Dt92E Energy Saving Eco Feature; Entering Eco Mode And Setting The Energy Saving Time Period; What Happens In Eco Mode - Honeywell Y9420H Sundial RF2 Pack 2 User Manual

DT92E ENERGY SAVING ECO FEATURE

The ECO button allows you to change to a lower, energy saving set temperature for
a period of your choice, from 1 to 24 hours. This temperature is pre-set in the DT92E
Installer Mode, but you can adjust this to any temperature you want when ECO mode
has been activated. The default ECO temperature is 18°C.
At the end of the time period, the thermostat will return to its original set
temperature.
Entering ECO Mode and Setting
the Energy Saving Time Period
Press the green ECO button to enter ECO
mode. The word ECO will appear on the
display and the thermostat will allow you to
set the number of hours you want to be at
the new set temperature.
Use the and
up to a maximum of 24 hours.
Please note – ECO mode is not accessible
in Holiday mode or if Service shutdown
has occurred.

What Happens in ECO Mode?

In ECO mode, the display will show a
countdown of the remaining time (hours
and minutes) in ECO mode, identified by
the hourglass symbol. The display will
alternate every 5 seconds to show the
current room temperature.
When in ECO mode, pressing the
buttons will adjust the set temperature for
the remainder of the ECO time period.
22
buttons to set the hours,
or
1,2,3,4....,24hr
5 s
5 s
5 s