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A05419
Figure
6
-
Mount
Attachment
Plates
3.
Connect
furnace
snugly
against
coil
casing.
4.
Use
self-tapping
screws
to
attach
furnace.
See
Figure
7.
Self-Tapping
Screws
Drill
After
Coil
—.
is
installed
i.
p
.
GSp
,
U
| |
!
i
A05420
Figure
7
-
Attach
Coil
to
Furnace
5.
Seal
joint
between
coil
casing
and
furnace
to
create
air-tight
seal
using
locally-approved
materials.
NOTE:
if
the
coil
and
furnace
are
different
widths,
refer
to
Figure
2
and
Figure
3.
HORIZONTAL
ATTIC
INSTALLATION
Construct
work
platform
to
support
coil/furnace
combination
1.
Construct
work
platform,
using
material
in
platform
that
will
support
the
weight
of
an
installer
or
a
service
person.
2.
Place
work
platform
in
front
of
discharge
end
of
furnace.
8.
Secure
platform
to
building
joists.
Install
coil
To
suspend
ENH4X:
1.
Cut
metal
plumbers
strap
to
desired
lengths.
2.
Attach
metal
plumbers
strap
to
four
corners
of
coil
casing
(see
Figure
8).
3.
Use
a
minimum
of
two
screws
per
corner
to
attach
plumbers
strap
to
casing.
4.
Position
and
secure
coil
in
front
of
furnace
discharge
end.
5.
Make
sure
coil
is
level
for
proper
condensate
drainage.
6.
Using
appropriate
fasteners
for
duct
type,
connect
supply-air
duct
to
coil.
HORIZONTAL
CRAWL
SPACE
INSTALLATION
As
an
alternate
to
horizontal
attic
installation,
the
ENH4X
horizontal
coil
can
be
installed
in
a
crawl
space
by
mounting
on
suitable blocks,
pads
or
by
hanging
from
floor
joists.
To
suspend
ENH4X:
1.
Cut
metal
plumbers
strap
to
desired
lengths.
2.
Attach
metal
plumbers
strap
to
four
corners
of
coil
casing.
See
Figure
8.
3.
Use
a
minimum
of
two
screws
per
corner
to
attach
metal
plumbers
strap
to
casing.
4.
Position
and
secure
coil
in
front
of
furnace
discharge
end.
5.
Make
sure
coil
is
level
for
proper
condensate
drainage.
6.
Using
appropriate
fasteners
from
duct
type,
connect
supply-air
duct
to
coil.
Plumbers
Strap
2
Screws
for
Attachment.”
to
Casing
A05421
Figure
8
-
ENH4X
Suspension
with
Plumbers
Strap
484
01
3700
01
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