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DEVIreg™ Smart
Installation Guide
16
Frost protec-
tion
Touch and hold
Control (1) for
1 sec.
Deactivate frost protec-
tion
Safety lock
Touch and hold
Up (2) + Down (3)
for 3 sec.
Activate/Deactivate
safety lock
Factory restore
Touch and hold
Control (1) + Up
(2) for 5 sec.
After that touch
Control (1) again
to confirm
Activates factory restore
state
Away mode
Touch and hold
Control (1) for 1
sec. to deactivate
Away mode
Activate/Deactivate
Away/Vacation mode
Error codes
When the error occurs and is resolved, the thermostat, in
some cases, will require a restart to start heating again.