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2.6
Water circuit
UAC EAF
MC1
MC2
RC1-2
b
BERETTA STOR C combination storage cylinders are delivered without a filling pump. A suitably rated
pump must be provided and installed separately.
For further information on the recommended solar heating circuit flow rate, see the installation instruc-
tions for the water outlet and return kit.
RL
RE
M
R
SB
EAF
- Domestic cold water inlet
RL
- DHW recirculation
UAC
- Domestic hot water outlet
MC1
- Outlet from boiler 1
(high temperature)
MC2
- Outlet from boiler 2
MI1
(low temperature)
RC1-2 - Return to boiler 1-2
RI2/SB - Heating return 2
(low temperature) /
Inertial storage cylinder drain
RI1
MI2
- Heating flow 2
(low temperature)
R
- Collector return
M
- Collector outlet
MI2
RE
- Sleeve for electric
heating element
RI1
- Heating return 1
(high temperature)
MI1
- Heating flow 1
(high temperature)
RI2
9
Fig. 2.3
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