
tools
will
run
only
at
full
speed
on
DC.
This
unit
provides
1200
watts
of
direct
current
(DC)
auxiliary
power.
DC
power
is
suitable
for
incandescent
lights
and
portable
power
tools
with
115
or
120
volt
AC/DC
or
DC
ratings.
This
power
must
not
be
used
to
power
any
AC-only
rated
equipment.
rwarn8.1
10/92
Figure
5-1.
Auxiliary
Power
DC
Receptacle
And
Circuit
Protection
5-2.
Auxiliary
Equipment
Operation
)
)
lnstat&Co~n~ct~)
)Turn
OnA
liarY))
Begin
Ope~on
Figure
5-2.
Sequence
Of
Auxiliary
Equipment
Operation
,~-.
~
X
~
MOVING
PARTS
can
cause
serious
injury.
Keep
away
from
moving
parts
such
as
fans,
belts,
and
rotors.
Keep
all
doors,
panels,
covers,
and
guards
closed
and
securely
in
place.
can
damage
and
cause
cii
0
5-1.
Auxiliary
Power
DC
Receptacle
1
120V
1OA
DC
Receptacle
Maximum
output
at
RUN
speed
is
1.2
kW.
Full
auxiliary
power
is
avail
able
only
when
not
welding.
DC
power
is
suitable
for
incandes
cent
lights
and
portable
power
tools
with
115
or
120
volt
AC/DC
or
DC
ratings.
The
switches
on
inex
pensive/light
duty
tools
may
be
2
damaged
by
DC
power,
and
vari
able
speed
tools
will
run
only
at
full
speed
on
DC.
Use
DC
output
only
for
incandes
cent
lights
and
tools
rated
for
DC.
Do
not
use
DC
power
to
run
any
AC-only
rated
equipment,
AC
mo
tors,
transformer
equipment,
or
in
duction
motors.
2
lOAFuseFi
Fl
protects
generator
from
over
load
or
short
circuits
on
dc
recep
tacle.
If
Fl
opens,
the
generator
continues
to
run
but
there
is
no
out
put
at
the
receptacle.
Weld
output
is
still
available.
See
Section
6-7
for
fuse
replacement.
Ret.
ST.157
863-A
OM-160
518
Page
10