Temperature Override; Using The Special Functions; Holiday Function - Honeywell CM921 User Manual

•

Temperature Override

During normal operation (AUTO mode) the programmed temperature can be
adjusted manually by pressing the
will be displayed and lash for 5 seconds – during this time the
can be used to modify the set value.
Note: This temperature override is cancelled at the next programmed
temperature change.

Using the Special Functions

•

HOLIDAY Function

The holiday function allows you to set a constant temperature (default = 10°C)
for a speciied number of days (from 1 - 99 days). This lets you save energy and
related costs when you are away from home, but resumes normal operation on
the day of your return.
To set the Holiday function:
a. Move the slider switch to the AUTO or MAN position.
b. Press the
setting, along with the holiday indicator
c. The day after the current day will be selected and 'RETURN DATE OK?' will be
displayed. Press the
Note: (The day and date will update according to the number of days
selected).
d. Press the green
e. 'CHANGES SAVED' will be displayed for a moment followed by 'TEMP OK?'.
Press the
f. Press the green
be displayed on the screen until the return date is reached or the holiday
mode is cancelled.
The thermostat will now control to the new temperature for the set number of days
that your home is vacant. At midnight the holiday counter will be reduced by one until
the selected number of days have passed. The thermostat will then return to normal
operation as set by the slider switch position (AUTO or MAN position). To cancel the
HOLIDAY setting or to exit the function at any time press the
or move the slider switch to a different position.
button to display the holiday days counter and temperature
or time buttons to set the holiday time (1 – 99 days).
button to conirm the setting.
or buttons to set the holiday temperature (5°C - 35°C)
button to conirm the setting. 'HOLIDAY MODE' will now
or buttons. The 'target' temperature
.
button a second time
or buttons