Viessmann Vitocal 350-A Installation And Service Instructions Manual page 35

System example 1
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Required equipment
Pos. Description
1 Heat pump
2 Instantaneous heating water heater (accessory, with control module)
4 Heat pump control unit (with connecting cable to the heat pump)
5 Circulation pump for cylinder heating (accessory)
6 Secondary pump (accessory)
8
Safety assembly (accessory)
9 Expansion vessel (accessory)
qP Outside temperature sensor
qQ
KM BUS distributor
(cont.)
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Preparing for installation
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5 6
8
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2
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9
1
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qQ
4
35