SECTION 12—HEAT EXCHANGER ASSEMBLY
Part No 1164934
51
Perfecto
2
™
V
SECTION 12—HEAT EXCHANGER
ASSEMBLY
Replacing Heat Exchanger Assembly
DANGER
To
prevent
electrical
shock,
ALWAYS
disconnect
concentrator
from
electrical
outlet
before
servicing.
NOTE:
For
this
procedure,
refer
to
FIGURE 12.1
on
page 52.
NOTE:
The
heat
exchanger
assembly
contains
three
components:
heat
exchanger,
nine
inch
vinyl
tube
and
connecting
component.
1. Unplug
unit.
2. Remove
cabinet.
Refer
to
Removing
Cabinet
on
page 23.
CAUTION
Use
care
not
to
deform
heat
exchanger
when
installing,
removing
or
cleaning.
3. Disconnect
brass
nut
that
secures
the
heat
exchanger
assembly
to
the
compressor
(Detail
“A”).
4. On
the
backside
of
the
Perfecto
2
V,
loosen
the
clamp
that
secures
the
vinyl
tube
to
the
manifold
assembly
and
remove
the
vinyl
tube
from
the
manifold
assembly.
(Detail
“B”).
5. Remove
heat
exchanger
assembly
by
pulling
vinyl
tube
through
sound
box.
6. Reverse
STEPS
3
‐
5
to
install
new
heat
exchanger.
7. Run
unit
and
check
for
leaks.
Refer
to
Leak
Test
on
page 76.
8. Reinstall
cabinet.
Refer
to
Removing
Cabinet
on
page 23.
