Viessmann VITOCAL 300-A Installation And Service Instructions Manual page 38

Preparing for installation
System version 1
Equipment required
Pos. Description
1
Heat pump
2
Instantaneous heating water heater (accessory, with control module)
4
Heat pump control unit (with electrical connecting cable to the heat
pump)
5
Circulation pump for cylinder heating (accessory; for type AWC-I-M in-
tegral three-way diverter valve "Heating/DHW")
6
Secondary pump (accessory; standard delivery for type AWC-I-M)
8
Safety assembly (accessory; standard delivery for type AWC-I-M)
9
Expansion vessel (accessory; standard delivery for type AWC-I-M)
qP
Outside temperature sensor
qQ
Secondary flow temperature sensor (for type AW-O-M, install inside the
building in the secondary flow)
38
(cont.)