8
| WPL 33 HT
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insTaLLaTion
PreParaTions
example: installation on foundations
26
�0
3�
01
�1
55
4
1
3
4
5
7
6
8
2
1 Heating circuit flow
2 Main power cable
3 Heating circuit return
4 Conduit for supply lines
5 Electric cables
6 Drainage pipe
7 Gravel bed
8 Foundation
f
f
Only use weather-resistant cables.
f
f
Protect the flow and return pipes against frost with sufficient
thermal insulation. Provide thermal insulation in accordance
with applicable regulations.
f
f
Also protect all supply lines/cables against humidity, damage
and UV radiation by means of a conduit.
Note
When routing the condensate hose, observe chapter “In-
stallation / condensate drain”.
9.2.3 preparation of the installation site for internal
installation
f
f
Observe chapter “Sound emissions for internal installation”.
f
f
Isolate the installation surface.
1 2 3
4
26
�0
3�
01
�1
46
6
1 Concrete base
2 Impact sound insulation
3 Floating screed
4 Recess
See chapter “Specification/Connections and dimensions” for the
position and dimensions of the air intake and discharge apertures,
and the outlets for the water pipes and electrical cables in the
appliance cover.
