Operation
Cleaning, care and maintenance
EN
GL
ISH
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PSH Universal EL|
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4.4.8 Switching frost protection on/off
If you switch on frost protection, the set temperature is automati-
cally set to 7 °C.
If you switch off frost protection, the set temperature is automati-
cally set to 20 °C.
0
f
f
Keep pressing the mode button until
the frost protection symbol appears.
Note
f
f
Switch the menu function on using the plus button
or off using the minus button and confirm with the
OK button.
4.4.9 Switching rapid heating on/off
Note
You can also switch the function on and off with the rapid
heating button (see chapter "Button functions / Switching
rapid heating on").
0
f
f
Keep pressing the mode button until
the rapid heating symbol appears.
Note
f
f
Switch the menu function on using the plus button
or off using the minus button and confirm with the
OK button.
5. Cleaning, care and maintenance
f
f
Never use abrasive or corrosive cleaning agents. A damp
cloth is sufficient for cleaning the appliance.
f
f
Check the taps regularly. You can remove limescale deposits
at the tap outlets using commercially available descaling
agents.
f
f
Have the electrical safety of the appliance and the func-
tion of the safety assembly regularly checked by a heating
contractor.
f
f
Have the protective magnesium anode checked by a heating
contractor after the first year. The heating contractor will
then determine the intervals at which it must be checked
thereafter.
f
f
Regularly activate the safety valve to prevent it from becom-
ing blocked by limescale deposits.
6. Troubleshooting
Problem
Cause
Remedy
The water does not heat
up and the display does
not light up.
There is no power.
Check the fuse/MCB in
your fuse box/distribu-
tion panel.
The water does not heat
up sufficiently and the
heat-up symbol lights up.
The set temperature is
set too low.
Select a higher set tem-
perature.
The appliance heats,
for example, after large
amounts of DHW have
been drawn.
Wait until the heat-up
symbol goes out again.
The outlet flow rate is
low.
The aerator in the tap or
shower head is scaled up
or contaminated.
Clean and/or descale the
aerator or shower head.
The appliance does not
respond when a button is
pressed.
The key lock symbol is
flashing.
Key lock is enabled.
Disable key lock (see
chapter "Settings / Menu
functions / Enabling/
disabling key lock").
The display flashes.
Notify your local contrac-
tor. Display the fault code
(see chapter "Settings /
Menu functions / Display-
ing the fault code").
If you cannot remedy the fault, notify your heating contractor. To
facilitate and speed up your enquiry, please provide the serial
number from the type plate (000000 and 0000-000000):
E-NO.: 000000
F-NO.: 0000-000000
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07
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