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As a factory settings, anti-legionella function is already activated. At this time, legionella
function performs for the time via the parameter 1646 and with the temperature defined via the
parameter 1645.
If the function can not perform (not reached to the anti-
have the error 127.
If your tank has enough circulation, you can deactivate the anti-legionella function. Otherwise,
the function performs on the defined time with a defined temperature. This can be done by the
parameter 1640. Otherwise, the DHW storage tank temperature will be raised to a high level set
point in a predefined time periodically. For circuits with seldom operation, it is advised for the
anti-legionella function to be used for human health.
Rev: RINNAI Service manual (English)
Date:14/05/2019
86
.
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