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Vitocal 100-AW AM2V Installation, Service and Operating
System Example 3
Vitocal 100-AW AM2V with:
- One direct-connected heating circuit
- One heating circuit with a mixing valve
- One fan coil
- Vitocell System Buffer Tank
- Vitocell DHW Storage Tank
C
B
Legend:
A Indoor Unit
B Outdoor Unit
C Outdoor Temperature Sensor
D System Feed
E Expansion Tank
F Wye Strainer
H DHW Temperature Sensor
I DHW Storage Tank
J Temperature and Pressure Relief Valve
K Potable Water Inlet
L DHW Recirculation Pump
M DHW Outlet
N Room Temperature Sensor
O Low Temperature Heating Circuit
P Heating Circuit Temperature Sensor
N
A
F
D
E
W
O
P
Q
R
V
Q Heating Circuit Pump
R Heating Circuit Mixing Valve
S High Temperature Heating Circuit
T Heating Circuit Temperature Sensor
U Heating Circuit Pump
V Vitocell MSCA 20USG (75L) Buffer Tank
W Fan Coil
1
IMPORTANT
System separation is required of underfloor heating
systems employing non-oxygen diffusion barrier
tubing. All components on the secondary side of
the heat exchanger must be made of corrosion-
resistant materials.
Installation Examples
S
M
T
U
L
J
I
H
K
41
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