Explanation Of Symbols; General Safety Instructions - Bosch MS 200 Installationsanleitung

1 Explanation of symbols and safety instructions
1.1

Explanation of symbols

Warnings
In warnings, signal words at the beginning of a warning are used to
indicate the type and seriousness of the ensuing risk if measures for
minimising danger are not taken.
The following signal words are defined and can be used in this document:
DANGER:
DANGER indicates that severe or life-threatening personal injury will
occur.
WARNING:
WARNING indicates that severe to life-threatening personal injury may
occur.
CAUTION:
CAUTION indicates that minor to medium personal injury may occur.
NOTICE:
NOTICE indicates that material damage may occur.
Important information
The info symbol indicates important information where there is no risk to
people or property.
Additional symbols
Symbol Meaning
▶ a step in an action sequence

a reference to a related part in the document
• a list entry
– a list entry (second level)
Table 1
1.2

General safety instructions

H Notices for the target group
These installation instructions are intended for gas,
plumbing, heating and electrical contractors. All
instructions must be observed. Failure to comply with
instructions may result in material damage and
personal injury, including danger to life.
▶ Read the installation instructions (heat source,
heating controller, etc.) before installation.
▶ Observe the safety instructions and warnings.
▶ Observe national and regional regulations,
technical rules and guidelines.
▶ Document all work carried out.
MS 200 – 6720879925 (2017/11)
Explanation of symbols and safety instructions
H Determined use
▶ Use the product only to control heating systems.
Any other use is considered inappropriate. We take no
responsibility for damage caused through incorrect
use.
H Installation, commissioning and maintenance
Installation, commissioning and maintenance must
only be carried out by a competent person.
▶ Never install the product in wet rooms.
▶ Only use genuine spare parts.
H Electrical work
Electrical work must only be carried out by a qualified
electrician.
▶ Before starting electrical work:
– Isolate all poles of the mains power supply and
secure against reconnection.
– Make sure the mains voltage is disconnected.
▶ The product requires different voltages.
Do not connect the extra-low voltage side to the
mains voltage or vice versa.
▶ Also observe the connection diagrams of other
system components.
H Handover to the user
When handing over, instruct the user how to operate
the heating system and inform the user about its
operating conditions.
▶ Explain how to operate the heating system and draw
the user's attention to any safety relevant action
▶ Explain that conversions and repairs must only be
carried out by a competent person.
▶ Point out the need for inspections and maintenance
for safe and environmentally-compatible operation.
▶ Leave the installation instructions and the
operating instructions with the user for
safekeeping.
H Damage caused by frost
The solar system can freeze if it is switched off:
▶ Observe the notices regarding frost protection.
▶ Due to the additional functions, e.g. DHW heating or
pump anti-seizure protection, the system should
always be left on.
▶ Have faults rectified immediately.
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