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Make sure there are no pipes or electric ducts in the drilling area.
d. Insert the plugs (4) into the holes and fix the plate (7) to the wall using the screws (3) supplied (figure 5).
Using a spirit level, make sure that the fixing plate (7) is level.
e. If the wall is in wood, use relevant countersunk-head screws (not supplied).
f. Check the stability of the plate (7), moving it laterally and vertically.
2.2.2 - Realisation of pipe passage holes
If the connection lines arrive from the rear right of the indoor unit, a hole "R" must be made for passage of
the piping, as successively described (see figure X1).
a. Make a 6÷7 mm hole in the centre of the position "R", with slope towards the outdoors of 5% (to allow
condensate to be drained correctly (figure 6).
b. Make the hole "R" using a core drill with the diameter indicated in the table of figure X1.
c. Insert the drain line piping and that of refrigeration into the hole along with the electric connection cable.
If the connection lines arrive from the rear left of the indoor unit, a hole "L" must be made for passage of the
piping (see figure X1).
X
1
L
ø
H
Model
9
12
18
2.2.3 - Piping connection
a. Based on the position of the wall hole with respect to the mounting plate, choose the side from which it
is wished the refrigerant pipes come out from the unit.
b. If the wall hole is located at the side of the internal unit, remove the precut plastic panel from the unit side.
It is possible to use pliers to ease the opening of the precut panel (fig.7).
The refrigerant pipes can come out from the internal unit with four different angles:
• Left side
• Rear side to the left
• Right side
• Rear side to the right
fixing bracket
indoor unit
L
R
mm
mm
101,6
115,6
183,6
123,6
240
143
R
H
ø
mm
mm
47
65
47
65
47
65
NEXYA S4 E INVERTER 9/12/18
ø
H
EN - 5
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