8 | WPL basic | WPL S basic www.stiebel-eltron.com
INSTALLATION
Preparations
9.2.2 Internal installation
≥500
≥500
≥500
≥500
≥1000
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Maintain the minimum clearances to ensure trouble-free op-
eration of the appliance and facilitate maintenance work.
9.3 Preparing the installation site
9.3.1 General information
Ensure that the appliance is accessible from all sides.
- The substrate must be horizontal, level, solid and permanent.
Observe the minimum clearances in chapter “Preparations/
Minimum clearances”.
Ensure the entire heat pump frame is in contact with the sub-
strate. Uneven substrates can increase sound emissions.
9.3.2 Preparing the installation site for external installation
Observe chapter “Sound emissions for external installation”.
Example: Foundations with recess
1
2
4
1000
1440
190
170
300
150
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1 Air intake
2 Air discharge
3 Main wind direction
4 Recess