Hunter 50 - LPG System Hazards and Safety

DANGER
! !
E
x
p
losive fuel va
p
ors can become tra
pp
ed in the
l
ower portions of the boat. Close all hatch covers,
windows, doors, and compartments while fuelin
g
y
our
b
oat.
5.5 LPG
(
Liquefied Petroleum Gas
)
S
y
ste
m
LP
G
(
Lique
f
ied Petroleum
G
as
)
is a
g
eneric term to
describe liquefied
g
asses consistin
g
predominatel
y
o
f
P
ropane
(
C3
)
and Butane
(
C4
)
h
y
drocarbons
.
5.5.1 Hazards
E
xtremel
y
f
lammable! These
g
asses readil
y
f
orm explo-
sive air-vapor mixtures at ambient temperature.
V
apor
i
s
h
eav
i
er t
h
an a
i
r an
d
ma
y
trave
l
to remove
sources o
f
i
g
nition
(
e.
g
. alon
g
draina
g
e s
y
stems, into
bil
g
es, etc.
)
.
Liquid
f
rom the tanks will
g
enerate lar
g
e volumes o
f
f
lam-
mable vapor
(
approximatel
y
250:1
)
.
C
old burns
(f
rostbite
)
will result
f
rom skin
/
e
y
e contact with
liquid from the tanks.
Liquid release or vapor pressure
j
ets present a risk o
f
serious dama
g
e to the e
y
es.
Abuse involvin
g
will
f
ul inhalation o
f
ver
y
hi
g
h concen-
trations o
f
vapor, even
f
or short periods, can produce
unconsciousness or mi
g
ht prove fatal. Inhalation ma
y
c
ause irritation to the nose and throat, headache, nau-
sea, vomitin
g
, dizziness, and drowsiness.
U
nconsciousness or asph
y
xiation ma
y
result in poorl
y
ventilated or con
f
ined spaces.
5.5.2 First-Aid Measure
s
Ey
es: Immediatel
y
flush e
y
es with plent
y
of cool water
f
or at least 15 minutes. Hold e
y
elids apart while
f
lushin
g
to rinse entire sur
f
ace o
f
e
y
e and lids with water.
G
et
i
mme
di
ate
ly
me
di
ca
l
attent
i
on
.
S
kin: In case o
f
cold burns, immediatel
y
place a
ff
ected
area in warm water
(
41 de
g
rees
)
and keep immersed
until circulation returns.
G
et immediate medical advice
.
O
ther re
q
uirements: Severe inhalation or overex
p
osure
to this material ma
y
sensitize the heart to cat echo la
mine-induced arrh
y
thmia. Do not administer *cat echo
la mine to overexposed individuals.
C
ontact the Poisons
In
f
ormation
S
ervice and
/
or seek
f
urther medical advice
.
*(C
at echo la mine are chemical compounds derived
f
rom the amino and t
y
rosine that act as hormones or
neurotransmitters.
)
“Wikipedia Enc
y
clopedia
”
5.5.3 Fire-Fi
g
htin
g
Measures
Activate emer
g
enc
y
s
y
stems and
/
or sound the alarm.
C
all the Fire Department. Evacuate all persons
f
rom the
a
r
ea
.
E
nsure an escape route is alwa
y
s available
f
rom an
y
f
ire.
If it is safe to do so, close the container valves
)
. Allow
an
y
g
as-
f
ueled
f
ire to burn out. I
f
unable to cut o
ff
suppl
y
of
g
as, allow it to burn.
Keep LP
G
c
y
linders or tanks cool, as pressurized con-
tainers will explode i
f
sub
j
ected to hi
g
h temperatures.
S
mall LP
G
f
ires can be attacked with dr
y
powder
f
ire
e
xtin
g
uishers, provided the
f
uel suppl
y
can be turned o
ff
after the fire is extin
g
uished.
5.5.4 Accidental Release Measures
As these substances have a ver
y
low
f
lash point, an
y
spilla
g
e or leak is a severe
f
ire and
/
or explosion hazard.
I
f
a leak has not i
g
nited, stop
g
as
f
low at container, elimi-
nate all sources o
f
i
g
nition, and evacuate all persons.
S
ta
y
upwind of release. Inform emer
g
enc
y
services
.
Liquid leaks
g
enerate lar
g
e volumes o
f
f
lammable vapor,
heavier than air, which ma
y
travel to remove sources o
f
i
g
nition
(
e.
g
. alon
g
draina
g
e s
y
stems
)
.
Wh
ere appropr
i
ate, use water spra
y
to
di
sperse t
h
e
g
as
or
v
apor
.
V
apor ma
y
collect in an
y
confined space.
I
f
spilla
g
e has occurred in a con
f
ined space, ensure
adequate ventilation and check that a safe, breathable
atmosphere is present be
f
ore entr
y
.
D
o not enter a vapor cloud.
O
nl
y
trained specialized indi-
viduals should attempt to enter a vapor cloud
.
Wear protective clothin
g
. See 5.5.
7
Hu
nt
e
r
50
• Fuel S
y
stems
5
.
8