Notes On The Documentation; Observe Other Applicable Documents; Storing Documents; Validity Of The Instructions - Vaillant VWZ MEH 61 Installation Instructions And Instructions For Use

NOTES ON THE DOCUMENTATION

2 Notes on the documentation
2.1

Observe other applicable documents

► Observe absolutely all operating and installation
instructions enclosed with the product, for the various
parts and components of the system.
2.2

Storing documents

► Pass these instructions and all other applicable
documents to the system user.
The system user should retain these instructions so that
they are available when required.
2.3

Validity of the instructions

These instructions apply exclusively to:
Product Type designation
Electric back up
heater
3

Description of the product

3.1

Product structure

3.1.1 Hydraulic station
1
3
8
2
B C D
A
1 Expansion tank
2 Safety valve
6
Article number
6 kW 0020143590
4 5 6
7
G
E F
3 Pressure sensor
4 Temperature sensor
5 Electric heater
6 Air bleed
7 Drain tap
8 Three-way valve
A Installation heating
circuit inlet
B Installation heating
circuit outlet
3.2

Type designation and serial number

Data plate location:
1 Data plate
The type designation and the serial number are shown on
the data plate.
Installation instructions and instructions for use VWZ MEH 61 0020166663_03
C Safety valve drain
D Domestic hot water
circuit outlet to the tank
E Tank domestic hot water
circuit inlet
F Glycol water circuit inlet
from heat pump
G Glycol water circuit outlet
to heat pump
1