Electrolux EXO18HEIWE Manuel D'installation page 13

Fig.6
Left back piping
Fig.7
Right piping
Fig.8
Left piping
3. Bundle the tubing, connecting cable,
and drain hose with tape securely,
evenly as shown in Figure below.
CAUTION!
Connect the indoor unit first, then
the outdoor unit.
Do not allow the piping to let out
from the back of the indoor unit.
Be careful not to let the drain hose
slack.
Heat insulation should be done to
the extension drain hose of indoor
unit.
Be sure that the drain hose is
located at the lowest side of the
bundle. Locating at the upper side
can cause drain pan to overflow
inside the unit.
Because the condensed water from
rear of the indoor unit is gathered
in ponding box and is piped out of
room. Do not put anything else in
the box.
Fig.9
Indoor Unit
Liquid pipe
Connecting
cable
Drain hose
ENGLISH 13
Piping
insulation
Gas pipe