STIEBEL ELTRON DHE 21 SLi Gebrauchs- Und Montageanleitung Seite 33

INSTALLATION
Installation
Connecting a load shedding relay
Install the load shedding relay in the distribution board in conjunc-
tion with other electric appliances, e.g. electric storage heaters.
The relay responds when the instantaneous water heater starts.
The load shedding relay is available as an accessory.
Material damage
!
Connect the phase that switches the load shedding relay
to the indicated terminal of the mains terminal in the
appliance (see chapter "Specification / Wiring diagram").
Water installation for finished walls
Suitable pressure-tested taps can be ordered as accessories.
1 Water plug
2 Pressure tap for finished walls
f Fit the water plugs with gaskets to seal the connection below f
the plaster. With pressure taps listed in the accessories, the
plugs and gaskets are part of the standard delivery.
f Install the tap. f
f Place the lower part of the back panel under the connection f
pipes of the tap and push the lower part of the back panel
into place.
f Secure the connection pipes to the appliance. f
Water installation for finished walls with solder / compression
fitting
You can connect copper or plastic pipes with solder fitting or
compression fitting accessories.
The solder fitting with threaded fitting is suitable for 12 mm cop-
per pipes.
f Push the union nuts over the connection pipes. f
f Solder the inserts to the copper pipes. f
f Push the lower part of the back panel under the connection f
pipes of the tap and click the lower part of the back panel
into place.
f Secure the connection pipes to the appliance. f
Note
Observe the tap manufacturer's instructions.
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Water installation for finished walls, fitting the appliance cover
4
3
2
1
1 Back panel guides
2 Screw
3 Cover guides
4 Knock-out
f Cleanly break out the knock-outs in the appliance cover. If f
1
necessary, use a file.
Note
If the tap connection pipes are slightly offset, the appli-
2
ance can be sealed using the tabs on the cover guides.
f If the tap connection pipes are offset, do not fit any f
back panel guides.
f If installing tap connection pipes which are not offset, break f
off the tabs on the cover guides.
f Click the cover guides into place in the knock-outs. f
f Position the back panel guides on the pipes and push them f
together. Then push the guides until they are resting against
the back panel.
f Secure the back panel at the bottom with a screw. f
Installation of lower part of back panel with threaded fitting
for finished walls
You can install the lower part of the back panel after fitting the
taps.
1
1 Screw
2 Connection pieces from the pack
f Cut open the lower part of the back panel at the markings. f
f Fit the lower part of the back panel by bending it out at the f
sides and guiding it over the pipes.
f Insert the connection pieces from behind into the lower part f
of the back panel.
f Click the lower part of the back panel into place. f
f Secure the lower part of the back panel with a screw. f
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