Installation guide
Parts
List
Indoor
Unit
The
following
items
are
included
with
the
indoor
unit:
Table
1
—
Installation
Materials
Description
Qty
Usage
Baffle
(size
18)
1
Required
for
fresh
air
intake
Template
1
hoe
hangers,
piping
and
wiring
loca-
NOTE:
The
grille
and
the
User
Interface
are
not
included
with
unit.
For
User
Interface,
a
wireless
remote,
wired
remote,
or
a
Zone
Manager
can
be
ordered.
Outdoor
Unit
The
following
items
are
included
with
the
outdoor
unit:
PISTON
CAP
PISTON
COGLING
PISTON
BODY
LINE
SET
;
«BY
OTHERS)
FLARE
CONNECTOR
CONNECTOR
«BY
OTHERS)
FILTER
/DRIER
Loo
METERED
FLOW
COOLING
38HDF018-036
A09499
Fig.
4
-
38HDF018-036
90°
CONNECTOR
Fier
<OPTIGNAL?
ORE
PISTON
CAP
PISTON
COOLING
PISTON
BODY
LINE
SET
(BY
OTHERS)
coe
=|
METERED
COOLING
PISTON
CAP
FLARE,
CONNECTOR
METERED
FLOW
HEATING
These
instructions
cover
the
installation
and
start-up
of
the
systems
listed
in
Table
2.
Table
2
-
Matched
Systems
INDOOR
UNIT
eid
ila
OUTDOOR
UNIT
MODEL
NUM-
BER
018
38HDFO18—3
40KMC018—3
Cooling
024
38HDF024—3
40KMC024—3
Only
030
38HDFO30—3
40KMC03036—3
036
38HDFO36—3/5/6
|
40KMCO3036—3
018
38QRF018—3
40KMQ01824—3
024
38QRF024—3
40KMQ01824—3
Heat
Pump
030
38QRF030—3
40KMQ03036—3
036
38QRF035—3/5/6
|
40KMQ03036—3
Cooling
018
38HDFO18—3
40KMQ01824—3
with
024
38HDF024—3
40KMQ01824—3
Electric
030
38HDFO30—3
40KMQ03036—3
Heat
036
38HDFO36—3/5/6
|
40KMQ03036—3
SYSTEM
REQUIREMENTS
Clearances
Allow
sufficient
space
around
the
indoor
and
outdoor
unit
for
proper
airflow
circulation
and
servicing.
Refer
to
Fig.
1
and
Fig.
3
for
minimum
required
clearances.
Piping:
Piping
and
insulation
is
field
supplied.
Piping
Lengths
The
minimum
length
between
the
indoor
and
outdoor
units
is
10
ft
(3
m).
Refer
to
table
3
for
the
maximum
lengths
allowed.
Table
3
-
Maximum
Refrigerant
Line
Lengths
Unit
Max
Line
Max
Elevation
Max
Elevation
Size
|
Length*
ft(m)
(ID
over
OD)
ft(
m)
(OD
over
ID)
ft
(m)
18K
200
(61)
65 (19.8)
200
(61)
24K
200
(61)
65 (19.8)
200
(61)
30K
200
(61)
65 (19.8)
200
(61)
36K
200
(61)
65 (19.8)
200
(61)
Note:
For
lengths
greater
than
25
ft
(7.6
m), refer
to
the
Duct
Free
Long
Line
Guide.
Pipe
Sizes
Refer
to
table
4
for
pipe
sizes.
A09500
Fig.
5
-
38QRF018-036
Table
4
—
Pipe
Sizes
Pipe
Sizes
(in)
Model
Filter
Drier
Piston
Pistons*
Flare
Unit
Size
Mix
Phase
—
in
Vapor
—
in
Cap
Connector
18K
3/8
5/8
38HDF
ia
a
aa aa
24k
3/8
5/8
38QRF
w
=
(aty
2)
lal
(qty
3)
30K
3/8
3/4
*
Multiple
pistons.
Quantity
varies
with
size.
36K
3/8
3/4
Note:
Both
lines
need
to
be
insulated
using
at
least
1/2
inch
closed
foam
insulation.
Condensate
Drain
Pipe
Sizes
Refer
to
table
5
for
the
Table
5
—
Drain
Pipe
Sizes
required
sizes.
Unit
Size
Inside
Diameter
—
in
18K
24K
30K
38K
afoafoa}oa