SystemAir Villavent VR 400 DC User And Maintenance Instructions page 5

Schema VR – 400 / 700 DC/DE Prinziple VR – 400 / 700 DC/DE
TF Sensor supply air
VR rotation heat exchanger
FV exhaust air fan
AF filter exhaust air
EAT sensor extract air
TV supply air fan
EVB reheater
ATF sensor supply air
OF sennsor overheat
BT emergency thermostat
TRV sensor rotation guard
5
Mai 2009 KLLA