OPERATION
Cleaning, care and maintenance
8 | DHE AU www.stiebel-eltron.com
5. Cleaning, care and maintenance
Never use abrasive or corrosive cleaning agents. A damp
cloth is sufficient for cleaning the appliance.
Check the taps regularly. Limescale deposits at the spouts
can be removed using commercially available descaling
agents.
6. Troubleshooting
Fault Cause Remedy
The appliance will not
start despite the DHW
valve being fully open.
There is no mains volt-
age.
Check the fuse/MCB in
your fuse box/distribu-
tion panel.
The aerator in the tap
or the shower head is
scaled up or contami-
nated.
Clean and/or descale the
aerator or shower head.
The water supply has
been interrupted.
Vent the appliance and
the cold water inlet line
(see chapter "Commis-
sioning/ Restarting").
Cold water flows briefly
while hot water is being
drawn.
The air sensor detects air
in the water and briefly
switches the heater off.
The appliance restarts
automatically after
1minute.
Temperatures >43°C.
Dynamic anti-scalding
protection is activated.
Dynamic anti-scalding
protection automatically
ceases 2minutes after
draw-off has ended.
If you cannot remedy the fault, notify your qualified contractor.
To facilitate and speed up your enquiry, please provide the serial
number from the type plate (000000-0000-000000):
No.: 000000-0000-000000
DHE ... AU
26�02�02�1125�
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