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8) If the unit or its parts need(s) to be removed, make sure that:
Only a professional person can disassemble the unit.
The system with antifreeze must not be discarded; otherwise, it will cause pollution. It should be collected and then be disposed
off properly.
As a special waste, electronic components must be handled by professional persons together with polyurethane foam,
polyurethane and sound absorbing sponge.
5 INSTALLATION INSTRUCTIONS
NOTE
The instructions are applicable to IDU only.
Customization is required for use in salty
surroundings (close to the shore).
Install the water softening device if hard
water that has a high salt content is to be
supplied to the coil.
Handle with care. Do not exert too much
pressure on the unit.
Any damages to the fan, unit surface or
piping may cause faults.
5.1 Packaging and assembly
Only trained professionals can move and lift the unit.
Upon arrival of the unit, you must check whether it is
intact and provided with complete accessories. Using
damaged unit may be hazardous.
1) When removing the unit package, follow the steps
below:
Check whether the package and unit are intact and
whether accessories are complete.
Unpack the unit.
Dispose off packaging materials at a suitable waste
receiving or recycling station, depending on the laws of
the country or locality where the installation is to be
done.
Place the package out of the reach of children.
5.2 Handling instructions
Wear personal protective equipment during handling.
To avoid damages to external structures, internal
mechanical and electrical components, caution must be
exercised during handling.
Make sure there are no obstacles or pedestrians along
the way in case collisions or crushing occurs or lifting or
handling equipment falls over.
All of the following operations must be performed in
accordance with current health and safety regulations,
including the equipment used and the procedures
followed. Before operation, verify that the lifting device is
capable of lifting the unit.
You can lift or move the unit using your hand or using a
proper handcart. For a unit that weighs over 30 kg,
package it before it can be lifted using a crane or by
similar means.
5.3 Installation
Follow the instructions when installing the unit.
Read the Manual carefully before proceeding with any
operations. Installation can be only performed by a
professional technician. Incorrect installation may lead to
unit faults or degraded performance.
You must abide by the regulations of the country or
locality where the installation is located.
Before
installation,
accessory,and
find
Installation Manual and related assembly.
The support surface of installation must be strong
enough to bear the weight of the unit.
Before installation, check with the customer whether the
wall or ground where installation is located has buried
wires, water pipes or gas pipes.
Make sure the inlet and outlet pipes and drain pipe are
air-tight.
1) Check the space technically required for
installation:
Space required for installation.
Space required for connecting the liquid lines and other
valves.
Space required for connecting power supply.
Space required for connecting the unit to the external
control panel (if any).
Space required for setting flow route and air inlet (for
specific models).
Space required for correct and sufficient air flow.
Space required for removing condensate water.
Space required for cleaning the filter.
Space required for cleaning internal assembly and
maintenance.
2) Installation guide:
Remove the casing:
Remove screws ①*2 and ②*2 and then the casing.
08
unpack
the
unit
and
its
the
attached
Operation
and
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