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20.0
SSOOMMMMEERR
Summer switch-off
Setting range: OFF, 10.0 to 30,0 °C
Factory preset: 20.0 °C
SSYYSSTT..
°C
Note: The active summer switch-off appears on the standard
display with a sunshade symbol.
Application: All objects which do not require a heating ope-
ration during summertime
This parameter specifies the heating delimiting value regarding
the average resp. current outdoor temperature and puts the
heating plant automatically out of service as soon as the out-
door temperature exceeds the set heating delimiting value.
During summer switch-off the pump of the heating circuit is
activated each day for approx. 10 seconds to protect it against
corrosion.
With setting OFF the summer switch-off is not effective.
Hot water preparation is not affected by summer switch-off.
Summer switch-off activated
jjEESSEETT
Reset: Press rotary-push button for approx. 5 sec. while
indication SET is flashing, until standard display
appears.
SSYYSSTT..
Parameter-reset
This function resets all individually entered values in the pro-
gramming level to factory preset.
Exception: Time-date, operating times
SET
jjEESSEETT
SSYYSSTT..
next parameter
Important: Reset may only be executed if all individually
entered values shall be replaced by the factory
preset values!
!
6633..55
1166::3322
MMOO.. 2222.. AAUUGG..;;0055
°C
À
