Silvercrest Classic Model L - Page 37

41 GB
Error
code in
the
display
Problem Rectifica-
tion
F1 Valve drive
is stiff to
move
Check the in-
stallation and
heating valve
F2 Actuating
range too
large
Check the
fastening of
the radiator
control unit.
F3 Actuating
range too
small
Check the
heating valve
Note: The programmable radiator control
unit performs a decalcifying run once a week
on Saturday at 12:00 to protect against
calcification of the valve. During this „CAL“
appears in the display.
91033_silv_Heizkoerperthermostat_Content_DK.indd 41 09.07.13 11:07