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Explanation of symbols and safety indications
1.1
Explanation of symbols
Warning symbols
Safety instructions in this document are
framed and identified by a warning triangle
which is printed on a grey background.
Electrical hazards are identified by a
lightning symbol surrounded by a warning
triangle.
Signal words indicate the seriousness of the hazard in
terms of the consequences of not following the safety
instructions.
• NOTICE indicates possible damage to property or
equipment, but where there is no risk of injury.
• CAUTION indicates possible injury.
• WARNING indicates possible severe injury.
• DANGER indicates possible risk to life.
Important information
Notes contain important information in
cases where there is no risk of personal
injury or material losses and are identified
by the symbol shown on the left. They are
bordered by horizontal lines above and
below the text.
Additional symbols
Symbol
Meaning
a step in an action sequence
B
a reference to a related part in the
document or to other related documents
a list entry
•
a list entry (second level)
–
Tab. 1
6 720 608 087 (2011/01)
Explanation of symbols and safety indications
1.2
Safety indications
B Installation and maintenance can be carried out only
by an authorized installer.
B In order for the solar kit to work perfectly and safely,
periodic maintenance needs to be carried out.
B The device needs to undergo annual maintenance. In
areas where water is very aggressive, semi-annual
maintenance shall be required.
B Use of this kit is not recommended if the water supply
pressure is lower than 1,4 bar.
B The minimum flow rate for achieving temperature
stability is 4 l/min. It is recommended that the water
flow rate be suited to the appliance in question.
B Thermostatic valves must not be adjusted to
temperatures over 50°C.
The recommended water supply pressure is
2,5 bar.
B To interconnect with HDG devices, use a suitable
microswitch kit (7 709 003 637).
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