Operating instructions

26
System details/functions
Reverse cooling function
Only set in systems with flat collector panels.
Select FNĂ=Ă2 at the setting level.
The solar circuit pump remains
switched ON when the set maximum
cylinder temperatureĂ"SX" has been
reached, to prevent overheating the
collector. In this case, the cylinder
temperature may continue to rise,
but no higher than 90ĂºC (cylinder
safety shutdown).
In the evening, the pump continues
to run, until the cylinder has cooled
down to the maximum cylinder
temperature "SX" via the collector
and pipework.
When this function is active, the
display will show
Please observe the safety
instructions on pageĂ4.
5862Ă490ĂGB