Installation guide
2-4,
PIPE
FORMING
AND
DRAIN
PIPING
2-4-1.
PIPE
FORMING
*
Place
the
drain
hose below
the
refrigerant
piping.
*
Make
sure
that
the
drain
hose
is
not
heaved
or
snaked.
*
Do
not
pull
the
hose
when
applying
the
tape.
«
When
the
drain
hose
passes
the
room,
be
sure
to
wrap
insulation
material
(obtainable
at
a
store)
around
it.
Note:
Screws
may
damage
the
cover
of
refrigerant
pipe
during
left
piping.
Make
sure
not
to
damage
the
cover
of
refrigerant
pipe.
Left
or
left-rear
piping
Note:
Be
sure
to
reattach
the
drain
hose
and
the
drain
cap
in
case
of
left
or
left-rear
piping.
Otherwise,
it
could
cause
drops
of
water
to
drip
down
from
the
drain
hose.
1)
Put
the
refrigerant
piping
and
the
drain
hose
together,
then
firmly
apply
felt
tape
(7)
from
the
end.
Felt
tape
(7)
overlap
width
should
be
1/3
the
tape
width.
Use
a
bandage
stopper
at
the
end
of
felt
tape
(7).
2)
Pull
out the
drain
cap
at
the
rear
right
of
the
indoor
unit.
(Fig.
1)
*
Hold
the
convex
section
at
the
end and
pull
the
drain
cap.
3)
Pull
out the
drain
hose
at
the
rear
left
of
the
indoor
unit.
(Fig.
2)
*
Hold
the
claw
marked
by
the
arrows
and
pull
out the
drain
hose
forward.
4)
Put
the
drain
cap
into
the
section
to
which
the
drain
hose
is
to
be
attached
at
the
rear
of
the
indoor
unit.
(Fig.
3)
*
Insert
not
sharp-edged
tools
such
as
screwdrivers
into
the
hole
at
the
end
of
the
cap
and
insert
the
cap
fully
into
the
drain
pan.
5)
Insert
the
drain
hose
fully
into
the
drain
pan
at
the
rear
right
of
the
indoor
unit.
(Fig.
4)
*
Check
if
the
hose
is
hooked
securely
to
the
projection
of
its
inserting
part
at
the
drain
pan.
6)
Insert
the
drain
hose
into
wall
hole
sleeve
(C),
and
hook
the
upper
part
of
indoor
unit
on
installation
plate
(1).
Then,
move
the
indoor
unit
completely
to
the
left
in
order
to
make
placing
the
piping
in
the
back
space
of
the
unit
easier.
7)
Cut
out
a
piece
of
cardboard
from
the
shipping
box,
roll
it
up,
hook
it
onto
the
back
rib,
and
use
it
as
a
spacer
to
lift
the
indoor
unit.
(Fig.
5)
8)
Connect
the
refrigerant
piping
with
the
extension
pipe
(B).
9)
Thrust
the
lower
part
of
the
indoor
unit into
the
installation
plate
(1).
Rear
or
downward
piping
4)
Put
the
refrigerant
piping
and
the
drain
hose
together,
then
firmly
apply
piping
tape
(G)
from
the
end.
2)
Insert
the
piping
and
the
drain
hose
into
the
wall
hole
sleeve
(C),
and
hook
the
upper
part
of
the
indoor
unit
on
the
installation
plate
(1).
3)
Check
if
the
indoor
unit
is
hooked
securely
on
the
installation
plate
(1)
by
moving
the
unit
to
left
and
right.
4)
Thrust
the
lower
part
of
the
indoor
unit into
the
installation
plate
(1).
Right
piping
Note:
Before
performing
the
following,
make
sure
that
wiring
is
completed,
and
the
conduit
cover
is
installed.
(Refer
to
2-3.)
4)
Put
the
refrigerant
piping
and
the
drain
hose
together,
position
them
to
left
side,
and
then
firmly
apply
piping
tape
(G)
from
the
end.
2)
Insert
the
piping
and
the
drain
hose
into
the
wall
hole
sleeve
(C),
and
hook
the
upper
part
of
the
indoor
unit
on
the
installation
plate
(1).
3)
Check
if
the
indoor
unit
is
hooked
securely
on
the
installation
plate
(1)
by
moving
the
unit
to
left
and
right.
4)
Thrust
the
lower
part
of
the
indoor
unit into
the
installation
plate
(1).
2-4-2.
DRAIN
PIPING
*
|f
the
extension
drain
hose
has
to
pass
through
a
room,
be
sure
to
wrap
it
with
com-
mercially
sold
insulation.
*
The
drain
hose
should
point
downward
for
easy
drain
flow.
(Fig.
1)
*
|f
the
drain
hose
provided
with
the
indoor
unit
is
too
short,
connect
it
with
drain
hose
(/)
that
should
be
provided
at
your
site.
(Fig.
2)
*
When
connecting
the
drain
hose
to
the
hard
vinyl
chloride
pipe,
be
sure
to
insert
it
securely
into
the
pipe.
(Fig.
3)
Liquid
pipe
Gas
pipe
Indoor/outdoor
unit
connecting
wire
(A)
Felt
tape
(7)
Piping
tape
(G)
Cut
off
in
case
of
left
piping.
“>
Drain
hose
Fig.
1
Fig.
2
Drain
hose
Drain
cap
Fig.
3
Fig.
4
SD
AY
er
Fig.
5
Cut
off
in
case
of
down-
ward
piping.
Cut
off
in
case
of
right
piping.
To
the
left
O
Drain
Drain
hose
ye
hose
279/16
in
«—
Hard
vinyl
chloride
pipe
Downward
=
(70
cm)
(30
mene
in.
slope
#
Soft
hose
I.D.
ormore
J
|}
19/32
in.
insert
I
Ht
15
securely
Z,
v1
po
(18
mm)
Different
-”
G
diameter
joint
UL
nnn
Fig.
1
Fig.
2
Fig.
3
|
Do
not
make
drain
piping
as
shown
below.
I
Atleast
.
:
1-31/32
in.
Tip
of
drain
hose
dipped
(50
mm)
Sy
water
gap
‘
oS
i
a
FOOTIE
Water
.
Water
,
leakage leakage
Waving
leakage
7;
Ditch