Repair Work; Spare Parts; Draining The Product; Resetting The Electrical Back-Up Heater - Vaillant VWZ MEH 61 Installationsanleitung Und Betriebsanleitung

REPAIR WORK

6 Repair work
6.1

Spare parts

∙ In case you need spare parts during maintenance or
repair, exclusively use genuine Vaillant spare parts.
The genuine component parts of the product have been
certifi ed together with the product in the course of the CE
conformity check. If you do NOT use certifi ed genuine
Vaillant spare parts during maintenance or repair, the
CE conformity of the product will expire. That is why we
imperatively recommend to install genuine Vaillant spare
parts.
6.2

Draining the product

1
2
Key
1 Air vent
2 Drainage plug
∙ Emboîtez un tuyau sur le robinet de vidange (2) ou
posez un récipient dessous afi n de vidanger le circuit
hydraulique.
∙ Open the appliance's drainage plug (2).
∙ Open the appliance's air vent (1).
6.3

Resetting the Electrical back-up heater

In case of an abnormal increase in water temperature, the
heating element's safety thermostat may be triggered (Refer
to the installation manual control box+).
It has to be reset manually.
i Notes
Let the heating element cool before
resetting.
32
1
Key
1 Reset button
∙ Press the reset button (1).
6.4

Checking tightness

∙ Check the water-tightness of the system.
6.5

Checking the electrical installation

∙ Check the electrical installation observing all relevant
regulations.
6.5.2.1 Vérifi cation des câbles
∙ If the power cable of this product is damaged, then to
prevent danger, only the manufacturer, the after-sales
service or similarly qualifi ed persons shall replace the
power cable.
7

Decommissioning

∙ Isolate the product from the power mains.
∙ Drain the appliance (see chapter 6.2).
∙ De-install the product.
∙ Recycle or dispose the product and its components (see
chapter 8).
0020166663_00 - 05/13 - Vaillant