User Manual
37
EN
14 Faults and malfunctions
14.1 Safety device
The air conditioner is equipped with a safety device designed to protect the compressor� In case of fre-
quent switching on and off or sudden disconnection from the mains, delays of up to 3 minutes may oc-
cur� This function is intentional and does not represent a malfunction�
The safety device also becomes active if the air conditioner is used outside the permissible operating
temperature (see chapter 2�4)�
14.2 Troubleshooting
In the following, some errors are listed that you can fix yourself. If you cannot find the error in the follo
-
wing table or if the suggested solutions do not work, contact the dealer or manufacturer or contact an
authorised specialist company for refrigeration and air-conditioning technology�
Error
Cause
Solution
The air conditioner
cannot be switched
on�
The safety device has been
triggered�
→
Wait 3 minutes and then try to switch on
the air conditioner again�
The mains plug is not plug-
ged in�
→
Plug the mains plug into a wall socket�
The batteries of the remote
control are empty�
→
Insert new batteries into the remote
control�
The built-in fuse has blown�
→
Contact the dealer or manufacturer or
contact an authorised specialist�
The air conditioner
operates only for a
short time�
The set temperature is higher
than or equal to the room tem-
perature�
→
Set a lower temperature�
The air outlet is blocked�
→
Remove the blockage from the air outlet�
The air conditioner
operates in
cooling
mode, but the room
temperature does not
drop�
Warm air from outside is co-
ming in through an open door
or window�
→
Close the door or window� If the ex-
haust hose is routed through the door or
window, it must remain open�
Another appliance in the room
is generating waste heat�
→
Switch off the heat-generating applian-
ce�
The air filter is dirty.
→ Clean the air filter.
The air inlet or outlet is blocked�
→
Remove the blockage�
The set temperature is higher
than the room temperature�
→
Set a lower temperature�
The air conditioner starts to
freeze and goes into defrost
mode�
→
Wait for the defrosting process� Then
you can continue to use the air conditio-
ner as usual�
The exhaust air hose is not rou-
ted correctly or is blocked�
→
Follow the instructions in chapter 7�2�
The room is larger than 20 m²�
→
Use the air conditioner in rooms with a
maximum size of 20 m²�
Water is dripping from
the air conditioner�
The air conditioner has been
moved without emptying the
condensate container�
→
Empty the condensate container before
moving the air conditioner�
The air conditioner is placed on
an uneven surface�
→
Move the air conditioner to a more suita-
ble location (see chapter 7�1)�
The upper or lower condensate
outlet is not properly closed�
→
Close the outlet with the plug�
