• Clean the under-bench air conditioner with water and a gentle cleaning agent.
• Never clean the under-bench air conditioner with petrol, diesel, or solvents.
Clean the housing of the under-bench air conditioner and the air outlet unit occasionally with a damp cloth.
Regularly remove dirt from the ventilation grilles (Fig. , 1) of the under-bench air conditioner.
Fig.
on page 10
If necessary, clean the remote control with a slightly damp cloth. Use a cleaning cloth for glasses to clean the
display of the remote control.
Clean or replace the carbon filter once per year
Cleaning the carbon filter inley
Regularly clean the carbon filter inley of the under-bench air conditioner:
1.
Pull the carbon filter inley (1) out of the fastening.
2. Clean the carbon filter inley (1) with a detergent solution and let it dry.
3. Put the dry carbon filter inley (1) back in.
Cleaning or replacing the carbon filter
Clean or replace the carbon filter once per year:
1.
Pull the carbon filter inley (Fig. , 1) out of the fastening.
2. Remove the carbon filter (Fig. , 2).
3. If necessary, clean the carbon filter (Fig. , 1) with a detergent solution or replace it.
4. Insert the new/dry and clean carbon filter (Fig. , 1).
Checking the water drainage
Check whether the condensation water drainage channels (Fig. , 2) at the sides of the under-bench air con-
ditioner are clear and the condensation water is able to escape.
Maintaining the heat exchanger
Have the heat exchanger of the under-bench air conditioner maintained once per year by a specialist work-
shop.
14 Troubleshooting
Problem
No cooling
(Cleaning or replacing the carbon
Possible cause
The "Cooling" (
) mode is not set.
The ambient temperature is above
52 °C.
The temperature set is higher than the
room temperature.
filter).
Fig.
on page 10
Suggested remedy
Activate the "Cooling" (
mode (see
Cooling
The under-bench air conditioner is on-
ly designed for ambient temperatures
of – 5 ... 52 °C.
Select a lower temperature (see
Setting the
temperature).
EN
)
mode).
31