Viessmann Vitocal 300-G Installation And Service Instructions Manual page 116

Commissioning, inspection, maintenance
Further details regarding the individual steps
System components
"Heat pump"
"Ext. heat pump"
(cascade)
"Ext. heat source"
10. Standard mode
After completing the commissioning, the heat pump automatically enters stan-
dard mode.
Note
In this case, the fault messages are
not necessarily notifications of equip-
ment faults. These may have been
created by the manual control of some
components during commissioning.
116
Aim
Function check
Function check
Function check
(cont.)
Control unit tasks
Start the primary and the sec-
ondary pump. Regulate the
heat pump to a return tem-
perature to the heating circuit
of 30 °C.
Regulate the external heat
pump(s) to a set return tem-
perature to the heating circuit
of 30°C .
Regulate the external heat
source flow temperature to the
heating circuit to 35°C.