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7
FLYING
METAL
can
Injure
eyes
Wear
safety
glasses
with
side
shields
or
face
shield.
1
MAGNETIC
FIELDS
can
affect
pacemakers
Pacemaker
wearers
keep
away.
Wearers
should
consult
their
doctor
before
go
ing
near
plasma
arc
cutting
operations.
OVERUSE
can
cause
OVERHEATING
Allow
cooling
period;
follow
rated
duty
cycle.
Reduce
amperage
(thickness)
or
reduce
duty
cycle
before
starting
to
cut
again.
~..
EXPL~O
DING
HYDROGEN
h~ard~:~:
When
cutting
aluminum
underwaterorwith
the
watertouching
the
underside
of
the
aluminum,
free
hydrogen
gas
may
collect
under
the
work-
__________
piece.
See
your
cutting
engineer
and
water
table
instructions
for
help.
~1
FALLING
UNIT
can
cause
Injury
~
.
Use
lifting
eye
to
lift
unit
only,
NOT
running
gear,
gas
cylinders,
or
any
other
accessories.
Use
equipment
of
adequate
capacity
to
lift
If
using
lift
forks
to
move
unit,
be
sure
forks
are
long
enough
to
extend
beyond
opposite
side
of
unit.
FIRE
OR
EXPLOSION
hazard
Do
not
locate
unit
on,
over,
or
near
combus
tible
surfaces.
Do
not
install
unit
near
flammables.
Do
not
overload
building
wiring
be
sure
power
supply
system
is
properly
sized,
rated,
and
protected
to
handle
this
unit.
STATIC(ESD)can
damage
PC
board~]
Put
on
grounded
wrist
strap
BEFORE
handling
boards
or
parts.
Use
proper
static-proof
bags
and
boxes
to
store,
move,
or
ship
PC
boards.
H
F
RADIATION
can
cause
Interference
High
frequency
(H.F.)
can
interfere
with radio
navigation,
safety
services,
computers,
and
communications
equipment.
Have
only
qualified
persons
familiar
with
elec
tronic
equipment
perform
this
installation.
The
user
is
responsible
for
having
a
qualified
electrician
promptly
correct
any
interference
problem
resulting
from
the
installation.
If
notified
by
the
FCC
about
interference,
stop
using
the
equip
ment
at
once.
Have
the
installation
regularly
checked
and
maintained.
Keep
high-frequency
source
doors
and
panels
tightly
shut,
keep
spark
gaps
at
correct
setting,
and
use
grounding
and
shielding
to
minimize
the
possibility
of
interference.
AD!
CUTflNGanca~SØ;Intert~e.
Electromagnetic
energy
can
interfere
with
sensitive
electronic
equipment
such
as
computers
and
computer-driven
equipment
such
as
robots.
To
reduce
possible
interference,
keep
cables
as
short
as
possible,
close
together,
and
down
low,
such
as
on
the
floor.
Locate
cutting
operation
100
meters
from
any
sensitive
electronic
equipment.
Be
sure
this
cutting
power
source
is
installed
and
grounded
according
to
this
manual.
If
interference
still
occurs,
the
user
must
take
extra
measures
such
as
moving
the
machine,
using
shielded
cables,
using
line
filters,
or
shielding
the
work
area.
Safety
in
Welding
and
Cutting,
ANSI
Standard
Z49.
1,
from
American
Welding
Society,
550
N.W.
LeJeune
Rd,
Miami
FL
33126
Safetyand
Health
Standards,
OSHA
29
CFR
1910,
from
Superinten
dent
of
Documents,
U.S.
Government
Printing
Office,
Washington,
D.C.
20402.
Recommended
Practices
for
Plasma
Arc
Cutting,
American
Welding
Society
Standard
AWS
C5.2,
from
American
Welding
Society,
550
N.W.
LeJeune
Rd,
Miami,
FL
33126
Recommended
Safe
Practices
for
the
Preparation
for
Welding
and
Cutting
of
Containers
That
Have
Held
Hazardous
Substances,
Ameri
can
Welding
Society
Standard
AWS
F4.1,
from
American
Welding
Society,
550
N.W.
LeJeune
Rd,
Miami,
FL
33126
National
Electrical
Code,
NFPA
Standard
70,
from
National
Fire
Pro
tection
Association,
Batterymarch
Park,
Quincy,
MA
02269.
Safe
Handling
of
Compressed
Gases
in
Cylinders,
CGA
Pamphlet
P-i,
from
Compressed
Gas
Association,
1235
Jefferson
Davis
High
way,
Suite
501,
Arlington,
VA
22202.
Code
forSafelyin
Welding
and
Cutting,
CSA
Standard
W117.2,
from
Canadian
Standards
Association,
Standards
Sales,
178
Rexdale
Bou
levard,
Rexdale,
Ontario,
Canada
M9W
1
R3.
Safe
Practices
For
Occupation
And
Educational
Eye
And
Face
Protec
tion,
ANSI
Standard
Z87.1,
from
American
National
Standards
Institute,
1430
Broadway,
New
York,
NY
10018.
Cutting
And
Welding
Processes,
NFPA
Standard
51
B,
from
National
Fire
Protection
Association,
Batterymarch
Park,
Quincy,
MA
02269.
1~
Piincipal
Safety
Standards
OM-182
702
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