11. Commissioning; Preparation; Initial Start-Up - STIEBEL ELTRON DEL 18 Plus Operation And Installation Manual

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ATTrl
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Commissioning
11. Commissioning
Step-by-step guide I
_
i
Commissioning
11.1 Preparation
Internal anti- scalding protection via jumper slot
• Install the anti- scalding protection setting jumper in the re-
quired position (= temperature in ° C) on the pin strip.
Jumper position Description
43
50
55
60
No jumper
For example in nurseries, hospitals, etc.
Max. for shower operation
Factory setting
Limited to 43
°
C
CAUTION Burns
If operating with preheated water, e.g. if using a solar
thermal system, the internal anti- scalding protection and
the temperature limit Tmax, which can be set by the user,
may be exceeded.
In this case, limit the temperature with an upstream
central thermostatic valve.
Changing connected load via jumper slot. DEL
18/21/24
Plus
only
If you select a connected load other than the
21
kW factory setting
for appliances with selectable connected load, you will need to
reposition the jumper.
• Install the jumper in the required position on the pin strip.
Jumper position
1
Connected toad
18 kW
2 21 kW
3 24 kW
No jumper 18 kW
11.2
Initial start-up
on 2 60 s
• 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.
• Activate the safety switch by firmly pressing the reset button
(the appliance is delivered with the safety switch disabled).
• 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".
• 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.
• Remove the protective film from the user interface.
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