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CAUTION
• Four people are required when lifting because of the heavy
weight of the unit.
• Be specially careful with the mounting feet once the unit is on the
floor. Avoid harsh handling of the unit, as it could cause damages
to the foot.
• Each mounting feet can be adjusted up to 30 mm, but keep all
them in the factory-supplied position until the unit has been
installed in its final position.
6.2.1 Factory-supplied indoor unit components
Accessory
Shut-down
valve
1"
Gasket
Power
connection
bridge
Instruction
manual
Instruction
manual
EN
PMML0668 rev.0 - 09/2024 - 1000017438
Image
Qty.
Purpose
To make easier the
installation work in
the space heating
2
water inlet/outlet
connections. For a
better servicing.
Two gaskets for each
space heating inlet/
outlet connections
6
and another two
for each DHW inlet/
outlet connections
To make easier the
installation work
in power terminial
1
in case of ~230V
connections
Basic instructions for
the installation of
1
the device.
Additional safety
manual for R32
refrigerant air
1
conditioner and heat
pump according to
IEC 60335-2-40:2022
NOTE
• The previous accessories are supplied inside the indoor unit, and
are accessible from top of the unit, once the carton cap has been
removed.
• Additional refrigerant piping (field supplied) for connections to
outdoor unit needs to be available.
• If some of these accessories are not packed with the unit or any
damage to the unit is detected, please contact your dealer.
6.2.2 Indoor unit main parts (Descriptions)
2
1
Nº
Indoor unit front cover
1
Indoor unit left cover
2
3
Indoor unit right cover
4
Unit controller frame
5
Unit controller
6
Piping connections
7
IOT receiver
6.3 Installation of Indoor unit
NOTE
Please, try to perform all this procedure following all the steps in
the exact order in which they are presented below.
Installation procedure
1. Space heating pipes connection
2. Drain pipes connection
3. DHW pipes connection
4. Refrigerant piping connection
5. Power and transmission wiring connection
6. Levelling procedure
7. Test and check
6.3.1 Power and transmission wiring connection
‹ Safety instructions
NOTE
Check the requirements and recommendations in the chapter
"5. Electrical and control settings".
6
5
4
7
3
Part
8
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