ENGLISH
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INSTALLATION
Installation
10.2 Installation alternatives
10.2.1 Electrical connection, surface-mounted
!
Material losses
If you break open the wrong knock-out in the appliance
cover by mistake, you must use a new appliance cover.
f Cleanly cut or break out the required cable entry in the ap-
pliance cover (for positions, see chapter "Installation/ Spec-
ification/ Dimensions and connections"). If necessary, use a
file.
f Route the power cable through the cable grommet. Connect
the power cable to the mains terminal.
10.2.2 Connecting a load shedding relay
Install a 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.
!
Material losses
Connect the phase that switches the load shedding relay
to the indicated terminal of the mains terminal in the ap-
pliance (see chapter "Installation/ Specification/ Wiring
diagram").
10.2.3 Water installation, surface-mounted
19
5 Nm
19
5 Nm
24
18 Nm
24
18 Nm
D0000033104
f To seal the flush-mounted connection, fit the water plugs
with gaskets.
f Fit a suitable pressure tap.
D0000042740
3
2
1
1 Openings
2 Cover guides
3 Lower fixing screw
!
Material losses
If you cut open the wrong knock-out in the appliance
cover by mistake, you must use a new appliance cover.
f Secure the back panel with an additional screw at the
bottom.
f Secure the connection pipes to the tee and the 3-way ball
shut-off valve.
f Cleanly break out the knock-outs in the appliance cover. If
necessary, use a file.
f Click the cover guides into place in the openings.
10.3 Completing the installation
f Open the 3-way ball shut-off valve and (if installed) any shut-
off valves in the cold water supply line.
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