Installation Checklist - Vaillant VWZ MPS 40 System Installation Instructions

2 Installation checklist

12k Limit thermostat
12m Outdoor temperature sensor
DHW Cylinder temperature sensor
1.2 Wiring diagram 0020235626
1 Heat generator
2 Heat pump
3e Circulation pump
3f Heating pump
9k 3-port mixing valve
12 System control
12a Remote control unit
2 Installation checklist
You must observe all the operating and installation instructions included with the system components.
Work
1 Comply with the conditions for the installation environment
2 Install the heat pump on a wall that has sufficient load-bearing capa-
city
3 Comply with the specified minimum clearances
2
FS Flow temperature sensor
SysFlow Cylinder temperature sensor
12d Expansion/wiring centre
12g eBUS bus coupler
12m Outdoor temperature sensor
DHW Cylinder temperature sensor
FS Flow temperature sensor/swimming pool sensor
SysFlow System temperature sensor
Comments/settings
1. Minimum volume of the installation room 1.60 m³
Environmental temperature 7 °C – 40 °C
2.
3. Frost-proof
4. Dry
Weight of the heat pump: 59 kg
For free spaces for maintenance work, see the installa-
tion instructions for the relevant system components
System installation instructions 0020257196_01