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1 -6.
PROVIDE
PROTECTION
FOR
SPECIAL
S ITU ATIO N S
a.
Do
not
weld
or
Cut
containers
or
materials which
have held
or
been in
contact
with hazardous
substances unless
they
are
properly
cleaned and
inspected.
b.
Do
not
weld
or
cut
painted
or
plated
parts
unless
special
ventilation is
provided
to
remove
highly
toxic fumes
or
gases.
c.
Since
welding
can
affect
pacemakers,
keep
all
pacemaker
wearers
out
of the work
area.
Have
them consult
a
doctor before
coming
near
a
welding operation.
1
-
7.
PROVIDE
PROPER
EQUIPMENT
MAINTENANCE
Improperly
maintained
equipment
can
result in poor
work,
but
most
importantly
it
can cause
physical injury
or
death
through
fires
or
electrical shock. Therefore:
a.
Always
have
qualified
personnel
perform
the in
stallation,
troubleshooting,
and
maintenance
work. Do
not
perform
any
electrical work unless
you
are
fully
qualified.
b.
Before
performing
any maintenance work
inside
a
power
supply,
disconnect the power
supply
form the electrical power
source.
c.
Maintain
cables,
grounding
wire, connections,
power
cord,
and power
supply
in safe
working
order. Do
not
operate
any
equipment
in
ques
tionable condition.
d.
Do
not
abuse
any
equipment
or
accessories.
Keep equipment
away
from heat
sources
such
as
furnaces,
wet
conditions such
as
water
puddles,
oil
or
grease, corrosive
atmospheres,
and incle
ment
weather.
e.
Keep
all
safety
devices,
guards, panels,
and
covers
in
position
and in
good repair.
f.
Use
equipment
for its
intended
purpose. Do
not
modify
it in any
manner.
1 -8.
ADDITIONAL SAFETY INFORMATION
For
more
information
on
safe
practices
for
setting
up
and
operating
electric
welding
and
cutting equipment
and
on
good working habits,
ask
your
welding equip
ment
supplier.
The
following publications,
which
are
I
available from the American
Welding Society,
550
N.W. LeJuene
Rd., Miami,
FL
33126,
are
recommend
ed
to
you:
a.
Safety
in
Welding
and
Cutting
-
AWS Z49.1
(ANSI)
b.
Recommended
Safe Practices for Gas-Shielded
Arc
Welding
-
AWS A6.1
c.
Recommended
Safe Practices for the
Prepara
tion for
Welding
and
Cutting
of Containers
and
Piping
That Have Held Hazardous
Substances
-
AWS F4.1
d.
NFPA Standard
516,
Fire
Prevention in Use of
Cutting
and
Welding
Processes,
available from
the National Fire Protection
Association,
Bat
terymarch
Park, Quincy,
MA
02269.
e.
NFPA Standard
70,
National
Electrical
Code,
available
from
the
National
Fire
Protection
Association,
Batterymarch
Park,
Quincy,
MA
02269.
f.
ANSI Standard
Z87.1,
Safe
Practice for Oc
cupation
and Educational
Eye
and Face Protec
tion,
available from
the American
National
Standards
Institute,
1430
Broadway,
New
York,
NY 10018.
g.
OSHA
Standard 29
CFR,
Part
1910, Subpart Q,
Welding, Cutting,
and
Brazing,
available from
the
Superintendent
of
Documents,
U.S. Govern
ment
Printing Office, Washington,
DC 20402.
h.
CSA Standard
W117.2,
Code
for
Safety
in
Welding
and
Cutting,
available from the Cana
dian Standards
Association,
178 Rexdale
Blvd.,
Rexdale, Ontario,
Canada M9W
1
R3.
i.
See also
the
Standards Booklet
Index in the
welding
power
source
Owners
Manual.
.
.
OM-1559
Page
2
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