INSTALLATION
Appliance shutdown
32 | DHB-E LCD www.stiebel-eltron.com
CAUTION Burns
If the water supplied to the appliance is preheated, the
internal anti-scalding protection and the temperature
limit that is adjustable by the user may be exceeded.
In such cases, limit the temperature with an upstream
central thermostatic valve (ZTA 3/4).
Changing the connected load via the jumper slot; only for
appliances with adjustable output
If you select a connected load other than the factory setting for
appliances with selectable connected load, you will need to repo-
sition the jumper.
Install the jumper in the required position on the pin strip.
Jumper position Connected load
DHB-E 11/13 LCD
11 11kW
13 13.5kW
No jumper 11kW
DHB-E 18/21/24 LCD
18 18kW
21 21kW
24 24kW
No jumper 18kW
11.2 Initial start-up
≥ 60 s
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Open and close all connected draw-off valves several times,
until all air has been purged from the pipework and the
appliance.
Carry out a tightness check.
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Activate the safety switch by firmly pressing the reset button
(the appliance is delivered with the safety switch disabled).
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Connect the programming unit connecting cable to the PCB.
Note
For undersink installation, the appliance cover should
be turned round for easier operation; see chapter "Alter-
native installation methods/ Pivoting appliance cover".
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Hook the appliance cover at the top rear into the back panel.
Pivot the appliance cover downwards. Check that the appli-
ance cover is securely seated at both top and bottom.
Tick the selected connected load and rated voltage on the ap-
pliance cover type plate (on both sides). Use a ballpoint pen
to do this.
Secure the appliance cover with the screw.
Fit the fascia to the appliance cover.
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Switch on the power supply.
11.2.1 Appliance handover
Explain the appliance function to users and familiarise them
with its operation.
Make the user aware of potential dangers, especially the risk
of scalding.
Hand over the instructions.
11.3 Recommissioning
!
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.
Disconnect the appliance from the power supply by
removing the fuses/tripping the MCBs.
Open the tap for a minimum of one minute until the
appliance and its upstream cold water inlet line are
free of air.
Switch the power back ON.
12. Appliance shutdown
Isolate all poles of the appliance from the power supply.
Drain the appliance (see chapter "Installation/ Maintenance/
Draining the appliance").