Miller JB000000 Owner's manual

Category
Welding System
Type
Owner's manual

This manual is also suitable for

July
1981
FORM:
OM-854
OWN
ERS
MANUAL
hullER
MILLER
ELECTRIC
MFG.
CO.
718
S.
BOUNDS
ST.
P.O.
Box
1079
APPLETON,
WI
54912
USA
ADDITIONAL
COPY
PRICE
35
CENTS
NWSA
CODE
NO.
4579
PRINTED
IN
U.S.A.
MODEL
RCMP-3A
L
~
LIMITED
WARRANTY
EFFECTIVE:
JUNE
1,
1979
This
warranty
supersedes
all
previous
MILLER
warranties
and
is
ex
clusive
with
no
other
guarantees
or
warranties
expressed
or
implied.
LIMITED
WARRANTY-Subject
to
the
terms
and
conditions
As
a
matter
of
general
policy
only,
Miller
may
honor
claims
hereof,
Millet
Electric
Mfg.
Co.
Appleton,
Wisconsin
warrants
submitted
by
the
original
user
within
the
foregoing
periods.
to
its
Distributor/Dealer
that
all
new
and
unused
Equipment
(!
furnished
by
Miller
is
free
from
defect
in
workmanship
and
In
the
case
of
Millers
breach
of
warranty
or
any
other
duty
material
as
of
the
time
and
place
of
delivery
by
Miller.
No
war-
with
respect
to
the
quality
of
any
goods,
the
exclusive
remedies
ranty
is
made
by
Miller
with
respect
to
engines,
trade
ac-
therefore
shall
be,
at
Millers
option
Ill
repair
or
(2)
replacement
cessories
or
other
items
manufactured
by
others.
Such
or,
where
authorized
in
writing
by
Miller
in
appropriate
cases,
131
engines,
trade
accessories
and
other
items
are
sold
subject
to
the
reasonable
cost
of
repair
or
replacement
at
an
authorized
~.d
the
warranties
of
their
respective
manufacturers,
if
any
.
All
Miller
service
station
or
(4)
payment
of
or
credit
for
the
purchase
engines
are
warranted
by
their
manufacturer
for
one
year
from
price
(less
reasonable
depreciation
based
upon
actual
use)
upon
date
of
original
purchase.
return
of
the
goods
at
Customers
risk
and
expense.
Upon
receipt
of
notice
of
apparent
defect
or
failure,
Miller
shall
instruct
the
clai-
Except
as
specified
below,
Millers
warranty
does
not
apply
mant
on
the
warranty
claim
procedures
to
be
followed.
to
components
having
normal
useful
life
of
less
than
one
Ii)
year,
such
as
spot
welder
tips,
relay
and
contactor
points,
ANY
EXPRESS
WARRANTY
NOT
PROVIDED
HEREIN
AND
MILLERMATIC
parts
that
come
in
contact
with
the
welding
ANY
IMPLIED
WARRANTY,
GUARANTY
OR
REPRESENTA-
?
wire
including
nozzles
and
nozzle
insulators
where
failure
does
TION
AS
TO
PERFORMANCE,
AND
ANY
REMEDY
FOR
not
result
from
defect
in
workmanship
or
material.
BREACH
OF
CONTRACT
WHICH,
BUT
FOR
THIS
PROVISION,
k~
MIGHT
ARISE
BY
IMPLICATION,
OPERATION
OF
LAW,
Miller
shall
be
required
to
honor
warranty
claims
on
war-
CUSTOM
OF
TRADE
OR
COURSE
OF
DEALING,
INCLUDING
ranted
Equipment
in
the
event
of
failure
resulting
from
a
defect
ANY
IMPLIED
WARRANTY
OF
MERCHANTABILITY
OR
OF
within
the
following
periods
from
the
date
of
delivery
of
Equip-
FITNESS
FOR
PARTICULAR
PURPOSE,
WITH
RESPECT
TO
ment
to
the
original
user:
ANY
AND
ALL
EQUIPMENT
FURNISHED
BY
MILLER
IS
EX
CLUDED
AND
DISCLAIMED
BY
MILLER.
1.
Arc
welders,
power
sources
and
components
.
.
1
year
2.
Original
main
power
rectifiers
3
years
EXCEPT
AS
EXPRESSLY
PROVIDED
BY
MILLER
IN
(labor
-
1
year
only)
WRITING,
MILLER
PRODUCTS
ARE
INTENDED
FOR
3.
All
welding
guns
and
feeder/guns
90
days
ULTIMATE
PURCHASE
BY
COMMERCIAL/INDUSTRIAL
4.
All
other
Millermatic
Feeders
1
year
USERS
AND
FOR
OPERATION
BY
PERSONS
TRAINED
AND
5.
Replacement
or
repair
parts,
exclusive
of
labor
.
60
days
EXPERIENCED
IN
THE
USE
AND
MAINTENANCE
OF
6.
Batteries
6months
WELDING
EQUIPMENT
AND
NOT
FOR
CONSUMERS
OR
CONSUMER
USE.
MILLER
WARRANTIES
DO NOT
EXTEND
provided
that
Miller
is
notified
in
writing
within
thirty
130)
days
TO,
AND
NO
RESELLER
IS
AUTHORIZED
TO
EXTEND
of
the
date
of
such
failure.
MILLERS
WARRANTIES
TO,
ANY
CONSUMER.
~,i.
~1.,
~
~t,
JY
~
ji~
:~t,
~
t,
~
ERRATA
SHEET
After
this
manual
was
printed,
refinements
in
equipment
design
occurred.
This
sheet
lists
exceptions
to
data
appearing
later
in
this
manual.
AMENDMENT
TO
SECTION
4
-
SEQUENCE
OF
OPERATION
Amend
Figure
4
-
1.
Circuit
Diagram
r~
Lr
TO
REMOTE
CONTROL
RECEPTACLE
ON
WELDING
MACHINE
Figure
4-1.
Circuit
Diagram
April
20,
1983
FORM:
OM-854
CR.
TO
FEEDER
TO
FEEDER
RC3
~RC4
54
:c~1
~
56
ISV.
-'-
53
~CR2
4$
48
115
V.
-fi-
II
W1
W2
C
a
PLC
i
TO
FEEDER
A
MOVE JUMPER
FROM
USING
2
SEPERATE

BJ
A&9
TO
B&C
WHEN
WIRE
FEEDERS
CR1
11
I
1
TO
CONTACTOR
4R~~
RECEPTACLE
ON
WELDING
MAC~IINE
FM
PLC3
.CRi
7
l15V
FROM
>
WELDING
MACI-tINE
PLC2
9
~\
TO
FEEDER
a..
Circuit
Diagram
No.
A-081400-B
OM-854
Page
A.
SECTION
1
-
1-1.
GENERAL
-
This
manual
has
been
prepared
especially
for
use
in
familiarizing
personnel
with
the
design,
installation,
operation,
maintenance,
and
troubleshooting
of
this
equipment.
All
information
presented
herein
and
on
various
labels,
tags,
and
plates
on
the
unit
should be
given
careful
consideration
to
assure
optimum
performance
of
this
equipment.
1-2.
RECEIVING-HANDLING
-
Prior
to
installing
this
equipment,
clean
all
packing
material
from
around
the
unit
and
carefully
inspect
for
any
damage
that
may
have
occurred
during
shipment.
Any
claims
for
loss
or
damage
that
may
have
occurred
in
transit
must
be
filed
by
the
purchaser
with
the
carrier.
A
copy
of
the
bill
of
lading
and
freight
bill
will
be
furnished
by
the
carrier
on
request
if
occasion
to
file
claims
arises.
When
requesting
information
concerning
this
equip
ment,
it
is
essential
that
Model
Description
and/or
Stock
Number
and
Serial
(or
Style)
Numbers
of
the
equipment
be
supplied.
1-3.
DESCRIPTION
-
This
unit
is
a
multi-purpose
remote
control
which
provides
a
separate
welding
con
dition
on
each
of
two
electrode
wires
using
one
or
two
control/feeders
and
one
welding
power
source.
This
unit
is
equipped
with
contactors
to
provide
cold
wire
(electrically
deenergized)
conditions
on
the
inactive
gun
when
both
guns
are
connected
for
the
same
polarity.
In-
CAUTION
SECTION
2
-
Before
making
electrical
connections
necessary
for
the
proper
operation
of
the
remote
con
trol,
ensure
that
the
we/ding
power
source
and
con
trol/feeder
are
both
deenergized.
IMPORTANT
Dual
control/feeders
are
shipped
from
the
factory
wired
for
use
with
one
welding
power
source.
In
order
for
the
remote
control
to
function
pro
perly,
the
dual
control/feeder
must
be
modified
to
operate
as
if
two
welding
power
sources
are
in
use.
See
the
control/feeder
Owners
Manual
for
contactor
con
trol
modification
instructions.
Damage
to
equipment
will
result
if
the
dual
con
trol/feeder
is
wired
for
use
with
one
welding
power
source
and
used
when
the
system
is
connected
with
one
gun
straight
polarity
and
the
other
gun
reverse
polarity.
I~III~
All
directions,
such
as
left
or
right,
are
with
respect
to
the
operator
facing
the
remote
control
front
panel.
2-1.
SECONDARY
CONNECTIONS
(Figure
3-1)
-
Condition
A
and
B
interconnecting
terminals
are
located
on
the
left
side
panel
of
the
remote
control.
These
terminals
provide
a
connection
point
between
the
welding
power
source
and
the
control/feeder(s).
Before
making
connection
to
the
remote
control
interconnec
ting
terminals
select
the
welding
condition
desired
on
each
electrode
wire.
Refer
to
the
welding
power
source
Owners
Manual
for
proper
secondary
cable
sizes.
INTRODUCTION
terconnecting
terminals
on
the
remote
control
allow
dif
ferent
polarity
connections.
It
is
designed
specifically
for
use
with
the
Gas
Metal-Arc
Welding
(GMAW)
and
Flux
Cored-Arc
Welding
(FCAW)
processes.
I
Wi
I
~I~
~I
V~
I
~
This
unit
is
designed
to
be used
with
one
gun
active
at
a
time.
1-4.
SAFETY
-
Before
the
equipment
is
put
into
opera
tion,
the
safety
section
at
the
front
of
the
welding
power
source
or
welding
generator
manual
should
be
read
completely.
This
will
help
avoid
possible
injury
due
to
misuse
or
improper
welding
applications.
The
following
definitions
apply
to
CAUTION,
IMPOR
TANT,
and
NOTE
blocks
found
throughout
this
manual:
1.4.1111
Under
this
heading,
installation,
operating,
and
maintenance
procedures
or
practices
will
be
found
that
if
not
carefully
followed
may
create
a
hazard
to
personnel.
IMPORTANT
_______________
Under
this
heading,
installation,
operating,
and
maintenance
procedures
or
practices
will
be
found
that
if
not
carefully
followed
may
result
in
damage
to
equipment.
I~
~
Under
this
heading,
explanatory
statements
will
be
found
that
need
special
emphasis
to
obtain
the
most
efficient
operation
of
the
equipment.
INSTALLATION
a
~
~
A
jumper
cable
must
be
used
between
remote
control
Condition
A
and
B
input
power
terminals
if
both
guns
are
connected
for
the
same
polarity
and
both
draw
weld
current
from
the
same
welding
power
source
out
put
terminal.
No
jumper
cable
connection
at
the
remote
control
input
power
terminals
is
required
if
one
gun
is
connected
for
straight
polarity
and
the
other
gun
reverse
polarity
from
the
same
welding
power
source
output
terminaL
All
cable
carrying
weld
current
must
be
of
adequate
capacity
for
the
anticipated
maximum
load.
I
i~
I
~
Periodically
inspect
the
labels
on
this
unit
for
legibility.
All labels
must
be
maintained
in
a
c/early
readable
state
and
replaced
when
necessary.
See
the
Parts
List
for
part
number
of
labels.
A.
Dual
Control/Feeder
Feeding
Two
Electrode
Wires
I~I1
I
~
Interconnecting
weld
cables
are
supplied
with
boom
mounted
dual
control/feeders
only.
These
cables
extend
out
the
back
of
the
boom.
The
cable
connecting
the
Left
Gun
is
labeled
LEFT;
the
cable
connecting
the
Right
Gun
is
not
labeled.
Bench
mounted
dual
con
trol/feeders
require
customer
supplied
interconnecting
weld
cab/es.
See
the
control/feeder
Owners
Manual
for
instructions
on
making
proper
connections
to
the
drive
assembly.
1.
High/Low
Output
Reverse
Polarity
(Figure
2-1).
I~I.Il~
When
both
guns
are
connected
for
the
same
polarity,
the
electrode
wire
from
the
inactive
gun
will
not
be
electrically
energized.
OM-854
Page
1
I~I.)
1~
High
output
straight
polarity
connections
for
the
Left
Gun
are
provided
as
an
example
of
straight
polarity
secondary
connections.
If
low
output
straight
polarity
is
desired
for
the
Left
Gun,
the
secondary
cables
at
the
we/ding
power
source
POSITIVE
output
terminals
would
need
to
be
reversed.
To
obtain
the
same
output
and
polarity
conditions
for
the
Right
Gun,
reverse
the
procedures
outlined
in
this
Section.
a.
Connect
a
secondary
cable
from
welding
power
source
NEGATIVE
output
terminal
and
the
interconnecting
cable
for
the
Left
Gun
to
remote
control
Condition
B
output
terminal.
I~I1l~
Connect
the
interconnecting
cable
for
the
Right
Gun
to
welding
power
source
NEGATIVE
output
terminal,
if
desired,
and
if
cable
length
permits.
b.
Connect
a
secondary
cable
from
welding
power
source
High
POSITIVE
output
ter
minal
to
remote
control
Condition
A
input
terminal.
c.
Connect
the
interconnecting
cable
for
the
Right
Gun
to
welding
power
source
Low
POSITIVE
output
terminal.
d.
Connect
the
work
cable
to
remote
control
Condition
A
output
terminal.
e.
Connect
a
jumper
cable
between
remote
control
Condition
A
and
B
output
terminals.
CAUTION:
Both
electrode
wires
will
be
electrically
energized
when
either
gun
trigger
is
depressed.
The
electrode
wire
in
the
Left
Gun
is
negative
while
the
elec
trode
wire
in
the
Right
Gun
is
positive;
therefore
a
potential
path
exists
between
the
electrode
wires
if
the
guns
are
brought
into
close
proximity.
B.
Two
Control/Feeders
Feeding
Two
Elec
trode
Wires
(bA,
1OE,
30A
or
30E
Models)
1.
High/Low
Output
Reverse
Polarity
(Figure
2-1)
L~I.~
I
~
When
both
guns
are
connected
for
the
same
polarity,
the
electrode
wire
from
the
inactive
gun
will
not
be
electrically
energized.
a.
Connect
secondary
cables
from
the
welding
power
source
POSITIVE
output
terminals
to
the
respective
remote
control
input
terminals
so
as
to
obtain
the
desired
output
for
each
condition.
I~
I
~
The
control/feeder
connected
to
remote
con
trol
Condition
A
Contactor
Control
receptacle
is
designated
Control/Feeder
A.
The
control/feeder
con
nected
to
remote
control
Condition
B
Con
tactor
Control
receptacle
is
designated
Control/Feeder
B.
c.
Connect
a
secondary
cable
from
the
weld
cable
terminal
on
Control/Feeder
B
to
the
remote
control
Condition
B
output
terminal.
d.
Connect
the
work
cable
to
the
NEGATIVE
output
terminal
on
the
welding
power
source.
2.
High
Output
Straight
Polarity/Low
Output
Reverse
Polarity
(Figure
2-2).
I~IsIl~
High
output
straight
polarity
connections
for
Control/Feeder
A
are
provided
as
an
example
of
straight
polarity
secondary
connections.
If
Low
output
straight
polarity
is
desired
for
Control/Feeder
A,
the
secondary
cables
at
the
welding
power
source
POSITIVE
output
terminals
would
need
to
be
reversed.
To
obtain
s/rn/liar
output
and
polarity
conditions
for
Control/Feeder
B,
reverse
the
procedures
outlined
in
this
Section.
a.
Connect
a
secondary
cable
from
welding
power
source
NEGATIVE
output
terminal
and
the
interconnecting
cable
from
the
weld
cable
terminal
on
Control/Feeder
A
to
remote
control
Condition
B
output
terminal.
t~IS1l~
Connect
the
interconnecting
cable
for
Con
trol/Feeder
A
to
welding
power
source
NEGATIVE
out
put
terminal,
if
desired,
and
if
cable
length
permits.
b.
Connect
a
secondary
cable
from
welding
power
source
High
POSITIVE
output
ter
minal
to
remote
control
Condition
A
input
terminal.
c.
Connect
an
interconnecting
cable
from
the
weld
cable
terminal
on
Control/Feeder
B
to
welding
power
source
Low
POSITIVE
out
put
terminal.
d.
Connect
the
work
cable
to
remote
control
Condition
A
output
terminal.
e.
Connect
a
jumper
cable
between
remote
control
Condition
A
and
B
output
terminal.
CAUTION
____________
Both
electrode
wires
will
be
electrically
energized
when
either
gun
trigger
is
depressed.
The
electrode
wire
from
Control/Feeder
A
is
negative
while
the
electrode
wire
from
Control/Feeder
B
is
positive;
therefore
a
potential
path
exists
between
the
electrode
wires
if
the
guns
are
brought
into
close
proximity.
2-2.
REMOTE
VOLTAGE
CONTROL
CONNEC
TIONS
(Figure
3-1)
-
The
Voltage
Control
plug
pro
vides
a
connection
point
between
the
Remote
VOLTAGE
INCREASE
control
and
the
welding
power
source
voltage
adjustment
circuitry.
Insert
the
three-
pole
twistlock
plug
from
the
remote
control
fully
into
the
welding
power
source
VOLTAGE
CONTROL
recep
tacle
and
rotate
the
plug
clockwise.
b.
Connect
a
secondary
cable
from
the
weld
cable
terminal
on
Control/Feeder
A
to
the
remote
control
Condition
A
output
terminal.
IiIsIl~
Place
the
welding
source
Voltage
Control
switch
in
the
REMOTE
position
and
rotate
the
Voltage
Control
rheostat
to
100.
OM-854
Page
3
2-3.
REMOTE
CONTACTOR
CONTROL
CONNEC
TIONS
(Figure
3-1)
-
The
Contactor
Control
plug
pro
vides
a
connection
point
between
the
remote
control
and
the
welding
power
source
contactor
control
cir
cuitry.
Insert
the
two-pole
twistlock
plug
from
the
remote
control
fully
into
the
welding
power
source
Con
tactor
Control
receptacle
and
rotate
the
plug
clockwise.
IMPORTANT
P/ace
the
we/ding
power
source
Con
tactor
Contro/
switch
in
the
REMOTE
position.
Arcing
wil/
occur
in
the
contactors
in
the
remote
control
if
this
is
not
complied
with.
2-4.
115
VAC
CONNECTIONS
(Figure
3-1)
-
The
115
VAC
plug
provides
a
connection
point
to
supply.
115
volts
ac
to
the
remote
control
from
the
welding
power
source.
Insert
the
three-pole
twistlock
plug
from
the
remote
control
fully
into
the
welding
power
source
115
VAC
receptacle
and
rotate
the
plug
clockwise.
2-5.
CONTROL/FEEDER
REMOTE
CONTACTOR
CONTROL
CONNECTIONS
(Figure
3-1)
I~Is1t~
Two
10
ft.
contactor
control
cables
are
sup
plied
with
dual
control/feeders
for
making
contactor
control
connections.
If
two
control/feeders
are
used,
it
is
recommended
that
16/2
conductor
cable
be
used
for
the
contactor
control
cable
with
a
two-prong
male
plug.
(These
parts
may
or
may
not
be
supplied
depending
on
the
model.)
When
using
two
control/feeders,
replace
reference
to
Left
Control/Feeder
with
Control/Feeder
A
and
Right
Control/Feeder
with
Control/Feeder
B.
A.
Left
Control/Feeder
The
remote
control
Condition
A
Contactor
Control
receptacle
provides
a
connection
point
between
the
Left
Control/Feeder
and
the
remote
control.
Insert
the
two-pole
twistlock
plug
from
the
Left
control
fully
into
the
Condition
A
Contactor
Control
receptacle
and
rotate
the
plug
clockwise.
B.
Right
Control/Feeder
The
remote
control
Condition
B
Contactor
Control
receptacle
provides
a
connection
point
between
the
Right
Control/Feeder
and
the
remote
control.
Insert
the
two-pole
twistlock
plug
from
the
Right
control
fully
into
the
Condition
B
Contactor
Control
receptacle
and
rotate
the
plug
clockwise.
2-6.
CONTROL/FEEDER
115
VAC
CONNECTIONS
A.
Dual
Control/Feeder
A
The
remote
control
Condition
A
115
VAC
receptacle
provides
a
connection
point
to
supply
115
volts
ac
for
operation
of
a
dual
control/feeder.
Insert
the
three-pole
twistlock
plug
from
the
dual
control/feeder
fully
into
the
Condition
A
115
VAC
receptacle
and
rotate
the
plug
clockwise.
B.
Two
Control/Feeders
tk~IIIl~
The
remote
control
is
shipped
connected
to
supply
115
volts
ac
for
the
operation
of
a
dual
con
trol/feeder.
When
using
two
control/feeders,
connect
the
jumper
fink
on
terminal
strip
1
T
across
terminals
B
and
C.
Terminal
strip
1
T
is
located
on
the
upper
left
por
tion
of
the
back
panel
inside
the
remote
control.
The
remote
control
Condition
A
and
B
115
VAC
recep
tacles
provide
connection
points
to
supply
115
volts
ac
to
Control/Feeder
A
and
Control/Feeder
B
respectively.
Insert
the
corresponding
three-pole
twistlock
plug
into
the
appropriate
receptacle
and
rotate
the
plug
clockwise.
SECTION
3-
FUNCTION
OF
CONTROLS
B-081
290-A
Condition
A
Contactor
Control
Receptacle
Condition
A
Condition
B
contactor
Condition
B
115
Left
Voltage
Right
Voltage
115
VAC
Receptacle
Control
Receptacle
VAC
Receptacle
Increase
Control
Increase
Control
Condition
B
Input
Terminal
Figure
3-1.
Remote
Control
Components
Page
4
3-1.
REMOTE
VOLTAGE
INCREASE
CONTROLS
(Figure
3-1)
~IsIl~
When
using
two
control/feeders,
replace
reference
to
Left
Control/Feeder
with
Control/Feeder
A
and
Right
Control/Feeder
with
Control/Feeder
B.
The
Remote
VOLTAGE
INCREASE
controls
provide
voltage
selection
within
the
welding
power
source
load
voltage
range
being
used.
When
the
Left
Con
trol/Feeder
is
active,
the
remote
control
LEFT
VOLTAGE
INCREASE
control
will
be
active.
When
the
Right
Control/Feeder
is
active,
the
remote
control
RIGHT
VOLTAGE
INCREASE
control
will
be
active.
Rotating
the
VOLTAGE
INCREASE
controls
in
a
clockwise
direction
will
increase
the
load
voltage.
The
scale
surrounding
the
VOLTAGE
INCREASE
con
trols
is
calibrated
in
percentage
and
should
not
be
misconstrued
as
an
amperage
or
voltage
reading.
It
is
recommended
that
the
meters
be
read
whenever
it
is
necessary
to
know
the
amperage
and
voltage
output.
I~IIl~
The
contacts
of
the
VOLTAGE
INCREASE
controls
are
of
the
continuous
type,
thereby
making
it
possible
to
adjust
these
controls
while
welding.
3-2.
REMOTE
CONTROL
PILOT
LAMPS
(Figure
3-1)
-
When
the
welding
power
source
is
energized,
the
remote
control
Condition
A
or
B
pilot
lamp,
when
il
luminated,
will
indicate
which
condition
is
active.
SECTION
4
-
SEQUENCE
OF
OPERATION
CAUTION
____________
Never,
under
any
circumstances,
operate
the
remote
control
with
the
outer
enclosure
removed.
In
addition
to
a
safety
hazard,
improper
cooling
may
result
in
damage
to
the
remote
control
components.
Warranty
is
void
if
the
remote
control
is
operated
with
the
outer
enclosure
open
or
removed.
4-1.
GAS
METAL-ARC
WELDING
(GMAW)
AND
FLUX
CORED-ARC
WELDING
(FCAW)
1.
Make
necessary
electrical
and
mechanical
con
nections
to
the
welding
power
source,
con
trol/feeder,
and
gun
as
outlined
in
the
welding
power
source
manual,
control/feeder
manual,
and
gun
manual,
respectively.
2.
Make
remote
control
secondary
connections
as
outlined
in
Section
2-1.
3.
Make
Remote
Voltage
Control
connections
as
outlined
in
Section
2-2.
4.
Make
Remote
Contactor
Control
connections
as
outlined
in
Section
2-3.
9.
Rotate
the
remote
control
LEFT
VOLTAGE
IN
CREASE
control
to
the
desired
position.
kII~
When
using
two
control/feeders,
replace
reference
to
Control/Feeder
LEFT
WIRE
SPEED
control
with
Control/Feeder
A
WIRE
SPEED
control
and
Con
trol/Feeder
RIGHT
WIRE
SPEED
control
with
Con
trol/Feeder
B
WIRE
SPEED
control.
10.
Rotate
the
control/feeder
LEFT
WIRE
SPEED
control
to
the
desired
position.
11.
Rotate
the
remote
control
RIGHT
VOLTAGE
IN
CREASE
control
to
the
desired
position.
12.
Rotate
the
control/feeder
RIGHT
WIRE
SPEED
control
to
the
desired
position.
CAUT~ON:
Prior
to
welding,
it
is
imperative
that
pro
per
protective
clothing
(welding
coat
and
gloves)
and
eye
protection
(glasses
and
welding
helmet)
be
put
on.
Failure
to
comply
may
result
in
serious
and/or
perma
nent
bodily
damage.
13.
Turn
on
the
shielding
gas
supply.
5.
Make
115
VAC
connections
as
outlined
in
Sec
tion
2-4.
6.
Make
control/feeder
Remote
Contactor
Control
connections
as
outlined
in
Section
2-5.
7.
Make
control/feeder
115
VAC
connections
as
outlined
in
Section
2-6.
8.
Place
the
welding
power
source
Load
Voltage
Range
switch,
if
applicable,
in
the
desired
posi
tion.
I~
~
If
the
welding
power
source
is
equipped
with
three
output
terminals
and
a
Load
Voltage
Range
switch,
the
Load
Voltage
Range
switch
must
be
in
the
Single
Wide
position
when
using
the
High
and
Low
out
put
terminals
at
the
same
time.
If
only
one
output
ter
minal
is
used,
the
welding
power
source
Load
Voltage
Range
switch
may
be
in
any
position.
14.
Energize
the
welding
power
source
and
con
trol/feeder(s).
Commence
welding.
15.
CONDITION
A
or
B
will
automatically
be
selected
whenever
the
Right
Gun
or
the
Left
Gun
(Gun
A
or
Gun
B
if
using
two
control/feeders)
respectively,
is
activated.
Only
one
condition
and
one
gun
is
active
at
one
time.
I~sIl~
The
Remote
VOL
TAGE
INCREASE
controls
and/or
the
WIRE
SPEED
controls
can
be
adjusted
while
welding.
4-2~
SHUTTING
DOWN
1.
Cease
welding.
2.
Allow
the
welding
power
source
to
idle
for
3
minutes
with
no
load
applied
to
permit
proper
cooling.
OM-854
Page
5
3.
Place
the
welding
power
source
POWER
switch
in
the
OFF
position.
Since
the
remote
control
derives
its
operating
power
from
the
welding
power
source,
the
remote
control
will
also
be
deenergized
when
the
welding
power
source
is
deenergized.
4.
If
the
control/feeder(s)
does
not
derive
its
operating
power
from
the
welding
power
source,
place
the
control/feeder(s)
POWER
switch
in
the
OFF
position.
5.
Turn
off
the
shielding
gas.
CAUTION
___________
If
welding
is
performed
in
a
confined
area,
failure
to
turn
off
the
shielding
gas
supply
could
result
in
a
build
up
of
gas
fumes,
thereby
endangering
personnel
reentering
the
welding
area.
ITC
MOVE
JUMPER
FROM
RC1
B..
A&B
TOB&C
WHEN
Th
USING
2
SEPERATE
CR2
WIRE
FEEDERS
115V.
FROM
WELDING
MAC
i-fl
NE
,
,~
TO
FEEDER
Circuit
Diagram
No.
A-081
400-A
Figure
4-1.
Circuit
Diagram
+
TO
FEEDER
TO
FEEDER
RC3
TO
REMOTE
CONTROL
RECEPTACLE
ON
WELDING
MACHINE
RC4
PLG
i
54
CR1
56
115
V.
-fi-
-~-
-fi-
53
CR2
49
48
115
V.
-'-
II
Wi
TO
FEEDER
~1
CR1
F,
I
1
TO
CONTACTOR
LHCR~4
RECEPTACLE
ON
WELDING
MACHINE
FM
>-
PLG3
7
9
PLG2
Page
6
July
1981
FORM:
OM-85
PARTS
LIST
MODEL
RCM
P-3A
89
Fig
B
13
14
15
36
33
16
17
34
35
32
24
Figure
A
-
Main
Assembly
2120
19
18
TD-081
136-A
Item
Dia.
Factory
No.
Mkgs.
Part
No.
Description
Quantity
Figure
A
Main
Assembly
1
PLG1
605
797
CAP,
twistlock3P3W20amp
125
volts
1
2
600 733
CORDSET,ll5voltsl6ga3/c20ft
2
3
010
610
CONNECTOR,
clamp
-cable
1/2inch
3
4
t048
938
CABINET
(consisting
of)
1
5
010
853
.
FASTENER,
screw-slotted
hd
No.2
1
6
010855
.RETAINER,screwNo.2
1
7
010
854
.
NUT,
speed
No.2
clip
-
on
type
1
047 497
LABEL,
general
precautionary
1
1
T
038
602
BLOCK,
terminal
30
amp
3
pole
1
9
038
620
LINK,
jumper
-
terminal
block
30
amp
1
10
FM
007678
MOTOR,1/70hpl50voltsacl55Orpm
1
11
031
296
BRACKET,
mounting
-
motor
fan
1
12
032618
BLADE,fan6OHz6inch4wing
1
13
W1,2
048
597
CONTACTOR,
3P
110-120/208-240
volts
(See
Fig.
B
Page
3)
2
14
048
601
LINK,
jumper
-
contactor
4
15
R1,2
030 653
RHEOSTAT,
WW
150
watt
15
ohm
2
16
NAMEPLATE
(order
by
model)
1
17
032
522
PLATE,
indicator
-
voltage
increase
right
1
18
019
627
KNOB,
pointer
2
19
032
521
PLATE,
indicator
-
voltage
increase
left
1
20
027 628
LENS,
light
-
indicator
red
clear
2
21
PL1,2
*027
638
BULB,
incandescent-slide
base
48
volts
2
22
027
631
HOUSING,
light
-
indicator
slide
base
125
volts
2
23
CR1-3
059 266
RELAY,
120
volts
ac
DPDT
3
24
039
047
TERMINAL,
power
output
-
red
(consisting
of)
4
25
601976
.
SCREW,
cap-steelhexhdl/2-13x1-1/2
1
26
039049
.TERMINALBOARD,
red
1
27
053032
.CLIP,spring-busbar
1
28
601
880
.NUT,steel-hexjaml/2-13
1
29
039044
.BUSBAR
1
30
601879
.NUT,steel-hexfulll/2-13
1
31
RC1
,2
039 686
RECEPTACLE,
twistlock
-
grounded
2P3W
2
32
048 475
GUARD,
stud
-
power
1
33
RC3,4
039
634
RECEPTACLE,
twistlock
-
flanged
INL
2P2W
2
34
PLG2
039 687
CAP,
twistlock
-
grounded
2P3W
3
35
PLG3
039 635
CONNECTOR
BODY,
twistlock
2P2W
3
36
023
606
CORD
SET,
115
volts
16
ga
2/c
600
volts
1
*Recommended
Spare
Parts.
tWhen
ordering
a
component
originally
displaying
a
precautionary
label,
the
label
should
also
be
ordered.
BE
SURE
TO
PROVIDE
MODEL
WHEN
ORDERING
REPLACEMENT
PARTS.
OM-854
Page
2
Figure
B
-
Contactor
*Recommended
Spare
Parts.
BE
SURE
TO
PROVIDE
MODEL
WHEN
ORDERING
REPLACEMENT
PARTS.
Item
No.
Factory
Part
No.
Description
Figure
B
048 597
Contactor
(See
Fig.
A
Page
2
Item
13)
Quantity
41
41
-~
048
599
COIL
contactor
120/240
volts
1
42
048
600
KIT,
point
-
contactor
3
421
18-034
909
/
I
42
Page
3
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Miller JB000000 Owner's manual

Category
Welding System
Type
Owner's manual
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