OPERATION
Cleaning, care and maintenance
20 | E 500-3000
6. Cleaning, care and
maintenance
The appliance contains no user serviceable parts.
Material losses
- Never spray cleaning spray into the air slot.
- Ensure that no moisture can enter the appliance.
- If a pale brownish discolouration appears on the appli-
ance casing, wipe it off with a damp cloth.
- Clean the appliance when cold with ordinary cleaning
products. Avoid abrasive or corrosive cleaning products.
Note
We recommend having the control components
checked as part of regular maintenance.
f Have a qualified contractor check the safety and
control components no more than 10years after
commissioning.
7. Troubleshooting
Problem Cause Remedy
Room does not
get warm enough.
Appliance does not
get hot.
Temperature set too
low on the appliance.
Check the selected room
temperature. Adjust if nec-
essary.
No power supply.
Check position of the ON/
OFF switch, RCD and fuse/
MCB in your fuse box.
Room does not
get warm enough
although the appli-
ance is hot.
Overheating. High limit
safety cut-out limits
heating output.
Eliminate the cause (dirt or
obstructions at the air inlet
or outlet). Observe mini-
mum clearances.
The heat demand of
the room is higher than
appliance output.
Remove heat losses (Close
windows and doors. Avoid
constant venting.)
Room gets too hot.
Temperature set too
high on the appliance.
Check the selected room
temperature. Adjust if nec-
essary.
Detected room temper-
ature does not match
actual room temper-
ature.
Avoid obstructions to air
change between appliance
and indoor air.
Window open de-
tection does not
respond.
Appliance does not
detect a pronounced
temperature drop due
to venting. (Window
open detection requires
previously stable room
temperature.)
Wait a while after making
settings on the appliance,
until the room temperature
has fully stabilised.
Avoid obstructions to air
change between appliance
and indoor air.
Manually switch the appli-
ance into standby mode for
the duration of venting.
Window open detec-
tion is not enabled.
Switch on window open
detection in the standard
menu.
Problem Cause Remedy
"Adaptive start"
function does not
work as required.
This function is only ef-
fective in timer mode.
Use the timer mode for
optimised heating conven-
ience.
Severely fluctuating
room temperature or
the appliance learning
procedure has not been
completed.
Wait a few days for behav-
iour to stabilise.
“Adaptive start” func-
tion is not enabled.
Switch on the "Adaptive
start" function in the stand-
ard menu.
"Err" or "E..." is dis-
played.
Internal fault detected. Notify the qualified con-
tractor.
If you cannot remedy the fault, contact your qualified contrac-
tor. To facilitate and speed up your request, provide the num-
ber from the type plate (000000-0000-000000).
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