Purging The Appliance; Installing The Casing; Handing Over The Product To The User - Vaillant VWZ MEH 61 Installationsanleitung Und Betriebsanleitung

∙ Fill the circuits;
∙ Open the bleed valve, let the air escape and then close
the bleed valve. Repeat this operation several times until
there is no more air in the circuit.
∙ Close the kit tap.
∙ Reposition the three way valve to the initial position (3) as
shown in B.
5.2

Purging the appliance

1
2
Key
1 Purgeur d'air
2 Drain plug
∙ 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.
Make sure the heating circuit is properly
•
purged air.
0020166663_00 - 05/13 - Vaillant
5.3

Installing the casing

1
B
Key
1 Front casing
2 Front façade attachment screw
∙ Replace the front cover of the appliance complying with
the order of operations (A) and (B).
5.4

Handing over the product to the user

After completing the installation:
∙ Answer any questions the user may have.
∙ Draw special attention to the safety instructions which the
user must follow.
START-UP
A
2
EN
31