Buderus Logano plus GB312 Installation And Maintenance Instructions Manual page 5

Risk of scalding
B Prior to inspection and maintenance, let the heating
system cool down. Temperatures in excess of 60 °C
can be generated inside the heating system.
Siting, conversion:
Caution: System damage
B In case of open flue operation, never close or restrict
ventilation apertures in doors, windows and walls. If
draught-proof windows are fitted, ensure there is an
adequate supply of combustion air.
B The boiler must not be operated, unless you
immediately remedy the fault.
B Use the DHW cylinder exclusively for heating hot
water.
B Never close safety valves
When DHW is being heated water can be expelled by
the DHW cylinder safety valve.
B Never modify any parts in contact with flue gas.
Working on the boiler
B Only authorised contractors must carry out installation,
commissioning and possible repair work. For this,
observe all relevant regulations (
page 13).
Instructing the customer
B Explain to the customer how the boiler works and how
to operate it.
B The user is responsible for the safety and
environmental compliance of the heating system.
B Inform the customer that they must not carry out any
modifications or repairs.
B Maintenance and repairs may only be carried out by an
authorised contractor.
B Use only original spare parts.
B Only use alternative combinations, accessories and
wearing parts if these are designed for this application.
Logano plus GB312 - Subject to technical modifications.
Chapter 3,
Key to symbols and safety instructions
1
5