Notes On The Documentation 1; Storage Of The Documents; Symbols Used; Applicability Of The Manual - Vaillant VRC 430f Operating And Installation Manual

1 Notes on the documentation
The following notes are intended to help you throughout
the entire documentation. Further documents apply in
combination with this operating manual.
We accept no liability for any damage caused by failure
to observe these instructions.
Other applicable documents
When operating the VRC 430f always observe all oper-
ating instructions for components and accessories.
These operating instructions are included with the vari-
ous system components and the additional components.
– Installation instructions for the Vaillant controller
VRC 430f (Part 2 of this document; for the heating
engineer)
– The operating and installation instructions for your
heating system
– All instructions for the accessories
Glossary
An explanation of technical terms and important func-
tions is provided in alphabetical order in the appendix at
the end of this document.
1.1

Storage of the documents

Please store this operating manual and all related docu-
ments in such a way that they are available whenever
required.
1.2

Symbols used

Please observe the safety instructions in this manual for
the operation of the device.
e Danger!
Immediate risk of serious injury or death!
d Danger!
Danger of death by electric shock!
H Caution!
Danger of burning and scalding!
a Caution!
Potentially dangerous situation for the product
and environment!
Note!
h
Useful information and notices.
Symbol indicating a required action
Operating instructions VRC 430f 0020042470_01

Notes on the documentation 1

1.3

Applicability of the manual

These operating instructions apply exclusively for equip-
ment with the following part numbers:
0020028521, 0020028522, 0020028523,
0020028524, 0020028525, 0020028526
The part number of your unit can be obtained from your
heating engineer.
1.4

CE label

The CE label indicates compliance of the VRC 430f con-
troller with the fundamental requirements of the rele-
vant directives.
2 Safety
The VRC 430f may only be installed by an approved
heating engineer. This person is also responsible for the
proper installation and initial start-up.
H Caution!
Risk of being scalded by hot water! When the
target temperature is above 60 °C, there is a
risk of scalding at the hot water taps. Young
children and elderly persons are particularly at
risk, even at lower temperatures.
Risk to persons should be excluded through the
selection of an appropriate target temperature
(see Section 4.7.4).
Caution!
Risk of being scalded by hot water!If your heat-
ing engineer has activated the anti-legionella
option for the hot water cylinder, the tempera-
ture of the hot water at the draw-off points
may exceed 60 °C at specific times.
Find out from your heating engineer whether
the legionella protection has been activated and
if so, on what day and at what time.

Safety 2

5