AUTO ARC 120 - EMF INFORMATION; EMF AND WELDING CONSIDERATIONS; PACEMAKER SAFETY ADVISORY

EMF
INFORMATION
NOTE
~
Considerations
About
Welding
And
The
Effects Of Low
Frequency
Electric And
_____________________
Magnetic
Fields
The
toflowing
is
a
quotation
from the
General Conclusions Section To reduce
magnetic
fields
in the
workplace,
use
the
following
of
the
U.S.
Congress,
Office of
Technology
Assessment,
Biological
procedures:
Effects
of
Power
Frequency
Electric &
Magnetic
Fields

1.
Keep
cables
close
together by
twisting
or
taping
them.
Background Paper,
OTA-BP-E-53
(Washington,
DC: U.S.
Government
Printing
Office,
May 1989):.
.
.
there
is
now
a
very
2.
Arrange
cables
to
one
side
and
away
from
the
operator.
large
volume
of scientific
findings
based
on
experiments
at
the
3.
Do
not
coil
or
drape
cables around the
body.
cellular level and from studies
with
animals
and
people
which
clearly
4.
Keep welding
power
source
and
cables
as
far
away
as
establish
that
low
frequency
magnetic
fields
can
interact
with,
and
~ractical
produce
changes
in,
biological
systems.
While
most
of
this
work
is
of
very
high quality,
the
results
are
complex.
Current scientific
5.
Connect
work
clamp
to
workpiece
as
close
to
the weld
as
understanding
does
not
yet
allow
us
to
interpret
the
evidence
in
a
possible.
single
coherent
framework. Even
more
frustrating,
it
does
not
yet
About Pacemakers:
allow
us
to
draw
definite
conclusions about
questions
of
possible
The
above
procedures
are
among
those also
normally
risk
or
to
offer clear
science-based advice
on
strategies
to
minimize
recommended for
pacemaker
wearers.
Consult
your
doctor
for
or
avoid
potential
risks.
complete
information.
modlo.1
4/93
TABLE
OF
CONTENTS
SECTION
1

SAFETY
INFORMATION
1
SECTION
2-
SPECIFICATIONS
2-1.
Volt-Ampere
Curves
2
2-2.
Duty
Cycle
2
SECTION
3
INSTALLATION
3-1.
Installing
Work
Clamp
3
3-2.
Gun
Polarity
For
Wire
Type
3
3-3.
Selecting
A
Location
And
Connecting
Input
Power
4
3-4.
Threading
Welding
Wire
5
3-5,
Installing
Gas
Supply
6
SECTION 4-OPERATION
7
SECTION
5
MAINTENANCE
&
TROUBLESHOOTING
5-1.
Routine
Maintenance 10
5-2.
Overload Protection 10
5-3.
Cleaning
Or
Repairing
Drive
Assembly
11
5-4.
Installing
Wire
Spool
And
Adjusting
Hub
Tension
12
5-5.
Troubleshooting
13
SECTION
6
ELECTRICAL
DIAGRAMS
14
SECTION
7-
WELDING
METHODS &
TROUBLESHOOTING
7-1.
Flux
Cored
Arc
Welding
(FCAW)
And
Gas
Metal
Arc
Welding (GMAW)
16
7-2.
Welding
Troubleshooting
18
SECTION
8
PARTS LIST
Figure
8-1.
Main
Assembly
22
Figure
8-2.
Drive
Assembly,
Wire 25
OM-151 015A4/94