*****INTERNAL*****30 R_D proof- 26.10.2022 / 09:15:46- VaillantGroup\DOC-agt\Brand\VIH_QW_190_6\ENG\OI-II_GB_0020291525
4
Operating instructions 0020291525_04
1
Safety
1.1
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.
Intended use includes the following:
–
observance of the operating instructions
included for the product and any other
installation components
–
compliance with all inspection and main-
tenance conditions listed in the instruc-
tions.
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
This product can be used by children aged
from 8 years and above and persons with
reduced physical, sensory or mental capabil-
ities or lack of experience and knowledge if
they have been given supervision or instruc-
tion concerning use of the product in a safe
way and understand the hazards involved.
Children must not play with the product.
Cleaning and user maintenance work must
not be carried out by children unless they are
supervised.
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.
1.2
General safety information
1.2.1 Danger caused by improper
operation
Improper operation may present a danger to
you and others, and cause material damage.
▶
Carefully read the enclosed instructions
and all other applicable documents, par-
ticularly the "Safety" section and the warn-
ings.
▶
Only carry out the activities for which in-
structions are provided in these operating
instructions.
1.2.2 Risk of death due to changes to the
product or the product environment
▶
Never remove, bridge or block the safety
devices.
▶
Do not tamper with any of the safety
devices.
▶
Do not damage or remove any tamper-
proof seals on components.
▶
Do not make any changes:
–
The product itself
–
The water and electricity supply lines
–
to the expansion relief valve
–
to the drain pipework
–
to constructional conditions that may
affect the operational reliability of the
product
1.2.3 Risk of injury and material damage
due to maintenance and repairs
carried out incorrectly or not carried
out at all
▶
Never attempt to carry out maintenance
work or repairs on your product yourself.
▶
Faults and damage should be immediately
eliminated by a competent person.
▶
Adhere to the maintenance intervals spe-
cified.
1.2.4 Risk of material damage caused by
frost
▶
Ensure that the heating installation always
remains in operation during freezing con-
ditions and that all rooms are sufficiently
heated.
▶
If you cannot ensure the operation, have a
competent person drain the heating install-
ation.
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