Troubleshooting; Installation; Safety - Stiebel Eltron DNM 3 Utilisation Et Installation

INsTALLATIoN

Troubleshooting

f Check the taps regularly. Limescale deposits at the tap out- f
lets can be removed using commercially available descaling
agents.
f Have the electrical safety of the appliance regularly checked f
by a qualified contractor.
f Regularly descale or replace the special aerator (see chapter f
"Appliance description / Accessories").
6. Troubleshooting
Problem Cause
The appliance will not No power at 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 contractor. To facilitate
and speed up your request, provide the number from the type
plate (000000-0000-000000).
DNM . . No.: 000000-0000-000000
www.stiebel-eltron.com
INsTALLATIoN
7.
Only a qualified contractor should carry out installation, commis-
sioning, maintenance and repair of the appliance.
7.1
remedy
We guarantee trouble-free function and operational reliability only
Check the fuse/MCB in
if original accessories and spare parts intended for the appliance
your fuse box/distribu-
are used.
tion board.
Clean and/or descale the
aerator or replace the
special aerator.
Vent the appliance and
the cold water inlet line
(see chapter "Settings").

Safety

General safety instructions
Material losses
!
Observe the max. permissible inlet temperature. Higher
temperatures may damage the appliance. You can limit
the inlet temperature by means of a central thermostatic
valve (see chapter "Appliance description / Accessories").
Material losses
!
Only operate the appliance with non-pressurised taps.
DNM | 29