Checking and maintenance, General instructions, Safety valve or safety unit – DE DIETRICH BSL 200...400 - BESL 200...400 User Manual
Page 18: Cleaning the casing material, Checking the magnesium anode, 5 checking and maintenance, 1 general instructions, 2 safety valve or safety unit, 3 cleaning the casing material, 4 checking the magnesium anode
5 Checking and maintenance
5.1
General instructions
CAUTION
4
Maintenance operations must be done by a qualified
engineer.
4
Only original spare parts must be used.
5.2
Safety valve or safety unit
The safety valve or unit on the domestic cold water inlet must be
operated at least once a month to ensure proper operating and to
prevent from any overpressure which may that may damage the
domestic hot water calorifier.
WARNING
Failure to abide by this maintenance rule may damage the
domestic hot water calorifier and void its warranty.
5.3
Cleaning the casing material
Clean the outside of appliances using a damp cloth and a mild
detergent.
5.4
Checking the magnesium anode
The magnesium anode must be checked at least every 2 years. After
the first check, determine the frequency of future checks on the basis
of anode wear.
5. Checking and maintenance
BSL 150...400 BESL 200...400
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14/10/2013 - 300028413-001-02