Setting The Primary Source - Viessmann Vitotronic SPS Service Instructions Manual

Configuring the system
Configuration system
Buttons:
■ "BW30x.Bxxx"
Selection list for heat pump type
"Version AS"/"Version BS"
■
Selection:
"AS" System may be operated only as 2-stage.
"BS" System may also be operated as single stage.
(Also applies to "CS")

Setting the primary source

Fig. 9
Buttons:
■ "Geothermal probes/glycol on evap."
Heat recovery with geothermal probes
Medium: Glycol/water mixture
■ "Groundwater/water on evaporator"
Heat recovery from groundwater
Medium: Water
16
(cont.)