Cleaning, Care And Maintenance; Cleaning The Fluff Filter; Troubleshooting - Stiebel Eltron ETW 120 Plus Utilisation Et Installation

oPErATIoN

Cleaning, care and maintenance

7. Cleaning, care and maintenance
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 appliance
casing, wipe it off with a damp cloth.
- Clean the appliance when cold with ordinary cleaning prod-
ucts. Avoid abrasive or corrosive cleaning products.
7.1

Cleaning the fluff filter

Note
Clean the fluff filter behind the air intake regularly. This
will ensure trouble-free discharging of the appliance. If
a fluff filter is added, switch OFF the fan.
f Clean the fluff filter behind the air intake with a vacuum f
cleaner.
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8.

Troubleshooting

Problem Cause
The appliance does not The charge was not set or
heat up. was set too low.
Temperature set too low
on the appliance.
Fan enabling is turned
off.
No power supply.
Room does not get warm Overheating. High limit
enough although the ap- safety cut-out limits
pliance is hot. heating output.
Heat demand of the room
is higher than the appli-
ance output.
The heat transfer of the The setting at the charge
appliance is too high control system and/or
even in mild weather. charge controller is in-
correct.
The room gets too hot. Appliance temperature is
set too high.
Appliance does not dis- The fluff filter is clogged. See chapter "Cleaning,
charge.
Window open detection Appliance does not detect
does not respond. a pronounced tempera-
ture drop when venting.
(Window open detection
requires a previously sta-
ble room temperature.)
Window open detection
is not enabled.
"Adaptive start" function This function is only ef-
does not work as re- fective in timer mode.
quired.
Severely fluctuating room
temperature or the appli-
ance learning procedure
has not been completed.
"Adaptive start" function
is not enabled.
The display shows "E1", Internal fault detected.
"E2" or "E3".
Note
Changes or removal of faults at the charge control system
only become apparent after renewed charging.
If you cannot remedy the fault, contact your qualified contractor.
To facilitate and speed up your request, provide the number from
the type plate (000000-0000-000000).
remedy
Set a higher charge level.
Check the selected room
temperature. Adjust if
necessary.
Switch fan enabling on.
Check the fuse/MCB and
the RCD in the domestic
distribution board.
Eliminate the cause (dirt
or obstructions at the
air intake or discharge).
Observe minimum clear-
ances.
Remedy heat losses
(Close windows and
doors. Avoid constant
venting.)
Adjust the settings.
Check the selected room
temperature. Adjust if
necessary.
care and maintenance".
Wait a while after making
settings on the appliance,
until the room tempera-
ture has fully stabilised.
Avoid obstructions to air
changes between appli-
ance and indoor air.
Stop the fan for the venti-
lation period.
Switch on window open
detection in the standard
menu.
Use the timer mode for
optimised heating con-
venience.
Wait a few days for the
behaviour to stabilise.
Switch on the "Adaptive
start" function in the
standard menu.
Notify the qualified con-
tractor.
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