Cleaning, Care And Maintenance; Troubleshooting - LTM E 500 Instructions D'utilisation Et D'installation

OPERATION

Cleaning, care and maintenance

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.
Have a qualified contractor check the safety and
control components no more than 10 years after
commissioning.
7.

Troubleshooting

Problem Cause
Room does not Temperature set too
get warm enough. low on the appliance.
Appliance does not
get hot.
No power supply.
Room does not Overheating. High limit
get warm enough safety cut-out limits
although the appli- heating output.
ance is hot.
The heat demand of
the room is higher than
appliance output.
Room gets too hot. Temperature set too
high on the appliance.
Detected room temper-
ature does not match
actual room temper-
ature.
Window open de- Appliance does not
tection does not detect a pronounced
respond. temperature drop due
to venting. (Window
open detection requires
previously stable room
temperature.)
Window open detec-
tion is not enabled.
20 |
Remedy
Check the selected room
temperature. Adjust if nec-
essary.
Check position of the ON/
OFF switch, RCD and fuse/
MCB in your fuse box.
Eliminate the cause (dirt or
obstructions at the air inlet
or outlet). Observe mini-
mum clearances.
Remove heat losses (Close
windows and doors. Avoid
constant venting.)
Check the selected room
temperature. Adjust if nec-
essary.
Avoid obstructions to air
change between appliance
and indoor air.
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.
Switch on window open
detection in the standard
menu.
Problem Cause
"Adaptive start" This function is only ef-
function does not fective in timer mode.
work as required.
Severely fluctuating
room temperature or
the appliance learning
procedure has not been
completed.
"Adaptive start" func-
tion is not enabled.
"Err" or "E..." is dis- Internal fault detected. Notify the qualified con-
played.
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).
Remedy
Use the timer mode for
optimised heating conven-
ience.
Wait a few days for behav-
iour to stabilise.
Switch on the "Adaptive
start" function in the stand-
ard menu.
tractor.
E 500-3000