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Installation Examples
With 3-way mixing valve to regulate heating circuit
e.g. with Vitotronic 200, KW2 combined with a mixing valve actuator accessory kit
V
1
V
V
(continued)
2
1
V
2
Connections
Heating circuit
Spring-loaded flow check valve
Circulation pump
Safety header
with automatic air vent,
pressure relief valve, and
pressure gage
Expansion tank
Domestic hot water storage tank
(indirect-fired)
3-way mixing valve
Bypass pipe (highly recommended)
c/w two regulating valves (V
See page 28 for installation details.
, V
)
1
2
23
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