Vaillant aroTHERM Series, Operating Instructions Manual

Page: 52 / 212

1 Safety
50
Installation and maintenance instructions aroTHERM 0020257297_02
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.
The product is the outdoor unit of an air-to-
water heat pump with split construction.
The product uses the outdoor air as a heat
source and can be used to heat a residential
building and for domestic hot water genera-
tion.
The product is only intended for outdoor in-
stallation.
The product is intended exclusively for do-
mestic use.
The intended use only allows for these
product combinations:
Outdoor unit Indoor unit
VWL ..5/5 AS ... VWL ..8/5 IS ...
VWL ..7/5 IS ...
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
–
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 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.
1.3.2 Risk of death due to lack of safety
devices
The basic diagrams included in this docu-
ment do not show all safety devices required
for correct installation.
▶
Install the necessary safety devices in the
installation.
▶
Observe the applicable national and inter-
national laws, standards and directives.
1.3.3 Risk of injury from freezing caused
by touching refrigerant
The product is delivered with an operational
filling of R410A refrigerant. Escaping refri-
gerant may cause freezing if the exit point is
touched.