Cableway And Passage; Start Up; Purging The Appliance - Vaillant VWZ MEH 60 Installation Instructions Manual

4.5

Cableway and passage

i Notes
The cables must pass through the openings
provided for this purpose.
1
Key
1 Passage for power cables and relay command cables
2 Temperature probe cable passage
b Caution!
Comply with electrical cable routing !
Keep a distance of 10mm between
•
connecting cables and metallic elements
that are a heat source.
2
1
Key
1 Power cable (*)
2 Relay command cable (*)
3 Temperature probe cable (Sensor included no mounting)
(*) Not included
i Notes
The temperature probe must be assembled
using thermal paste for good heat transfer.
0020152779_01 - 03/13 - Vaillant
5

Start up

∙ For fi lling, refer to the installation instructions of the heat
pump.
∙ Check the electrical and water installation.
∙ Check all connections for leaks..
∙ Purge your heating system.
∙ Replace the power.
2
5.1

Purging the appliance

Key
1 Air vent
3
∙ Open the air vent (1), when fi lling the heating circuit with
water.
∙ Close the vent as soon as water fl ows (repeat the
operation several times if necessary).
b Caution !
Risk of damage in case of bad purge!
If air purging is not done properly, this may
cause damage to the electrical heating
element.
•
1
Make sure the heating circuit is properly
purged air.
EN
START UP
24