Appendix
0020147164_04 aroTHERM Installation instructions 35
42a Expansion relief valve
42b Diaphragm expansion tank
42c Diaphragm expansion tank – drinking water
43 Safety group – drinking water connection
48 Pressure gauge
50 Differential-pressure bypass valve
52 Individual room control valve
65 Collecting container
91 VWZ AI VWL X/2 auxiliary module
92 VWZ MWT 150 heat exchanger module
94 VWZ MEH 60 auxiliary heating module
HK-P Heating pump 1
HK1-P Heating pump 1
HK2-P Heating pump 2
KW Cold water
MA Multi-relay output
UV1 Diverter valve 1
SP1 Cylinder temperature sensor
VF1 Flow temperature sensor 1
VF2 Flow temperature sensor 2
ZP Circulation pump
