Disabling / Enabling Time Periods - Honeywell CM921 User Manual

Disabling / Enabling Time Periods

The thermostat has 6 periods that can be programmed, but you may not need all of
these switch points for your heating requirements. Therefore, any period from 2 to 6
can be disabled or enabled as follows:
To disable time periods:
Go to the desired period (
position, then using the
period is highlighted with the lashing square symbol. Press and hold the
button for at least 2 seconds and the display will indicate the period has been
removed from the program.
To enable time periods:
Navigate to the disabled period by moving the slider switch to the PROG
position, then using the
displayed. Press and hold the
be displayed for a moment before returning to normal programming mode.
to ) by moving the slider switch to the PROG
and buttons to navigate, ensuring the correct
and buttons. Once selected 'DISABLED' will be
button for at least 2 seconds and 'ENABLED' will