Buderus 7735500817, Installation And Maintenance Instructions Manual

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1 Key to symbols and safety instructions
PW/P/PR/PNR/PNRZ... – 6 720 817 509 (2017/05) 35
1 Key to symbols and safety instructions
1.1 Key to symbols
Warnings
The following keywords are defined and can be used in this document:
•
NOTICE indicates that material damage may occur.
• CAUTION indicates that minor to medium personal injury may occur.
• WARNING indicates that serious or life-threatening personal injury
may occur.
• DANGER indicates that severe to life-threatening personal injury will
occur.
Important information
Additional symbols
1.2 Safety instructions
General
These installation and maintenance instructions are intended for
contractors.
Failure to observe the safety instructions can result in serious injuries.
▶ Read and follow the safety instructions.
▶ Install and commission cylinders and their accessories according to
the relevant installation instructions.
Transport and installation
▶ At least two persons are required for transportation and installation!
Siting and conversion
▶ Fire hazard! Soldering and welding can lead to a risk of fire as the
thermal insulation is combustible. The buffer cylinder must only be
installed or converted by an authorised contractor.
▶ Never use open expansion vessels.
▶
Never close the pressure relief valve!
Function
▶ Observe these installation and maintenance instructions to ensure
trouble-free operation.
▶ Risk of scalding! When the buffer cylinder is in operation,
temperatures over 60 °C can occur.
Service work
▶ Recommendation to customers: Arrange a maintenance and
inspection contract with an approved contractor.
▶ Only use genuine spare parts.
Instructing the customer
▶ Instruct the user in how to operate the buffer cylinder and draw their
attention to safety-related points.
▶ Hand over the installation and maintenance instructions to the user
for safekeeping near the heating system.
Warnings in the text are indicated by a warning triangle.
In addition, signal words are used to indicate the type and
seriousness of the ensuing risk if measures for minimising
the danger are not taken.
This symbol indicates important information where there is
no risk to people or property.
Symbol Explanation
▶ Step in an action sequence

Cross-reference to another part of the document
• List entry
– List entry (second level)
Table 1