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Miller SP-1 User manual

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Copyright 2025 Manuals.Online. All Rights Reserved.

Millerfi
January
1991
FORM:
OM-531C
Effe
ctive
With
Serial
No.
JK674521
MODEL:
SP-1
SP-2
SP-3
S
P-3-50
SP-4
S
P-4-50
~OLDP,~
OWNERS
MANUAL
IMPORTANT:
Read
and
understand
the
entire
contents
of
both
this
manual
and
the
power
source
manual
used
with
this
unit,
with
special
emphasis
on
the
safety
material
throughout
both
manuals,
before
installing,
operating,
or
maintaining
this
equipment.
This
unit
and
these
instructions
are
for
use
only
by
persons
trained
and
experienced
in
the
safe
operation
of
welding
equip
ment.
Do
not
allow
untrained
persons
to
install,
operate,
or
maintain
this
unit.
Contact
your
distributor
if
you
do
not
fully
understand
these
instructions.
MILLER
ELECTRIC
Mfg.
A
Miller
Group
Ltd..
Company
Co.
P.O.
Box
1079
Appleton,
WI
54912
USA
Tel.
414-734-9821
TC-046
483
PRINTED
IN
U.SA.

LIMITED
WARRANTY
EFFECTIVE:
AUGUST
6,
1990
This
warranty
supersedes
all
previous
MILLER
warranties
and
is
exclusive
with
no
other
guarantees
or
warranties
expressed
or
implied.
.
LIMITED
WARRANTY

Subject
to
the
terms
and
conditions
hereof.
MiLLER
Electric
Mfg.
Co..
Appleton.
Wisconsin
war
rants
to
its
Distributor/Dealer
that
all
new
and
unused
Equipment
furnished
by
MILLER
is
free
from
defect
in
workmanship
and
material
as
of
the
time
and
place
of
delivery
by
MILLER.
No
warranty
is
made
by
MILLER
with
respect
to
engines,
trade
accessories
or
other
items
manufactured
by
others.
Such
engines,
trade
accessories
and
other
items
are
sold
subject
to
the
warranties
of
their
respective
manufacturers.
if
any.
All
engines
are
warrantied
by
their
manufacturer
for
two
years
from
date
of
original
purchase.
except
Deutz
engines
which
have
a
one
year.
2000
hour
warranty.
Except
as
specified
below.
MILLERs
warranty
does
not
apply
to
components
having
normal
useful
life
of
less
than
one
(1)
year,
such
as
spot
welder
tips.
relay
and
contactor
points.
MILLERMATIC
parts
thatcome
in
contactwith
the
welding
wire
including
nozzles
and
nozzle
insulators
where
failure
does
not
result
from
defect
in
workmanship
or
material.
MILLER
shall
be
required
to
honor
warranty
claims
on
war
ranted
Equipment
in
the
event
of
failure
resulting
from
a
defect
within
the
following
periods
from
the
date
of
delivery
of
Equipment
to
the
original
user:
1.
Arc
welders,
power
sources,
robots,
and
1
year
components
2.
Load
banks
1
year
3.
Original
main
power
rectifiers
3
years
(labor

1
year
only)
4. All
welding
guns.
feeder/guns
and
torches
. .
.
90
days
5.
All
other
MILLERMATIC
Feeders
1
year
6.
Replacement
or
repair
parts,
exclusive
of
labor
60
days
7.
Batteries
6
months
provided
that
MILLER
is
notified
in
writing
within
thirty
(30)
days
of
the
date
of
such
failure.
As
a
matter
of
general
policy
only.
MILLER
may
honor
claims
submitted
by
the
original
user
within
the
foregoing
periods.
In
the
case
of
MILLERs
breach
of
warranty
or
any
other
duty
with
respect
to
the
quality
of
any
goods,
the
exclusive
remedies
therefore
shall
be.
at
MILLERs
option
(1)
repair
or
(2)
replace
ment
or.
where
authorized
in
writing
by
MILLER
in
appropriate
cases.
(3)
the
reasonable
cost
of
repair
or
replacement
at
an
authorized
MILLER
service
station
or
(4)
payment
of
or
credit
for
the
purchase
price
(less
reasonable
depreciation
based
upon
actual
use)
upon
return
of
the
goods
at
Customers
risk
and
expense.
MILLERs
option
of
repair
or
replacement
will
be
FOB..
Factory
at
Appleton.
Wisconsin.
or
F.O.B.
at
a
MILLER
authorized
service
facility,
therefore,
no
compensation
for
transportation
costs
of
any
kind
will
be
allowed.
Upon
receipt
of
notice
of
apparent
defect
or
failure,
MILLER
shall
instruct
the
claimant
on
the
warranty
claim
procedures
to
be
followed.
ANY
EXPRESS
WARRANTY
NOT
PROVIDED
HEREIN
AND
ANY
IMPLIED
WARRANTY,
GUARANTY
OR
REPRE
SENTATION
AS
TO
PERFORMANCE,
AND
ANY
REMEDY
FOR
BREACH
OF
CONTRACT
WHICH.
BUT
FOR
THIS
PROVISION.
MIGHT
ARISE
BY
IMPLICATION,
OPERATION
OF
LAW.
CUSTOM
OF
TRADE
OR
COURSE
OF
DEALING,
INCLUDING
ANY
IMPLIED
WARRANTY
OF
MERCHAN
TABILITY
OR
OF
FlTNESS
FOR
PARTICULAR
PURPOSE,
WITH
RESPECT
TO
ANY
AND
ALL
EQUIPMENT
FURNISHED
BY
MILLER
IS
EXCLUDED
AND
DISCLAIMED
BY
MILLER.
EXCEPT
AS
EXPRESSLY
PROVIDED
BY
MILLER
IN
WRITING,
MILLER
PRODUCTS
ARE
INTENDED
FOR
ULTIMATE
PURCHASE
BY
COMMERCIAL/INDUSTRIAL
USERS
AND
FOR
OPERATION
BY
PERSONS
TRAINED
AND
EXPERIENCED
IN
THE
USE
AND
MAINTENANCE
OF
WELDING
EQUIPMENT
AND
NOT
FOR
CONSUMERS
OR
CONSUMER
USE.
MILLERS
WARRANTIES
DO
NOT
EXTEND
TO,
AND
NO
RESELLER
IS
AUTHORIZED
TO
EXTEND
MILLERS
WARRANTIES
TO,
ANY
CONSUMER.
_1
I
.
I
.1

OM-531C

1/91
RECEIVING-HANDLING
Before
unpacking
equipment,
check
carton
for
any
dam-
Use
the
following
spaces
to
record
the
Model
Designa
age
that
may
have
occurred
during
shipment.
File
any
tion
and
Serial
or
Style
Number
of
your
unit.
The
infor
claims
for
loss
or
damage
with
the
delivering
carrier.
mation
is
located
on
the
data
card
or
the
nameplate.
Assistance
for
filing
or
settling
claims
may
be
obtained
from
the
distributor
and/or
the
equipment
manufactur-
Model
________________________________
ers
Transportation
Department.
Serial
or
Style
No.
____________________
When
requesting
information
about
this
equipment,
al
ways
provide
the
Model
Description
and
Serial
or
Style
Date
of
Purchase
______________________
Number.
TABLE
OF
CONTENTS
Section
No.
Page
No.
SECTION
1

SAFETY
PRECAUTIONS
AND
SIGNAL
WORDS
1-1.
General
Information
And
Safety
1
1-2.
Safety
Alert
Symbol
And
Signal
Words
1
SECTION
2
SPECIFICATIONS
2-1.
Description
2
SECTION
3
INSTALLATION
3-1.
Field
Installation
Instructions
For
Installing
Programmer
Onto
Welding
Power
Source
2
3-2.
Field
Installation
Of
Pulser
Into
SP-1
And
SP-3
Programmers
3
3-3.
Remote
Emergency
Stop
Switch
Connections
(Switch
Not
Supplied)
6
3-4.
Remote
Downslope
Initiation
Switch
Connections
(SP-3
And
SP-4
Models)
(Switch
Not
Supplied)
6
3-5.
Remote
Hand
Switch
Connections
(SP-1
And
SP-2
Models)
7
3-6.
Remote
Start
Control
Connections
(SP-3
And
SP-4)
(Switch
Not
Supplied)
7
3-7.
Timed
Normally-Open
And
Normally-Closed
Contacts
(SP-3
And
SP-4
Models)
7
SECTION
4OPERATOR
CONTROLS
4-1.
Programmer
Switch
8
4-2.
Starting
The
Unit
8
4-3.
Stopping
The
Unit
8
4-4.
Electroslope
(All
Models)
9
4-5.
Remote
Downslope
Initiation
Switch
(SP-3
And
SP-4
Models)
10
4-6.
Pulser
(SP-2
And
SP-4
Models)
10
4-7.
Sequencer
(SP-3
And
SP-4
Models)
11
4-8.
SMAW/GTAW
Switch
(SP-1
And
SP-2
Models)
11
4-9.
Auto/Manual
Switch
(SP-3
And
SP-4
Models)
11
4-10.
Remote Hand
Switch
RHS-46
(SP-1
And
SP-2
Models)
11
Section
No.
Page
No.
SECTION
5
SEQUENCE
OF
OPERATION
5-1.
Control
Setup
Checklist
12
5-2.
Gas
Tungsten
Arc
Welding
(GTAW)
12
5-3.
Shielded
Metal
Arc
Welding
(SMAW)
14
5-4.
Shutting
Down
14
SECTION
6
MAINTENANCE
&
TROUBLESHOOTING
6-1.
ElectronicTimers
14
6-2.
Circuit
Board
Replacement
Procedures
15
6-3.
Troubleshooting
16
SECTION
7
ELECTRICAL
DIAGRAMS
Diagram
7-i.
Circuit
Diagram
For
SF-i
Models
18
Diagram
7-2
.
Circuit
Diagram
For
SP-2
Models
19
Diagram
7-3.
Circuit
Diagram
For
SP-3
And
SP-4
Models
20
Diagram
7-4.
Circuit
Diagram
Far
SF-i
Model
Sloper
Circuit
Board
PC500
.
21
Diagram
7-5.
Circuit
Diagram
For
SP-2
Model
Sloper
Circuit
Board
PC500
.
22
Diagram
7-6.
Circuit
Diagram
For
SP-3
Model
Sloper
Circuit
Board
PC500
.
23
Diagram
7-7.
Circuit
Diagram
For
SP-4
Model
Sloper
Circuit
Board
PC500
.
24
Diagram
7-8.
Circuit
Diagram
For
Pulser
Circuit
Board
25
SECTION
8
PARTS
LIST
Figure
8-1.
Main
Assembly
26
Figure
8-2.
Circuit
Card
(Sloper
And
Pulser
Illustrated)
28
Figure
8-3.
Pulser
Control
31
V
LIST
OF
CHARTS
AND
TABLES
Table
2-i.
Specifications
1
Chart
4-i.
Weld
Cycle
Timing
9
Table
5-i.
Welding
Power
Source
Control
Checklist
13
Table
5-2.
Programmer
Control
Check!ist
13
Table
6-i
.Troubleshooting
17
S
SECTION
1

SAFETY
PRECAUTIONS
AND
SIGNAL
WORDS
1-1.
GENERAL
INFORMATION
AND
SAFETY
A.
General
Information
presented
in
this
manual and
on
various
la
bels,
tags,
and
plates
on
the
unit
pertains
to
equipment
design,
installation,
operation,
maintenance,
and
troubleshooting
which
should
be
read,
understood,
and
followed
for
the
safe
and
effective
use
of
this
equipment.
B.
Safety
The
installation,
operation,
maintenance,
and
trouble
shooting
of
arc
welding
equipment
requires
practices
and
procedures
which
ensure
personal
safety
and
the
safety
of
others.
Therefore,
this
equipment
is
to
be
in
stalled,
operated,
and
maintained
only
by
qualified
per
sons
in
accordance
with
this
manual
and
all
applicable
codes
such
as,
but
not
limited
to,
those
listed
at
the
end
of
Section
1

Safety
Rules
For
Operation
Of
Arc
Weld
ing
Power
Source
in
the
welding
power
source
Owners
Manual.
1-2.
SAFETY
ALERT
SYMBOL
AND
SIGNAL
WORDS
The
following
safety
alert
symbol
and
signal
words
are
used
throughout
this
manual
to
call
attention
to
and
iden
tify
different
levels
of
hazajd
and
special
instructions.
a
a
a
This
safety
alert
symbol
is
used
with
the
signal
words
WARNING
and
CAUTION
to
call
atten
tion
to
the
safety
statements.
WARNING
statements
identify
procedures
or
practices
which
must
be
followed
to
avoid
seri
ous
personal
injury
or
loss
of
life.
CAUTION
statements
identify
procedures
or
practices
which
must
be
followed
to
avoid
minor
personal
injury
or
damage
to
this
equipment.
IMPORTANT
statements
identify
special
instructions
necessary
for
the
most
efficient
operation
of
this
equip
ment.
SECTION
2
SPECIFICATIONS
Table
2-1.
Specifications
Power
Weight
Net
I
Ship
75
lbs.
78
lbs.
(34
kg)
(35.4
kg)
Operates
From
Welding
Power
Source
Control
Voltages
TC-046
483
Figure
2-1.
Specifications
OM-531
Page
1
2-1.
DESCRIPTION
The
SP
series
is
designed
to
program
specific
functions
of
the
Syncrowave
welding
power
source.
All
of
the
mod
els
are
equipped
with
Electroslope
which
provides
initial
output
selection,
upslope
time
control,
downslope
time
control,
and
final
output
selection.
The
SP-1
is
equipped
with
Electroslope.
The
SP-1
must
be
manually
advanced
through
the
welding
cycle.
The
SP-2
is
equipped
with
Electroslope,
and
Pulser
which
provides
background
output
control,
pulse
per
cent
on
time,
and
pulse
frequency
control.
This
program
mer
must
also
be
manually
advanced
through
the
weld
ing
cycle.
The
SP-3
is
equipped
with
Electroslope,
and
a
Sequenc
er
which
provides
electronic
control
of
initial
output
time,
upslope
and
weld
time,
and
downslope
and
final
output
time.
The
SP-4
is
equipped
with
Electroslope;
Pulser,
the
same
as
SP-2;
and
Sequencer,
the
same
as
SP-3.
The
locking
rear
compartment
on
the
Programmer
is
de
signed
for
tool
and
torch
storage.
The
welding
power
source
lifting
eye
can
be
accessed
through
this
compart
ment.
The
welding
power
source
and
Programmer
are
referred
to
as
the
unit
in
this
manual.
When
ordered
as
a
factory
option,
the
SP
is
installed
on
and
wired
into
the
welding
power
source.
Field
installation
is
possible
and
instruc
tions
are
included
in
Section
3-1.
.
SECTION
3INSTALLATION
3-1.
FIELD
INSTALLATION
INSTRUCTIONS
FOR
INSTALLING
PROGRAMMER
ONTO
WELD
ING
POWER
SOURCE
(Figures
3-1
And
3-2)
a
WARNING:
ELECTRIC
SHOCK
can
kill.

Do
not
touch
live
electrical
parts.

Do
not
allow
untrained
persons
to
install this
unit.

Shutdown
welding
powersource,
and
discon
nect
input
power
employing
lockout/tagging
procedures
before
beginning
this
installation.
Lockout/tagging
procedures
consist
of
padlock
ing
line
disconnect
switch
in
open
position,
re
moving
fuses
from
fuse
box,
or
shutting
off
and
red-tagging
circuit
breaker
or
other
disconnect
ing
device.
This
unit
and
these
instructions
are
for
use
only
by
persons
trained
and
experienced
in
the
safe
methods
of
working
on
welding
equipment.
IMPORTANT:
All
directions
such
as
left
or
right,
are
with
respect
to
the
operator
facing
the
welding
power
source
and
Programmer
front
panels.
Retain
all
hardware
re
moved
during
this
procedure
for
reinstallation.
a
CAUTION:
METAL
FILINGS
AND/OR
TOOL
CONTACT
WITH
INTERNAL
COMPONENTS
can
damage
unit.

Cover
internal
components.

Clean
unit,
and
remove
internal
covering
ma
terial
before
resuming
operation.
A.
Mechanical
Procedures
1.
Remove
top
cover
from
Programmer.
2.
Remove
both
side
panels
from
welding
power
source.
3.
Place
Programmer
on
top
of
welding
power
source
with
front
control
panels
facing
same
di-
rection,
and
align
four
mounting
holes
and
lead
access
hole
in
Programmer
with
holes
in
top
cov
er
of
welding
power
source.
4.
Using
the
Programmer
as
a
template,
mark
four
mounting
holes
and
lead
access
hole
onto
weld
ing
power
source
top
cover.
5.
Remove
Programmer
from
top
of
welding
power
source.
6.
Remove
welding
power
source
top
cover.
7.
Drill
four
9/32
in.
(7
mm)
mounting
holes
in
weld
ing
power
source
cover.
8.
Drill
or
punch
a
2-1/4
in.
(57
mm)
lead
access
hole
in
welding
power
source
cover.
B
.
Electrical
Connections
1.
Locate
terminal
strip
iT
in
the
welding
power
source.
2.
Connect
the
following
leads
from
12-socket
plug
PLG2
to
corresponding
terminals
on
iT:
11
to
1T11
20
to
1T20
32
to
1T32
68
to
1T68
IMPORTANT:
It
may
be
necessary
to
cut
wiring
harness
ties
to
locate
leads.
3.
Locate
leads
Bi
and
4
coming
from
pilot
light
PL1.
Slide
sleeving
back
on
these
leads
to
expose
splices.
a
CAUTION:
SOLDER
can
damage
unit.

Do
not
allow
solder
to
fall
into
unit.

Cover
exposed
areas
of
unit
when
soldering
or
unsoldering
connections.

Remove
covers
and
clean
unit
before
resum
ing
operation.
.
OM-531
Page
2
4.
Solder
leads
Bi
and
4
from
PLG2
to
correspond
ing
leads
from
PL1.
Slide
sleeving
back
into
posi
tion
after
soldering.
5.
Locate
lead
11
coming
from
remote
control
recep
tacle
RC2.
Cut
lead
11
approximately
6
in.
(152
mm)
from
RC2.
6.
Splice
lead
144
from
PLG2
to
lead
11
coming
from
RC2.
7.
Insulate
free
end
of
lead
11
and
tie
into
wiring
har
ness.
8.
Locate
lead
31
at
contactor
control
switch
S4.
Connect
lead
31
from
PLG2
to
S4
as
follows:
a.
Disconnect
existing
lead
31
from
S4.
b.
Reconnect
lead
31
(from
Step
a)
to
piggyback
connector
on
new
lead
31.
c.
Install
piggyback
connector
onto
S4
where
lead
31
was
removed
in
Step
a.
9.
Locate
lead
109
at
main
amperage
control
Ri.
Unsolder
lead
from
Ri.
10.
Solder
lead
123
from
PLG2
to
Ri
where
lead
109
was
removed.
11.
Splice
lead
109
to
lead
109
coming
from
9-socket
plug
PLG4.
Locate
leads
107
at
Ri.
Unsolder
leads
from
Ri.
13.
Solder
lead
115
from
PLG2to
Ri
where
leads
107
were
removed.
14.
Splice
leads
107
to
lead
107
coming
from
PLG4.
15.
Locate
lead
114
at
start
amperage
switch
SlO.
Connect
lead
114
from
PLG4
to
510
as
follows:
a.
Disconnect
existing
lead
114
from
510.
b.
Reconnect
lead
114
(from
Step
a)
to
piggyback
connector
on
new
lead
114.
c.
Install
piggyback
connector
onto
SlO
where
lead
114
was
removed
in
Step
a.
16.
Connect
the
following
leads
from
PLG4
to
corre
sponding
terminals
on
iT:
86
to
1T86
81
to
1T81
17.
Locate
control
transformer
T2
just
behind
right
end
of
1
T.
Green
transformer
leads
are
leads
117

and
118.
Slide
sleeving
back
on
these
leads
to
ex
pose
the
splices.
18.
Splice
leads
117
and
118 from
PLG4
to
corre
sponding
leads
from
T2.
IMPORTANT:
If
the
welding
power
source
is
equipped
with
Pulser,
insulate
end
of
lead
160
coming
from
PLG4,
and
tie
into
Programmer
wiring
harness.
19.
Locate
receptacle
RC3
at
circuit
board
PCi.
Lo
cate
hole
27
on
RC3.
20.
Insert
lead
160
from
PLG4
into
hole
27
at
RC3.
Be
sure
terminal
on
lead
160
is
locked
in
RC3.
21.
Connect
lead
42
(ground)
coming
from
PLG4
to
one
of
the
mounting
bolts
holding
circuit
board
en
closure
in
place.
22.
Tape
or
tie
leads
to
existing
wiring
harness
to
maintain
lead
dress
and
to
avoid
contact
with
hot
or
moving
parts.
C.
Final
Installation
Procedures
1.
Reinstall
the
welding
power
source
cover.
2.
Place
the
Programmer
on
top
of
the
welding
pow
er
source,
and
secure
with
supplied
mounting
screws.
3.
Route
12-pin plug
PLG1
and
9-pin
plug
PLG3
from
Programmer
through
lead
access
hole
into
welding
power
source.
4.
Connect
PLG1
from
Programmer
to
PLG2
in
welding
power
source.
5.
Connect
PLG3
from
Programmer
to
PLG4
in
welding
power
source.
6.
Reinstall
side
panels
onto
welding
power
source
and
cover
onto
Programmer.
3-2.
FIELD
INSTALLATION
OF PULSER
INTO
SP-1
AND
SP-3
PROGRAMMERS
(Figures
3-1
thru
3-3)
a
WARNING:
ELECTRIC
SHOCK
can
kill.

Do
not
touch
live
electrical
parts.
unit.

Shut
down
welding
powersource,
and
discon
nect
input
power
employing
lockout/tagging
procedures
before
beginning
this
installation.
Lockout/tagging
procedures
consist
of
padlock
ing
line
disconnect
switch
in
open
position,
re
moving
fuses
from
fuse
box,
or
shutting
off
and
red-tagging
Circuit
breaker
or
other
disconnect
ing
device.
This
unit
and
these
instructions
are
for
use
only
by
persons
trained
and
experienced
in
the
safe
methods
of
working
on
welding
equipment.
IMPORTANT:
All
directions,
such
as
left
or
right,
are
with
respect
to
the
operator
facing
the
welding
power
source
and
Programmer
front
panels.
Retain
hardware
removed
during
this
procedure
for
reinstallation.
A.
Mechanical
Procedures
1.
Remove
top
cover
from
Programmer.
2.
Remove
both
side
panels
from
the
welding
power
source.
a
CAUTION~
METAL
FILINGS
AND/OR
TOOL.
COI~3TACT
WITh
INTERNAL
COMPONENTS
can
damage-unit.

Cover
internal
components.

Clean
unit
and
remove
internal
covering
ma
terial
before
resuming
operation.
12.

Do
not
allow
untrained
persons
to
install this
OM-531
Page
3
3.
Holes
are
provided
in
the
front
panel
but
not
in
the
nameplate
for
mounting
the
Pulser
controls.
Lo
cate
the
four
prepunched
holes
in
the
lower
right
corner
of
the
front
panel.
Mark
locations
onto
nameplate
by
applying
pressure
from
rear
with
a
sharp
tool.
Punch
or
drill
holes
of
the
same
size
in
the
nameplate.
4.
Install
the
Pulser
assembly
from
the
rear
of
the
front
panel/nameplate,
and
secure
with
supplied
hardware.
5.
Apply
the
large
label
with
control
callouts
onto
the
nameplate.
Apply
label
with
model
designation
onto
lower
right
corner
of
nameplate.
6.
Rotate
Pulser
controls
fully
counterclockwise,
and
install
supplied
knobs
onto
shafts
with
point
ers
at
zero
(0)
or
minimum.
7.
A
hole
is
provided
in
the
front
panel
but
not
in
the
nameplate
for
mounting
the
ELECTROSLOPE
switch
S52.
Locate
the
hole
to
the
right
of
the
elec
troslope
controls.
Mark
location
onto
nameplate
by
applying
pressure
from
rear
with
sharp
tool.
Punch
or
drill
hole
of
same
size
in
the
nameplate.
8.
Install
the
switch
onto
the
front
panel/nameplate
from
rear
with
switch
keyway
down.
9.
Apply
ELECTROSLOPE
label
over
switch
onto
nameplate.
10.
For
SP-1
Models
only:
Install
control
relay
CR56
to
the
front
of
the
center
partition
in
the
Program
mer
under
CR56
label
using
supplied
hardware.
11.
Locate
circuit
board
PC500
on
right
side
of
center
partition
in
the
Programmer.
Remove
and
discard
PC500.
B.
Electrical
Procedures
In
Programmer
a
CAUTION:
SOLDER
can
damage
unit.

Do
not
a/low
solder
to
fall
into
unit.

Cover
exposed
areas
of
unit
when
soldering
or
unsoldering
connections.

Remove
covers
and
clean
unit
before
resum
ing
operation.
1.
Remove
header
RC5O
from
mounting
bracket.
a
CAUTION:
IMPROPER
LEAD
INSERTION
can
cause
equipment
damage.

Be
sure
that
lead
terminals
are
inserted
into
correct
receptacle
hole.
If
a
terminal
does
not
lock
in
place
when
inserted
into
the
recep
tacle,
rotate
terminal
180
and
reinsert.
2.
Insert
the
following
leads
from
the
pulser
circuit
board
into
RC5O
(see
Figure
3-1):
Lead
83
to
RC5O
Hole
28
Lead
84
to
RC5O
Hole
29
Lead
134
to
RC5O
Hole
24
3.
For
SP-1
Models:
1
3
5
7
11
13
15
17
19
21
23
25
27
29
4
Lead
84
a.
Insert
the
following
supplied
loose
leads
into
RC5O
(see
Figure
3-1).
Lead
164
to
RC5O
Hole 6
Lead
501
to
RC5O
Hole
26
b.
Connect
remaining
end
of
lead
164
to
terminal
7
on
relay
CR56.
c.
Connect
remaining
end
of
lead
501
to
the
center
terminal
on
the
PULSER
switch
S400.
d.
Connect
supplied
loose
lead
31
to
ELECTRO
SLOPE
switch
S52
(see
Figure
3-2).
Solder
re
maining
end
of
lead
31
to
the
common
terminal
of
STOP
push
button
switch
PB51.
e.
Cut
existing
lead
1394
in.
(102
mm)
from
RC5O.
Disconnect
remaining
end
from
CR55
and dis
card.
Splice
supplied
lead
139
to
existing
lead
139
at
RC5O
and
insulate
splice.
Connect
re
maining
end
of
new
lead
139
to
S52
(see
Figure
3-2).
f.
Disconnect
existing
lead
144
from
rectifier
SR3.
Slide
the
supplied
tubing
onto
lead
144.
Con
nect
the
female
terminals
from
existing
lead
144
to
the
male
terminals
on
supplied
lead
144.
Slide
tubing
over
connection.
Connect
remain
ing
end
of
lead
144
to
S52
(see
Figure
3-2).
Connect
short
lead
144
to
S52
(see
Figure
3-2).
g.
Connect
supplied
lead
156
to
terminal
on
SR3
where
lead
144
was
removed.
Connect
remain
ing
end
of
lead
156
to
S52
(see
Figure
3-2).
h.
Connect
supplied
lead
155
to
terminal
A
on
CR56.
Connect
remaining
end
of
lead
155
to
S52
(see
Figure
3-2).
i.
Connect
supplied
lead
157
to
terminal
A
on
CR55.
Connect
remaining
end
of
lead
157
to
S52
(see
Figure
3-2).
.
_______
0
8100
10100
1210
14
100
16
100
18~0
20100
22
10
Leadl34
~i.24IQ0
LeadbOl
912610
Leacj83
28
Figure
3-1.
Receptacle
RC5O
TA.046
965
OM-531
Page
4
Lead
Figure
3-2.
Electrical
Installation
Of
Electroslope
Switch
S52
in
SP-1
MODELS
j.
Disconnect
existing
lead
32
from
SR3.
Connect
the
female
terminals
from
existing
lead
32
to
the
male
terminals
on
supplied
lead
32.
Connect
re
maining
end
of
new
lead
32
to
terminal
B
on
CR56.
k.
Connect
supplied
lead
109
to
terminal
5
on
CR56.
Connect
remaining
end
of
lead
109
to
PROGRAMMER
switch
S50
as
follows:
1.
Disconnect
existing
lead
109
from
S50.
2.
Connect
lead
109
(from
Step
1)
to
piggy
back
connector
on
new
lead
109
3.
Install
piggyback
connector
onto
S50
where
lead
109
was
removed
in
Step
1.
Cut
off
existing
lead
130
4
in.
(102
mm)
from
RC5O.
Unsolder
remaining
end
of
existing
lead
130
from
the
FINAL
AMPERAGE
control
R50
and
discard.
Solder
supplied
lead
130
to
R50
where
lead
130
was
removed.
Connect
remain
ing
end
of
new
lead
130
to
terminal
4
on
CR56.
m.
Splice
supplied
lead
158
to
existing
lead
130
at
RC5O,
and
insulate
splice.
Connect
remaining
end
of
lead
158
to
terminal
12
on
CR56.
n.
Cut
off
existing
lead
133
4
in.
(102
mm)
from
RC5O.
Disconnect
remaining
end
of
lead
133
from
S50
and
discard.
Splice
supplied
lead
133
to
existing
lead
133
at
RC5O
and
insulate
splice.
Connect
remaining
end
of
new
lead
133
to
ter
minal
3
on
CR56.
a.
Connect
supplied
lead
165
to
the
terminal
on
S50
where
lead
133
was
removed.
Connect
re
maining
end
of
lead
165
to
terminal
11
on
CR56.
p.
Cut
existing
lead
1324
in.
(102
mm)
from
RC5O.
Disconnect
remaining
end
of
lead
132
from
S50
and
discard.
Splice
supplied
lead
159
to
existing
lead
132
at
RC5O
and
insulate
splice.
Connect
one
of
the
remaining
ends
of
new
lead
159
to
terminal
2
on
CR56.
Connect
remaining
end
of
new
lead
159
to
terminal
1
on
CR56.
q.
Connect
supplied
lead
163
to
the
terminal
on
S50
where
lead
132
was
removed.
Connect
re
maining
end
of
lead
163
to
terminal
9
on
CR56.
For
SP-3
Models
Connect
supplied
lead
501
to
terminal
2
on
CR55.
Connect
remaining
end
of
lead
501
to
center
terminal
of
PULSER
switch
S400.
b.
Connect
supplied
lead
81
to
terminal
8
on
CR55.
Connect
remaining
end
of
lead
81
to
the
top
terminal
of
S400.
c.
Connect
supplied
long~lead
1
to
terminal
13
on
INITIAL
AMPERAGE
timer
TD51.
Connect
re
maining
end
of
lead
1
to
ELECTROSLOPE
switch
S52
(see
Figure
3-3).
Connect
short
lead
1
to
S52
(see
Figure
3-3).
d.
Remove
jumper
link
between
terminals
71
and
161
on
terminal
strip
50T.
e.
Connect
supplied
lead
71
to
50T71
.
Connect
re
maining
end
of
lead
71
to
S52
(see
Figure
3-3).
f.
Connectsupplied
lead
161
to5OTl6l.Connect
remaining
end
of
lead
161
to
S52
(see
Figure
3-3).
g.
Disconnect
existing
lead
155
from
terminal
3
on
CR50
and
terminal
A
on
CR56
and
discard.
Connect
supplied
lead
155
as
follows:
1.
Connect
terminal
with
two
leads
to
termi
nal
A
on
CR56.
2.
Connect
shorter
lead
to
terminal
3
on
CR50.
3.
Connect
remaining
lead
to
S52
(see
Figure
3-3).
h.
Connect
supplied
lead
157
to
terminal
9
on
TD51.
Connect
remaining
end
of
lead
157
to
S52
(see
Figure
3-3).
5.
Connect
supplied
lead
160
to
terminal
6
on
CR56.
Route
remaining
end
of
lead
160
through
access
hole
in
bottom
of
Programmer
into
welding
power
source.
Rear
View
Of
Switch
Top
I
V~F
-l
TA-046
963
Figure
3-3.
Electrical
Installation
Of
Electroslope
Switch
S52
in
SP-3
Models
Top
Lead
144-(Iong)
4.
a.
Rear
View
Of
Switch
Lead
156
TA-046 964
Lead
155
Lead
161
H
Lead
71
t~r

4
Lead
157
Lead
1
(long)
Lead
1
(short)
OM-531
Page
5
6.
Connect
lead
42
from
the
pulser
module
to
the
threaded
mounting
spacer
for
Programmer
circuit
board
PC500.
7.
Connect
lead
132
from
the
pulser
module
to
ter
minal
10
on
CR56.
8.
Reinstall
RC5O.
9.
Align
supplied
PC500
and
insert
into
RC5O.
Se
cure
PC500
to
standoffs.
10.
Thread
leads
81,
86,
and
114
from
the
pulser
module,
through
the
access
hole
in
the
bottom
of
the
programmer,
and
into
the
welding
power
source.
C.
Welding
Power
Source
Electrical
Connections
For
Models
Prior
To
Serial
No.
JA432849:
a.
Splice
supplied
leads
81,
86,
114,
and
160
to
corresponding
leads
routed
into
the
welding
power
source
from
the
Programmer.
b.
Connect
leads
81
and
86
to
corresponding
ter
minals
on
terminal
strip
iT
in
the
welding
power
source.
c.
Connect
lead
114
to
the
START
AMPERAGE
switch
SlO
as
follows:
1.
Disconnect
existing
lead
114
from
SlO.
2.
Reconnect
lead
114
(from
Step
1)
to
piggy
back
connector
on
new
lead
114.
3.
Install
piggyback
connector
onto
SlO
where
lead
114
was
removed
in
Step
1.
d.
Locate
edge
connector
receptacle
RC3
at
cir
cuit
board
PCi.
Insert
lead
160
into
hole
27
on
RC3.
Be
sure
that
terminal
on
lead
160
has
locked
into
RC3.
2.
For
Models
Effective
With
Serial
No.
JA432849:
a.
Discard
supplied
loose
leads
81, 86,
114,
and
160.
b.
Insert
leads
from
Programmer
into
plug
PLG3
as
follows:
Lead
81
to
Socket
8
Lead
86
to
Socket 6
Lead
114
to
Socket
5
Lead
160
to
Socket
7
3.
Tape
or
tie
new
leads
to
existing
wiring
harness.
Be
sure
that
leads
will
not
touch
hot
or
moving.
4.
Reinstall
the
welding
power
source
side
panels
and
Programmer
top
cover.
3-3.
REMOTE
EMERGENCY
STOP
SWITCH
CON
NECTIONS
(Switch
Not
Supplied)
a
WARNING:
ELECTRIC
SHOCK
can
kill.

Do
not
touch
live
electrical
parts.

Shutdown
welding
power
source,
and
discon
nect
input
power
employing
lockout/tagging
procedures
before
beginning
this
installation.
Lockout/tagging
procedures
consist
of
padlock
ing
line
disconnect
switch
in
open
position,
re
moving
fuses
from
fuse
box,
or
shutting
off
and
red-tagging
circuit
breaker
or
other
disconnect
ing
device.
IMPORTANT:
All
directions,
such
as
left
or
right,
are
with
respect
to
the
operator
facing
the
welding
power
source
and
Programmer
front
panels.
Retain
all
hard
ware
removed
during
this
procedure
for
reinstallation.
A
remote
emergency
stop
switch
may
be
installed
into
the
Programmer.
If
remote
emergency
stop
capability
is
desired,
obtain
switch
and
proceed
as
follows:
1.
For
SP-1
and
SP-2
Models:
Obtain
a
normally-
open,
momentary-contact
switch.
For
SP-3
and
SP-4
Models:
Obtain
a
normally-closed,
momen
tary-contact
switch.
2.
Remove
Programmer
top
cover.
3.
Route
leads
from
switch
through
access
hole
on
left
side
of
Programmer.
4.
Locate
terminal
strip
50T
on
left
side
of
center
partition.
5.
For
SP-1
and
SP-2
Models:
Connect
leads
from
switch
to
terminals
31
and
148
on
50T.
6.
For
SP-3
and
SP-4
Models:
Remove
jumper
link
between
terminals
66
and
77
on
50T,
and
connect
switch
leads
to
50T66
and
50T77.
7.
Reinstall
Programmer
top
cover.
8.
Resume
operation.
3-4.
REMOTE
DOWNSLOPE
INITIATION
SWITCH
CONNECTIONS
(SP-3
And
SP-4
Models)
(Switch
Not
Supplied)
a
WARNING:
ELECTRIC
SHOCK
can
kill.

Do
not
touch
live
electrical
parts.

Shutdown
welding
powersource,
and
discon
nect
input
power
employing
lockout/tagging
procedures
before
beginning
this
installation.
Lockout/tagging
procedures
consist
of
padlock
ing
line
disconnect
switch
in
open
position,
re
moving
fuses
from
fuse
box,
or
shutting
off
and
red-tagging
circuit
breaker
or
other
disconnect
ing
device.
IMPORTANT:
All
directions,
such
as
left
or
right,
are
with
respect
to
the
operator
facing
the
welding
power
source
and
Programmer
front
panels.
Retain
all
hard
ware
removed
during
this
procedure
for
reinstallation.
A
normally-open,
momentary-contact
switch
may
be
used
for
remote
downslope
initiation
of
the
Programmer.
.
OM-531
Page
6