406REVO-E Heat pump 4 Function and functional schematics4.4.2 Heating and Ventilation Mode Ready forcoolingRequirements:– Clamp 30 / 15 active– Vehicle hybrid system active– HV Mode required by BEA bodyPreconditions for Cooling Mode filled shortly before orafter this, however cool request not sent by BEA body.System works primarily in Heating / Ventilation Mode.Fig. 404 Heating and Ventilation Mode Ready for CoolingDouble radial blowerDouble radial blowerFresh airflapsSensorpass. comp.temperatureSensorblow-outtemperatureI/O-A moduleVehicleRequirementopen / closeHeating valveactuatorFresh airflapsactuatorAnalog inputHVIL 1 voltageAnalog inputHVIL 2 voltage CAN interfacevehicleSC6204 51 236724Vfor hot waterheat exchangerADA1 Solenoid valve2 Solenoid valve HGA / actu-ator (in 11123865_only)3 Suction pressure sensor4 High pressure safety switch5 Low pressure safety switch(not in 11123865_)6 4-way reversing valve7 High pressure sensor