EPA
608
study
material
including
(Core,
type
1,
2
and
3)
a
vacuum
pump
should
be
connected
-
ANS
as
far
away
from
the
pump
as
possible
a
high
capacity
vacuum
pump
and
short,
large
diameter
hoses
will
-
ANS
dramatically
reduce
emissions,
pressure
drop,
and
evacuation/dehydration
time
ozone
contains
three
-
ANS
oxygen
atoms
one
chlorine
atom
can
destroy
-
ANS
100,000
ozone
molecules
CFCs
do
not
dissolve
in
water
and
do
not
breakdown
into
other
compounds
that
dissolve
in
water
-
ANS
CFCs
cannot
be
washed
out
of
the
lower
atmosphere
ODP
-
ANS
ozone
depletion
potential
azeotrope
-
ANS
where
the
mixture
behaves
like
a
single
chemical
(new
refrigerant)
CFCs
will
not
damage
the
ozone
in
the
stratosphere
-
ANS
...
in
1992
the
united
states
ordered
the
stoppage
of
all
CFC
production
and
importation
after
-
ANS
December
31,
1995
according
to
the
clean
air
act,
no
person
installing,
maintaining,
repairing,
or
disposing
of
any
appliance
may
knowingly
vent
or
otherwise
release
into
the
environment
and
class
1
or
class
2
substance
after
-
ANS
July
1,
1992
class
1
-
ANS
CFC
class
2
-
ANS
HCFC
it
became
illegal
to
vent
substitutes
for
CFC
and
HCFC
refrigerants
on
-
ANS
November
15,
1995
any
device
which
contains
and
uses
a
class
1
or
class
2
substance
as
a
refrigerant
and
is
used
for
household
or
commercial
purpose.
-
ANS
appliance
self
contained
recovery
equipment
type
-
ANS
Active system
dependent
recovery
equipment
type
-
ANS
Passive
only
section
609
certified
technicians
may
buy
CFC-12
in
containers
smaller
than
20
pounds
-
ANS
...
who
must
ensure
that
all
refrigerant
has
been
recovered
prior
to
disposal
of
any
appliance
-
ANS
The
final
person
in
the
disposal
chain
(scrap
metal
recycler,
landfill
owner,
ect.)
the
removal
of
refrigerant
in
any
condition
-
ANS
Recovery
to
clean
refrigerant
by
oil
separation,
non-condensable
removal
and
single
or
multiple
passes
through
replaceable
filter-driers
to
reduce
moisture,
acidity
and
particulate
matter
-
ANS
Recycling
a
complicated
distillation
process
that
returns
recovered
refrigerant
to
the
purity
of
factory
fresh
refrigerant.
-
ANS
Reclaiming
(ARI
Standard
700)
under
no
circumstance
should
different
refrigerants
be
-
ANS
mixed
together
Currently
there
is
NOT
a
drop-in
for
CFC-12
-
ANS
...
oils
that
are
hygroscopic
-
ANS
Ester
based
(polyol
esters)
the
alkylbenzene,
use
for
some
ternary
blends
-
ANS
...
as
a
general
rule,
different
lubricants
should
never
be
mixed
-
ANS
...
oxygen
and
oil
when
mixed
can
form
an
-
ANS
extremely
explosive
mixture
sight
glasses
can
be
cleaned
with
-
ANS
alcohol
spray
before
discarding
a
container
the
internal
cylinder
pressure
should
be
reduced
to
at
least
-
ANS
0
psig
recovery
cylinders
must
be
approved
by
-
ANS
Department
of
Transportation
(DOT)
Refrigerant
cylinders
should
never
be
filled
above
-
ANS
80%
capacity
refrigerant
cylinders
should
always
be
stored
-
ANS
vertical
or
upright
position
with
their
valves
at
the
top
Service
oses
must
be
fitted
with
some
type
of
low
loss
fitting
-
ANS
to
prevent
the
loss
of
refrigerant
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