Vaillant sensoCOMFORT VRC 720/3 Manual De Uso E Instalación página 95

4.9.4 Basic system diagram 0020177912
4.9.4.1 Special features of the system
8: At least 35% of the nominal flow rate must always be able to flow through a reference room without an individual
room temperature control valve.
4.9.4.2 Settings on the system control
Basic system diagram code: 8
Circuit 1 / Room temp. mod.: Active or Expanded
Zone 1 / Zone assignment: Sys. control
4.9.4.3 Settings in the heat pump
Cooling technology: No cooling
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0020287900_03 Operating and installation instructions