In connection with the built-in Timer ,
the thermostat can be programmed to
lower the temperature (LO), e.g. during
the night.
The range is 0ºC to –15ºC.
T u
rn to choose economy set-back
level, and press ...
(Choose –5ºC if the temperature must
be lowered 5 degr
ees).
If normal room heating is installed we
recommend not to lower the tempera-
ture at night with mor
e than approx.
–5ºC.
19
Summary of Contents for EFIT 540
Page 17: ...17...
Page 18: ...18...
Page 19: ...19...
Page 20: ...20...
Page 21: ...21...
Page 22: ...Connection diagram Network connection Thermostat EFIT 550 ONLY 27...
Page 39: ...DO NOT over tighten 10...
Page 45: ...Remove the frame from the thermostat Frame 4...
Page 46: ...Remove the two screws one in each side and gently pull off the display module Screws 3...