Safety; Symbols Used; Qualifi Cations; General Safety Advices - Vaillant VWZ MPS 40 Instrucciones De Instalación

1

Safety

1.1

Symbols used

The warning notes are classifi ed in accordance with the
severity of the possible danger using the following warning
signs and signal words.
Warning
Explanation
symbol
a
Danger!
Immediate danger to life or risk of severe
personal injury.
a
Warning!
Risk of minor personal injury.
b
Caution!
Risk of material or environmental damage.
1.2 Qualifi cations
Any work carried out must be by suitably qualifi ed
personnel.
∙ Incorrect installation can cause damage to the unit, to the
site or injury to others.
1.3

General safety advices

1.3.1 Danger to life due to missing or not
properly working safety devices
Missing safety devices can cause life-threatening scalding
and other injuries, for example by burst pipes.
The information contained in this document do not show all
schemes required for a professional installation of safety
devices.
∙ Install the necessary safety devices in the system.
∙ Inform the user about the function and location of safety
devices.
∙ Observe the relevant national and international laws,
standards and guidelines.
1.3.2 Risk of material damage by additives in
the heating water
Frost and corrosion protection agents can cause changes
to seals, noise during heating mode and may lead to other
consequential damage.
∙ Do not use any unsuitable frost or corrosion protection
agents.
0020153953_02 - 07/13 - Vaillant
1.3.3 Risk of material damage caused by
unsuitable tools
The use of unsuitable tools or improper use thereof may
cause damage, such as gas or water leaks.
∙ When tightening or loosening threaded connections,
always use suitable opened spanners, but do not use
pipe wrenches, extensions, etc.
1.3.4 Risk of structural damages by escaping
water
Incorrect installation can cause leakages.
∙ Make sure there are no stresses in the hydraulic lines.
∙ Correctly position the seals.
1.4

Intended use

The product is a state-of-the-art product which has
been constructed in accordance with recognised safety
regulations. Nevertheless, there is still 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 can be used by children over eight years old
and also by persons with limited physical, sensory or mental
capabilities or insuffi cient experience and/or knowledge if
they are supervised or have been provided with instructions
on how to safely use the product, and they understand
the risks resulting from using the product. Children must
not play with the product. Cleaning and user maintenance
work must not be carried out by children unless they are
supervised.
The device is intended for use as buffer decoupling or buffer
tank.
Intended use includes the following:
- observing the included operating, installation and
maintenance instructions for this product and any other
parts and components of the system
- installing and fi tting the product in accordance with the
product and system approval
- complying with all of the inspection and maintenance
conditions listed in the instructions.
The appliance should be installed in a place where it will
not be exposed to damp or water splashes. Comply with the
electrical protection index (IP) shown in the technical data.
Any other use than the use described in the instructions
at hand or any use extending the described use is not
intended.
Any direct commercial or industrial use is also deemed to be
improper.
1.5

Rules and regulations

- PrEN12897 Water supply. Specifi cation for indirectly
heated unvented (closed) storage water heaters
SAFETY
EN
15