Honeywell CHRONOTHERM T8624C User Manual

Page 20

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20

day and Sunday settings are
canceled separately.

Press and hold the desired pe-
riod key until the time and temperature clear from the
display (about three seconds).

Press and release to return to

T8624C,D

OPERATING THE THERMOSTAT

SLEEP

NOTE: Moving the system switch also can-

cels hold.

CANCELING THE PROGRAM
SETTINGS

The thermostat requires time and tempera-
ture settings in the WAKE period, but any of
the others can be canceled. Weekday, Satur-

LEAVE

RETURN

MON TUE WED THU FRI

ON HEAT

LEAVE

M5052

RUN

PROGRAM

MON

RETURN

PM

M5053

normal operation.

CHECKING THE PROGRAM TIMES
AND TEMPERATURES

SLEEP

WAKE

Check all the stored settings without affecting the per-
manent program.

Press and release the desired
period key. The start time and
temperature setting will appear on the display.

Press and release to display
the next daily time and tem-
perature for that period.

Press and release to return to

MON TUE WED THU FRI

ON HEAT

SLEEP

PM

SET
PT

M5054

LEAVE

RETURN

SAT

ON HEAT

SLEEP

PM

SET
PT

M5055

DAY

MON

M5056

RETURN

PM

RUN

PROGRAM

Press and release. The dis-
play will show the current
temperature setting for sev-
eral seconds, then revert to the room temperature.

To check the heating and cooling settings with the sys-
tem switch at the AUTO position, press and hold down
to alternate between the heating and cooling settings.

During recovery from energy savings, the setting dis-
played will not match the programmed setting. This is
because the thermostat gradually changes the tempera-
ture setting during recovery to provide most efficient use
of the heating or cooling equipment.

normal operation.

CHECKING THE CURRENT
TEMPERATURE SETTING

Press a single key to compare current room
temperature to the current temperature set-
ting at any time.

PRESENT

SETTING

ON HEAT

SET
PT

M5057

PRESENT

SETTING

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