Water Circuit - Beretta NOVELLA 24-31-45 RAI Installation Manual

2.10

Water circuit

Novella 24, 31 RAI PV boilers
GAS
RI
MI
AB
D
A Water circuit drain cock
B Water circuit expansion vessel
C Water circuit safety valve
D CH circuit pump
E CH circuit temperature control sensor
F Water circuit temperature gauge
sensor
Novella 24, 31, 45 RAI boilers
GAS
MI
RI
A Water circuit drain cock
B CH circuit temperature control sensor
C Water circuit temperature gauge
sensor
D Safety thermostat temperature sensor
C
B
A
E
F
G
A
G Safety thermostat temperature sensor
MI CH flow
RI CH return
AB Storage cylinder connection
GAS Gas supply
B
C
D
MI CH flow
RI CH return
GAS Gas supply
Fig. 2.10
11
Fig. 2.11