Air Conditioner Service Manual
6).The plug must be accessible also after the
appliance has been installed so that it can be
pulled out if necessary.
7)
.An efficient earth connection must be
ensured.
8).If the power cable is damaged, it must be
replaced by an authorized Service Centre.
9
.2.4 Refrigerant piping connection
The piping can be run in the 3 directions
indicated by numbers in the picture. When the
piping is run in direction 1 or 3, cut a notch
along the groove on the side of the indoor unit
with a cutter.
Run the piping in the direction of the wall hole
and bind the copper pipes, the drain pipe and
the power cables together with the tape with the
drain pipe at the bottom, so that water can flow
freely.
9
.2.5 Connecting the pipes.
z
Do not remove the cap from the pipe
until connecting it, to avoid dampness
or dirt from entering.
z
If the pipe is bent or pulled too often, it
will become stiff. Do not bend the pipe
more than three times at one point.
z
When extending the rolled pipe,
straighten the pipe by unwinding it
gently as shown in the picture.
9
.2.6 Connections to the indoor unit
1).Remove the indoor unit pipe cap (check that
there is no debris inside).
2).Insert the fare nut and create a flange at the
extreme end of the connection pipe.
3).Tighten the connections by using two
wrenches working in opposite directions.
9
.2.7 Indoor unit condensed water drainage
The indoor unit condensed water drainage is
fundamental for the success of the installation.
1).Place the drain hose below the piping,
taking
care
not
to
create
siphons.
2).The
drain
hose
must
slant
downwards
to
aid
drainage.
3).Do
not
bend
the
drain
hose
or
leave
it
protruding
or
twisted
and
do
not
put
the
end
of
it
in
water.
If
an
extension
is
connected
to
the
drain
hose,
ensure
that
it
is
lagged
when
it
passes
into
the
indoor
unit.
3
2
1
Shape the connection pipe
NO
YES
Extending the rolled pipe
torque wrench
YES
NO
NO
2
8
