Connection Of The Storage Tank To The Heat Pump And Heating System; Initial Operation; Customer Hand Over; Start Of Operation - Bosch BT 50 HP Installations- Und Wartungsanleitung

Initial operation

Fig. 22 Primary water storage tank
[V1] Flow (Heat pump)
[V2] Flow (Heating)
[R1] Return (Heat pump)
[R2] Return (Heating)
5.2 Connection of the storage tank to the heat pump and
heating system
DANGER: Risk of fire from soldering and welding!
▶ Take suitable safety measures when soldering and
welding.
▶ When sizing the heating system expansion vessel, take the storage
tank volume into consideration.
▶ For further information about system layout refer to installation
instructions of main appliance.
NOTICE: Risk of damage to non heat-resistant
installation materials
(e. g. plastic piping)!
▶ Use installation material which is heat resistant to 
80 °C.
20
5 6
3 2
4
1
7
Fig. 23 Functional schematic: connection of the storage for parallel tank
connection to the heat pump
[1] heat pump
[2] V1
[3] R1
[4] pump (An additional external circulation pump, for each heating
system, may be needed. This will be fitted to the flow outlet from
the tank to the heating system as shown)
[5] V2
[6] R2
[7] storage tank
[8] heating system
[9] 3-way-valve
[10] additional heating system (in case of expansion)
3
4
1
Fig. 24 Functional schematic: connection of the storage for series tank
connection to the heat pump
▶ Ensure pipe work is adequately supported
▶ Ensure that the correct connections are made to the storage tank.
▶ Check all connections for tightness.
NOTICE: Fitting the air vent
▶ A suitable air vent should be fitted to the top of the
tank on either V
1
6 Initial operation
6.1

Customer hand over

The installer must explain to the customer (user) the mode of operation
and the handling of the heating appliance and the storage tank.
▶ Hand all enclosed documents over to the user.
6.2

Start of operation

Start of operation has to be done by the installer of the heating system or
by a technical expert.
▶ Start the operation of the heat pump in accordance to the
manufacturers information, installation or instruction manuals.
8 10
4
4
9
8
11
5 6
2
7
or V pipes.
2
BT 50 HP – 6 720 805 225 (2013/03)