Installation
10.2 Indirectly connected heating system and 
primarily connected storage charging 
system
System settings
Circuit Line Description Recomm.
setting
II 52 Closed valve / normal operation ON
II 84
Pump P2 in DHW circuit, primary 
side
OFF
10.2a Indirectly connected heating system and 
primarily connected storage charging 
system
System settings
Circuit Line Description Recomm.
setting
II 52 Closed valve / normal operation OFF
II 84
Pump P2 in DHW circuit, primary 
side
OFF
10b