1
Special information
– Observe all applicable national and regional
regulations and instructions during installa-
tion.
– The appliance may be used by children over
8 years of age and persons with reduced
physical, sensory or mental capabilities or a
lack of experience and expertise, provided
that they are supervised or they have been
instructed on how to use the appliance
safely and have understood the potential
risks. Children must never play with the ap-
pliance. Cleaning and user maintenance
must not be carried out by children without
supervision.
– To prevent injury and damage, only con-
tractors authorised by the manufacturer
may replace the power cable. Use an ori-
ginal spare part.
2
General information
u Read these instructions carefully before using the
appliance and retain them for future reference.
2.1
Symbols in this document
Symbol
Meaning
This symbol indicates possible property damage,
equipment damage, consequential damage or envir-
onmental damage.
General information is indicated by the adjacent
symbol.
This symbol indicates that you have to do something.
This symbol indicates that you must fulfil certain
prerequisites before you perform the following
steps.
This symbol indicates a result or intermediate result.
These symbols show you the software menu level (in
this example level 3).
This symbol indicates a reference to the correspond-
ing page number (page 11 in this example).
2.2
Symbols on the appliance
Symbol
Meaning
Outdoor air
Exhaust air
Extract air
Supply air
www.stiebel-eltron.com
2.3
Units of measurement
All measurements are given in mm unless stated otherwise.
2.4
Test mark
See type plate on the appliance.
2.5
Standardised output data
Information on determining and interpreting the specified
standardised output data.
EN 13141-7
The output data specifically mentioned in text, diagrams and
technical datasheets has been calculated according to the test
conditions of the standard shown in the heading of this section.
Generally, the test conditions stated above will not fully match
the conditions found at the installation site of the system user.
Depending on the chosen test method and the extent to which
this method differs from the test conditions defined in the first
paragraph of this section, any deviations can be considerable.
Additional factors that have an influence on the test values are
the measuring equipment, the system configuration, the age of
the system and the flow rates.
Confirmation of the specified output data can only be obtained if
the test conducted for this purpose is also performed in accord-
ance with the test conditions defined in the first paragraph of
this section.
2.6
Target groups
Operator
Person without specialist expert knowledge
Qualified heating contractor
Person with specialist expert knowledge in the following areas:
heating technology, heating media, building services and engin-
eering, ventilation and air conditioning technology, measuring
technology, heat pump technology, environmental technology,
occupational safety and fire safety
Qualified electrical contractor
Person with specialist expert knowledge in the following areas:
electrical engineering, measuring technology, occupational
safety and fire safety
Apprentice
Apprentices may only carry out the assigned tasks under profes-
sional supervision and instruction.
Professional qualification
Subject to local regulations, a training course, a higher educa-
tion qualification or further development training will be re-
quired.
Gender-sensitive documentation
We endeavour to follow language changes and use gender-
aware linguistic form without compromising fluency. We aim to
recognise, include and speak to all genders in our documenta-
tion.
3
Safety
3.1
Structure of the warning notices
3.1.1 Section-specific warning notices
Section-specific warning notices apply to all steps in the section.
LWZ-W 450/600 Premium |
Special information
37