STIEBEL ELTRON DHM 3 Bedienung Und Installation Seite 32

oPERATIoN
Cleaning, care and maintenance
Increasing the temperature
f Reduce the flow rate at the tap.
Reducing the temperature
f Open the tap further or add more cold water.
Following an interruption of the water supply
See chapter "Commissioning / Recommissioning".
5. Cleaning, care and maintenance
f Never use abrasive or corrosive cleaning agents. A damp
cloth is sufficient for cleaning the appliance.
f Check the taps/valves regularly. Limescale deposits at the
spouts can be removed using commercially available descal-
ing agents.
f Have the electrical safety of the appliance regularly checked
by an electrician.
f Regularly descale or replace the special aerator (see chapter
"Appliance description / Accessories").
32 | DHM
6. Troubleshooting
Problem Cause
The appliance will not No power to the appli-
start despite the DHW ance.
valve being fully open.
The aerator in the tap is
scaled up or dirty.
The water supply has
been interrupted.
If you cannot remedy the fault, notify your qualified contractor. To
facilitate and speed up your request, provide the serial number
from the type plate (000000-0000-000000).
DHM . . . Nr.: 000000-0000-000000
Remedy
Check the fuses/MCBs in
your fuse box.
Clean and/or descale the
aerator or replace the
special aerator.
Vent the appliance and
the cold water inlet line
(see chapter "Commis-
sioning / Recommission-
ing").
www.stiebel-eltron.com