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Vitocell 100-V Installation Instructions
Tank Connections
Set-up and Connections
DHW tank connections 120 USG (450 L)
DHW tank connections 42 to 79 USG (160 to 300 L)
Legend
DHW
Domestic hot water supply
RT
Recirculation tapping
TS/AQ DHW temperature sensor or aquastat of boiler
control (upper indirect coil)
BWS
Boiler water supply
*
1
BWR
Boiler water return
*
1
DCW
Domestic cold water supply
GND
Grounding connection (casing) 42 to 79 USG
(160 to 300 L) only
*1
The upper indirect coil is provided for connection
to a boiler or a heat pump.
Supplied adaptor sizes
Vitocell 100-V
Part
Size
42/53 USG
(160/200 L)
79 USG
(300 L)
B
Brass cap
c
in.
1
--
A
Brass adaptor
c
in.
2
--
C
Brass tee
c
in.
1
--
F
Brass adaptor
1 in. + gasket
2
2
B
Brass cap
1
in.
--
1
A
Brass adaptor
1
in.
--
2
C
Brass tee
1
in.
--
1
E
Temperature and
pressure relief valve
c
in.
1
1
Supplied adaptor sizes
Vitocell 100-V
Part
Size
120 USG (450 L)
B
Brass cap
1 in.
1
A
Brass adaptor
1 in.
1
A
Brass adaptor
1
a
in.
2
C
Brass tee
1
a
in.
1
D
Reducer hex bushing
1
a
in. x
c
in.
1
E
Temperature and
pressure relief valve
c
in.
1
F
Brass adaptor
1 in. + gasket
2