User Guide
"
u
(3)
Piping
and
Drainage
of
Indoor
Unit
1)
PREPARATION
OF
PIPINGS
i.
Cut
the
pipes
and
the
cable.
"
Use
the
pipes
purchased
locally.
"
Measure
the
distance
between
the
indoor
and
the
outdoor
unit
"
Cut
the
pipes
a
little
longer
than measured
distance.
"
Cut
the
cable
1.5m(5.0
ft)
longer
than
the
length
of
the
pipe.
2. Remove
burrs.
"
Remove
burrs
from cut
edges
of
pipes.
"
Turn
the
pipe
end
toward
down
to
avoid
the
metal
powder
entering
the
pipe.
Caution:
If
burrs
are
not removed,
they may
cause
a
gas
leakage.
3.
Flaring
the
pipes.
"
Make
a
flare
at
the end
of
copper
pipe
with
a
flare
lool'.(See
illustration)
"
Tubing
to
be
flared
should
extend
sightly
above
flaring
block
to
allow
sufficient
metal
to
form
satisfactory
flare.
Amount
to
allow
is
about
a
third
of
the
height
of
flare.
A
:
Proper
position
of
tube
in
flaring
tool
before
flaring.
B
:
Completed flare.
I
Ace
VAN
x
0
started
Poo
a
Pipe
O
Reamer
Point
down
113
H
H
i
W
-0,
Flaring
Wodc
Wing
nut
4.
Tape
the
flaring
portion
to
protect
it
from
the
dust
or
damages.
When
property
flared,
the
internal
surface
of
the
flare
will
evenly shine
and
be
of
even
thickness.
After
the
flare
part
comes
into
contact
with
the
connectors,
carefully
check
the
flare
finish.
=
Improper
flaring
Inclined
Surface
Cracked
=
-Oneven
damaged
thickness
0
-27-