Function / mode operational table
Mode /
Function
Open window
detection
Floor comfort
override
Eco Function
NA = Not available
8.
Troubleshooting
If the floor sensor is disconnected or short-circuited, the heating will switch off. The sensor shall
be checked against the resistance table.
Error
Cause
code
E0
Internal fault
E1
Built-in sensor (Room) is defec-
tive or short-circuited
E2
Floor sensor is disconnected,
defective or short-circuited
E3
Internal overheating
Only an electrician with the appropriate qualifications may replace the thermostat and
carry out maintenance work.
9.
Warranty
The warranty period for Ensto ECO thermostats is 2 years from the date of purchase but no
longer than 3 years from the date of manufacture.
Warranty conditions, see
10.
Disposal
Do not dispose of electrical and electronic devices including their accessories with
the household waste.
•
The product's cardboard packing is suitable for recycling.
•
When a heating system is at the end of the life cycle the cables, conduits and electronic
components must be disposed of properly according to local recycling guidelines.
Scheduled
Manual
operation
Yes
Yes
Home screen:
Eco button is
shown instead
of manual
button
https://www.legrand.fi/en/standard-guarantee-and-liability-terms
RAK110 / 2024-08-27
Com-
Boost
fort
Yes
NA
Yes
Yes
NA
Yes
NA
NA
NA
Corrective action
Replace the thermostat
Replace the thermostat or use the floor
sensor only
Reconnect the sensor if disconnected, or
replace the sensor
Inspect the installation
Frost
Holi-
Protec-
day
tion
NA
NA
NA
NA
NA
NA
15 / 48
ECO
NA
NA
NA