Drain piping
Use
commercial
ULJLG
polyvinyl
chloride
pipe
general VP 20 pipe, outer diameter 26mm
LQ
, inner diameter
20mm
LQ
for the
drain
pipe.
The
drain
hose
(outer
diameter
18mm
LQ
at
connecting
end,
220mm
LQ
long)is
supplied
with
the
indoor
unit.
Prepare
the
drain pipe
picture
below
position.
The
drain
pipe
should
be
VORSHG
downward
so
that
water
will
flow
smoothly
without
any
accumulation.(
1RWUDS
VKRXOGEHLQVWDOOHG
.)
Insert
the
drain
hose
to
this
depth
so
it
won’t
be
pulled
out
of
the
drain
pipe.
Insulate
the
indoor
drain
pipe
with
10mm
LQ
or
more
of
insulation
material
to
prevent
condensation.
Remove
the
air
filters
and
pour
some
water
into
the
drain
pan
to
check
the
water
flows
smoothly.
100mm (4 in)
Drain hose
100mm (4 in)
150mm (6 in)
Vinyl chloride
drain pipe
50mm(2 in)
or more
Reducer
Must be no trap
Do not touch water
INSTALLATION INSTRUCTIONS
Installation of indoor unit
Boringawallholeandinstalling embeddedpipe
For walls containing metal frame or metal board ,be sure to use a wall embedded
pipe and wall cover in the feed-through hole to prevent water leakage.
Be
sure
to
caulk
the
gaps
around
the
pipes
with
caulking
material
to
prevent
GUDIWVDQGUDLQUXQRII
.
Bore
a
feed-through
hole
of
55mm
LQ
in
the
wall
so
it
has
a
down
slope
toward
the
outside.
Insert
a
wall
pipe
into
the
hole.
Insert
a
wall
cover
into
wall
pipe
.
After
completing
refrigerant
piping,
wiring,
and
drain
piping,
caulk
pipe
hole
gap
with
putty.
Inside
Outside
Caulking
Wall embedded pipe
(field supply)
Wall hole cover
Wall embedded pipe
(field supply)
ĭ
