4
Disposal of packaging ............................................................................
Product information ................................................................................
Requirements for on-site connections ...................................................
Installation information ........................................................................ 12
Minimum clearances for 1 outdoor unit .............................................. 14
Minimum clearances for heat pump cascades (max. 5 outdoor units) 15
Transport and siting ............................................................................ 15
Floorstanding installation .................................................................... 15
Opening the wiring chamber ............................................................... 20
Removing transport brackets .............................................................. 20
Requirements for the installation room ............................................... 21
Minimum clearances ........................................................................... 22
Fitting the indoor unit to the wall ......................................................... 22
Connecting the refrigerant lines ............................................................. 23
Routing the refrigerant lines ............................................................... 24
Connection to the outdoor unit ........................................................... 25
Connection to the indoor unit .............................................................. 26
Connecting the secondary circuit ........................................................... 28
Only type AWB(-M)-E-AC: Connecting the cooling circuit ..................... 29
Electrical connection .............................................................................. 29
Preparing the electrical connections ................................................... 29
Indoor unit: routing cables to the wiring chamber ............................... 31
Connecting the Vitoconnect (accessories) ......................................... 32
Indoor unit: overview of connections .................................................. 34
Indoor unit: main PCB (230 V~ components) ..................................... 35
Indoor unit: expansion PCB on main PCB (230 V~ components) ...... 37
Indoor unit: luster terminals (signal and safety connections) .............. 40
Indoor unit: controller and sensor PCB (LV connections) ................... 41
Outdoor unit: routing cables to the wiring chamber ............................ 44
Outdoor unit: Overview of electrical connections ............................... 45
Connecting Modbus cable between indoor unit and outdoor unit ....... 46
Heat pump control unit power supply 230 V~ ..................................... 48
Outdoor unit power supply .................................................................. 48
Instantaneous heating water heater power supply ............................. 50
Power supply with power-OFF: without on-site load disconnection ... 52
Power supply with power-OFF: with on-site load disconnection ........ 52
Connecting the power-OFF signal in heat pump cascades ................ 54
Mains power supply in conjunction with on-site power consumption . 55
Closing the heat pump ........................................................................... 56
Fitting the front panel of the indoor unit .............................................. 57
Fitting the side cover for the outdoor unit ........................................... 57
Index
Index
5790 931 GB