Vaillant geoTHERM VWS Series, Installation Instructions Manual

Page: 8 / 92

Installation instructions geoTHERM VWS/VWW 0020057444_01
8
3
2
1
5
4
6
7
Fig. 2.5 Rear view VWS/VWW
Key to Fig. 2.5
1 Return to domestic hot water cylinder
2 Heat source to the heat pump
3 Heat source from the heat pump
4 Transportation
handles
5 Cable feedthrough for electrical connections
6 Heating
return
7 Heating feed
2.3.1 Component groups - VWS
15
16
14
13
12
11
1
9
3
2
5
4
6
7
8
10
Fig. 2.6 VWS - Front view, covers removed
Key to Fig. 2.6
1 Electrical connections
2 Controller PCB (under cover plate)
3 Contactors
4 Safety thermostat STL for the auxiliary heating
5 Electric auxiliary heating
6 Condenser
7 CH
pump
8 Fill/drain valve for heating circuit
9 Identification
plate
10 Compressor
11 Condensate
pan
12 Expansion Valve
13 Fill/drain valve for brine circuit
14
Brine pump
15 Evaporator
16 3-way valve
2 Description of the device