Passage And Routing Of The Temperature Sensor Cable; Start-Up; Purging The Appliance - Vaillant VWZ MPS 40 Manual Del Usaurio

4.4.4 Case No 4
2
2
4
1
1
1 Heat pump
2 Boiler
4.5 Passage and routing of the
temperature sensor cable
i
Notes
The temperature sensor (VR 10) is not supplied.
It must be ordered separately.
i
Notes
The temperature sensor cable must be passed
through the hole provided for this purpose.
1 Temperature sensor
housing
2 Temperature sensor
cable
i
Notes
The temperature probe must be assembled
using thermal paste for good heat transfer.
0020153953_05 - 03/15 - Vaillant
3
4
3
3 Heating
4 Plug
1
2
3
3
3 Temperature sensor
cable passage
5

Start-up

► For fi lling, refer to the installation instructions of the heat
pump.
► Check the electrical and water installation.
► Check all connections for leaks.
► Purge your heating system.
5.1

Purging the appliance

1
1 Air vent
► Open the air vent (1), when fi lling the heating circuit with
water.
► Close the vent as soon as water fl ows (repeat the
operation several times if necessary).
START-UP
23