Safety; Action-Related Warnings; Intended Use; General Safety Information - Vaillant VWL Series Operating Instructions Manual

1 Safety

1 Safety
1.1

Action-related warnings

Classification of action-related warnings
The action-related warnings are classified in
accordance with the severity of the possible
danger using the following warning signs and
signal words:
Warning symbols and signal words
Danger!
Imminent danger to life or risk of
severe personal injury
Danger!
Risk of death from electric shock
Warning.
Risk of minor personal injury
Caution.
Risk of material or environmental
damage
1.2

Intended use

There is a risk of injury or death to the user or
others, or of damage to the product and other
property in the event of improper use or use
for which it is not intended.
This product is a system component for con-
trolling the heating circuits and domestic hot
water generation in conjunction with a heat
pump using a system control.
The product is intended exclusively for do-
mestic use.
The intended use only allows for these
product combinations:
Outdoor unit Indoor unit
VWL ..5/6 A .. VIH QW 190/6...
VWZ MEH 97/6
Intended use includes the following:
– observance of accompanying operating,
installation and maintenance instructions
for the product and any other system com-
ponents
– installing and setting up the product in ac-
cordance with the product and system ap-
proval
20
– compliance with all inspection and main-
tenance conditions listed in the instruc-
tions.
Intended use also covers installation in ac-
cordance with the IP code.
Any other use that is not specified in these
instructions, or use beyond that specified in
this document, shall be considered improper
use. Any direct commercial or industrial use
is also deemed to be improper.
Caution.
Improper use of any kind is prohibited.
1.3

General safety information

1.3.1 Risk caused by inadequate
qualifications
The following work must only be carried out
by competent persons who are sufficiently
qualified to do so:
– Set-up
– Dismantling
– Installation
– Start-up
– Inspection and maintenance
– Repair
– Decommissioning
▶ Proceed in accordance with current tech-
nology.
1.3.2 Risk of death from electric shock
There is a risk of death from electric shock if
you touch live components.
Before commencing work on the product:
▶ Disconnect the product from the power
supply by switching off all power supplies
at all poles (electrical partition with a con-
tact gap of at least 3 mm, e.g. fuse or cir-
cuit breaker).
▶ Secure against being switched back on
again.
▶ Wait for at least 3 minutes until the capa-
citors have discharged.
▶ Check that there is no voltage.
Installation and maintenance instructions Hydraulic Station 0020291544_01