TROUBLESHOOTING
If there are any problems during operation, please refer to the following table. If problems cannot be
solved as indicated under Solution, please contact your manufacturer.
Problem Possible cause Solution
product does not
start
not connected to power supply connect to power supply
power cord or plug is defective check by a specialist
other electrical defect to the product check by a specialist
error occurred see protection and error codes
remote control faulty see below
remote control not
working
batteries exhausted replace batteries
product out of range or signals
disrupted by obstacle
move the remote control closer and
clear obstructions
other electrical defect to the remote
control
check by a specialist
timer not working implausible, contradictory or wrong
time set
check timer setting
unsatisfactory
cooling
nearby heat source hinders cooling
process
relocate product or remove heat
source
ventilation insucient ensure surrounding clearance
open window(s) or door(s) in the
room
close window(s) / door(s)
exhaust hose not properly connected
or blocked
connect properly or check for and
remove blockage
air lter(s) blocked clean air lter(s)
temperature set too high regulate the temperature controller
noise product is not levelled level the product
product contacts obstacle remove obstacle
Note:
Murmur of water is heard when the product is operating. It is a normal sound of the coolant circulating
in the system.
Protection and error codes
Code Cause Solution
P1 internal water tank full drain through lower outlet
E1 room temperature sensor error switch the product into standby, unplug and re-plug
E2 evaporator temperature sensor error switch the product into standby, unplug and re-plug
E4 control panel communication error switch the product into standby, unplug and re-plug
Note:
Contact the service centre if errors occur reputably.
IM_OAC2221_161201_V04_HR.indb 29 1/12/16 4:31 PM
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