Cableway And Passage; Start-Up - Vaillant VWZ MEH 61 Installation Instructions And Instructions For Use

START-UP

4.4.3 Command relay connection
i
Notes
The appliance is delivered pre-cabled.
2kW 4kW
1 control relay
4.4.4 Connecting the main circuit board
Refer to the "appendix" section.
4.5

Cableway and passage

Caution!
b
Risk of material damage
Comply with electrical cable
►
routing
Comply with the prescribed cable-
►
routing paths to avoid any contact
between the cable and the
surface of the heating coil.
When replacing the power cable,
►
tighten the cable's screwed
connection sufficiently to secure
the strain relief.
Strain relief: 100N (10kg)
i
Notes
The cables must pass through the openings
provided for this purpose.
12
1
N L L L N 1 2
1 2 3
2
2 resistance heater relay
cable
Installation instructions and instructions for use VWZ MEH 61 0020166663_03
2
1
8 5
8
1 Pressure sensor cable
2 Temperature sensor
cable
3 Circuit board power
cable
4 Resistance heater
control relay cable
5 Start-up
► Check the electrical and water installation.
► Check all connections for leaks.
► Fill the heating installation.
► Purge your heating system.
► Replace the power.
► To use the AI interface and confi gure the hydraulic
station, refer to the user and installer documents for the
aroTHERM heat pump.
Danger!
e
Risk of death from electric shock!
Before carrying out the following
►
3
4
5
6
7
5 7
5 Power cable
6 3 way-valve motor cable
7 High voltage systems
options cables
8 Low voltage systems
options cables