Operating Instructions and Installation Instructions

24
Installation – for qualied contractors
10.2 Installation options
10.2.1 Electrical connection from below on
unnished walls
1
L1í
2
L
L L
X11
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» Fit the cable grommet.
!
Material losses
If you break out the wrong knock-out by mistake, use
a new back panel.
» Break out the cable grommet knock-out in the
back panel. Deburr the sharp edges with a le if
necessary.
» Reposition the mains terminal in the appliance from
the top to the bottom.
» Push the back panel over the threaded stud and the
cable grommet. Pull the cable grommet by the lock-
ing hooks into the back panel using pliers, until both
locking hooks audibly click into place.
» Push the back panel rmly against the wall. Lock the
xing toggle by turning it 90° clockwise.
10.2.2 Electrical connection on nished walls
Note
This type of connection changes the protection rat-
ing of the appliance.
» Change the type plate. Cross out "IP 25" and
mark the box "IP 24". Please use a ballpoint pen
to do this.
!
Material losses
If you break out the wrong knock-out by mistake, use
a new back panel.
» Cleanly cut or break out the required opening in the
appliance back panel (see chapter "Installation /
Specication / Dimensions and connections"). De-
burr the sharp edges with a le if necessary.
» Route the power cable through the cable grommet
and connect it to the mains terminal.
10.2.3 Connecting a load shedding relay
Install a load shedding relay in the distribution board in
conjunction with other electric appliances, e.g. electric
storage heaters. The relay responds when the instanta-
neous water heater starts.
!
Material losses
Connect the phase that switches the load shedding
relay to the indicated terminal of the mains terminal
in the appliance (see chapter "Installation / Speci-
cation / Wiring diagram").
10.2.4 Undersink installation, water connections –
from above
An undersink installation with water connections from
above can be achieved with an additional pipe assembly
for undersink appliances. Cleanly break out the water pipe
knock-outs in the back panel and t the pipe assembly.
10.2.5 Water installation on nished walls
Note
This type of connection changes the protection rat-
ing of the appliance.
» Change the type plate. Cross out "IP 25" and
mark the box "IP 24". Please use a ballpoint pen
to do this.
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» Fit the water plugs with gaskets in order to seal the
connection for unnished walls.
» Fit a suitable pressure tap.
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» Click the lower section of the back panel into place in
the upper section of the back panel.
» Secure the connection pipes to the appliance.
» Secure the back panel at the bottom with two addi-
tional screws.
!
Material losses
If you break out the wrong knock-out by mistake, use
a new back panel.