6
Daily operation
Thermostat EFIT 540/550 has two temperature settings:
Constant temperature with the timer off.
Can be used e.g. as ‘Party Mode’ or for 
constantly lowering the temperature when 
going on holiday. This is indicated by a 
continuous clock ring ...
Timer setting with automatic switching 
between economy and comfort tem-
perature.
Clock and timer must be set !
Is indicated by the timer symbol 
and the clock ring showing the timer 
programme ...
(Display will indicate same temperature during both com-
fort and economy periods. But temperature will, during 
economy periods, be lowered according to the set-back 
level.)