Viessmann Vitosolic 200 Installation And Service Instructions Manual page 81

Collector cooling functions
Return cooling function
º
º
Please note:
In every case, ensure the fail-safe
nature of the solar heating system
through correct sizing of the
diaphragm expansion vessel, even if
the collector temperature rises after
all limit temperatures have been
reached.
In the event of stagnation or if the
collector temperature continues to
rise, the solar circuit pump will be
disabled or switched OFF (collector
emergency stop T
thermal overloading of connected
components.
Please note:
In every case, ensure the fail-safe
nature of the solar heating system
through correct sizing of the
diaphragm expansion vessel, even if
the collector temperature rises after
all limit temperatures have been
reached.
In the event of stagnation or if the
collector temperature continues to
rise, the solar circuit pump will be
disabled or switched OFF (collector
emergency stop T
thermal overloading of connected
components.
), to prevent
colem
), to prevent
colem
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