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If the system does NOT operate properly except for the above
mentioned cases and none of the above mentioned malfunctions is
evident, investigate the system in accordance with the following
procedures.
Malfunction
If the system does not
▪ Check if there is no power failure. Wait
operate at all.
until power is restored.
▪ Check if no fuse has blown or breaker is
activated. Change the fuse or reset the
breaker if necessary.
The system operates
▪ Check if air inlet or outlet of outdoor or
but cooling or heating
indoor unit is not blocked by obstacles.
is insufficient.
Remove any obstacles and make sure
the air can flow freely.
▪ Check if the air filter is not clogged (see
"14.3.1 To clean the air
▪ Check the temperature setting.
▪ Check the fan speed setting on your user
interface.
▪ Check for open doors or windows. Close
doors and windows to prevent wind from
coming in.
▪ Check if there are too many occupants in
the room during cooling operation. Check
if the heat source of the room is
excessive.
▪ Check if direct sunlight enters the room.
Use curtains or blinds.
▪ Check if the air flow angle is proper.
If after checking all above items, it is impossible to fix the problem
yourself, contact your installer and state the symptoms, the complete
model name of the unit (with manufacturing number if possible) and
the installation date.
15.1
Relocation
Contact your dealer to remove and reinstall the entire unit. Moving
units requires technical expertise.
16
Disposal
▪ Units are marked with the following symbol:
This means that electrical and electronic products may NOT be
mixed with unsorted household waste. Do NOT try to dismantle
the system yourself: dismantling the system, treatment of the
refrigerant, of oil and of other parts MUST be done by an
authorised installer and MUST comply with applicable legislation.
Units MUST be treated at a specialised treatment facility for reuse,
recycling and recovery. By ensuring this product is disposed of
correctly, you will help to prevent potential negative consequences
for the environment and human health. For more information,
contact your installer or local authority.
NOTICE
Do NOT try to dismantle the system yourself: dismantling
of the system, treatment of the refrigerant, oil and other
parts MUST comply with applicable legislation. Units
MUST be treated at a specialised treatment facility for
reuse, recycling and recovery.
FWF02~05D
Fan coil units
3P443944-9T – 2023.01
Measure
filter" [ 4 21]).
After installation, the installer is obliged to verify correct operation. In
case something is wrong with the unit and it does not operate,
contact your local dealer.
Use the proper tool to remove the screws. The product can be
disassembled as shown below.
2
25
11
23
21
32
22
16 Disposal
8
33
29
30
10
3
1
26 12
31
4
24
9
19
Installation and operation manual
23
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