11
5. Use a chemical cleaning agent to
remove hard deposits that cannot be
removed with a high pressure
cleaner.
!
Please note
Cleaning agents containing
hydrochloric acid attack the
material of the DHW cylinder.
Never use such cleaning
agents.
Danger
Cleaning agent residues can
result in poisoning.
Always observe the informa-
tion provided by the cleaning
agent manufacturer.
6. Fully drain any cleaning agent.
7. Flush the DHW cylinder thoroughly
after cleaning.
Commissioning, inspection, maintenance
Further details regarding the individual steps
(cont.)
5773 800 GB
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