Operation
Safety
1.2
Other symbols in this documentation
Note
General information is identified by the symbol shown
on the left.
Read these texts carefully.
Symbol
Meaning
Material damage
!
(Appliance and consequential losses, environmental pol-
lution)
Appliance disposal
This symbol indicates that you have to do something. The ac-
tion you need to take is described step by step.
1.3
Units of measurement
Note
All measurements are given in mm unless stated oth-
erwise.
2.
Safety
2.1
Intended use
The appliance is a pressurised appliance for heating domestic
hot water. You can equip the appliance with one or more draw-
off points.
Any other use beyond that described shall be deemed inappro-
priate. Observation of these instructions is also part of the correct
use of this appliance. Any modifications or conversions to the
appliance void all warranty rights.
2.2
Safety instructions
Observe the following safety instructions and regulations.
Only qualified contractors should install and commission this ap-
pliance.
The authorised contractor is responsible for adherence to all
currently applicable instructions during installation and commis-
sioning.
Operate the appliance only when fully installed and with all safety
equipment fitted.
CAUTION Burns
There is a risk of scalding at outlet temperatures above
43 °C.
CAUTION Burns
If operating with preheated water, e.g. from a solar ther-
mal system, the DHW temperature may vary from the
selected set temperature.
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WARNING Injury
!
Where children or persons with limited physical, sensory
or mental abilities are allowed to control this appliance,
ensure that this will only happen under supervision or
after appropriate instruction by a person responsible for
their safety.
Children must be supervised to ensure that they never
play with the appliance.
Material damage
!
Never use the appliance following an interruption to the
water supply. This can destroy the bare wire heating sys-
tem. Run water for at least a minute before restarting
the appliance (see chapter "Troubleshooting").
2.3
CE designation
The CE designation shows that the appliance meets all essential
requirements according to the:
- Low Voltage Directive
- Electromagnetic Compatibility Directive
The maximum permissible mains impedance is indicated in
chapter "Specification / Data table".
3.
Appliance description
The DHB-E electronically controlled instantaneous water heater
with automatic output matching keeps the outlet temperature
constant. This occurs independently of the inlet temperature, up
to the output limit. The DHW outlet temperature can be variably
adjusted.
The bare wire heating system is suitable for hard and soft water
areas, as it has low susceptibility to scale build-up. This system
ensures rapid and efficient DHW availability.
Note
The appliance is equipped with an air detector that large-
ly prevents damage to the heating system. If, during op-
eration, air is drawn into the appliance, the appliance
shuts down for one minute, thereby protecting the heat-
ing system.
DHB-E SLi | A electronic |
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