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Remote control problems and their causes.
Note: check the points in the table below before requesting
service or repairs.
Symptoms
The fan speed cannot be
changed.
The remote control signal
is not transmitted, not even
when ON/OFF is pressed.
The TEMP. indicator does
not switch on.
The indication on the di-
splay disappears after a few
seconds.
The TIMER ON indicator
switches off after the prede-
fined interval.
The indoor unit does not
emit any sound, not even
when ON/OFF is pressed.
Error codes.
Note: if any of the following malfunctions occur, do not try
to repair the unit yourself but contact your dealer.
Make sure you provide precise information on the type of
fault and the device model.
Codes
T1 evaporator sensor malfunction.
E2
T2 evaporator sensor malfunction.
E3
EEPROM communication error.
E7
DC motor malfunction.
E8
Causes
Check if the mode indicated on the display is
"AUTO".
Protection from hot air in cooling mode.
Protection from cold air in heating mode.
Check if the mode indicated on the display is DRY.
Check whether the batteries in the remote control
are flat.
Check if the mode indicated on the display is
"FAN ONLY".
Check if operation of the timer stops when TIMER
OFF appears on the display.
Check if operation of the timer starts when TIMER
ON appears on the display.
Check if the remote control's signal transmitter is
properly directed towards the indoor unit's infrared
signal receiver whenON/OFF is pressed.
Description of the errors
When automatic mode is selected, the fan coil
automatically changes the fan speed.
Reduce the inlet water temperature in cooling
mode, increase it in heating mode.
When DRY mode is selected, the fan coil auto-
matically selects the fan speed. The fan speed can
be selected during COOLING, FAN ONLY and
heating modes.
The supply voltage is not on.
The temperature cannot be set in "FAN" mode.
The fan coil will stop working after the predefined
interval.
When the predefined interval is reached, the fan
coil starts automatically and the corresponding
LED switches off.
Direct the remote control's signal transmitter
properly towards the indoor unit's infrared signal
receiver and press ON/OFF twice.
62
Solution
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