Cleaning, Care And Maintenance; Troubleshooting; Installation; Safety - Stiebel Eltron DHB-E 11 LCD Utilisation Et Installation

INsTALLATIoN

Cleaning, care and maintenance

Following an interruption to the water supply
Material losses
!
To ensure that the bare wire heating system is not dam-
aged following an interruption to the water supply, the
appliance must be restarted taking the following steps.
f Disconnect the appliance from the power supply by f
removing the fuses/tripping the MCBs.
f Open the tap for one minute until the appliance and f
its upstream cold water inlet line are free of air.
f Switch the power back ON. f
6.

Troubleshooting

Problem
The appliance will not start despite the
DHW valve being fully open.
When hot water is being drawn off, cold
water flows for a short period.
The required temperature cannot be set. Internal anti-scalding protection is activated. The internal anti-scalding protection can only be adjusted by the qualified
Note
After a power failure
Programming unit displays and selected settings are re-
tained following a power failure.
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).
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Cause
There is no power.
The aerator in the tap or the shower head is
scaled up or soiled.
The water supply has been interrupted.
The air detector detects air in the water. It
switches off the heating output briefly.
5. Cleaning, care and maintenance
f Never use abrasive or corrosive cleaning agents. A damp f
cloth is sufficient for cleaning the appliance.
f Check the taps regularly. Limescale deposits at the tap out- f
lets can be removed using commercially available descaling
agents.
remedy
Check the fuses/MCBs in your fuse box/distribution board.
Clean and/or descale the aerator or shower head.
Vent the appliance and the cold water inlet line.
The appliance restarts automatically after 1 minute.
contractor.
INsTALLATIoN
7.

Safety

Only a qualified contractor should carry out installation, commis-
sioning, maintenance and repair of the appliance.
7.1

General safety instructions

We guarantee trouble-free function and operational reliability only
if original accessories and spare parts intended for the appliance
are used.
Material losses
!
Observe the maximum inlet temperature. Higher tem-
peratures may damage the appliance. You can limit
the maximum inlet temperature by installing a central
thermostatic valve (see chapter "Appliance description /
Accessories").
WARNING Electrocution
This appliance contains capacitors which are discharged
when disconnected from the power supply. The capacitor
discharge voltage may briefly reach > 60 V DC.
7.2

Shower operation

CAUTION Burns
f When supplying a shower, set the internal an- f
ti-scalding protection to 55 °C or less; see chapter
"Commissioning / Preparations".
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