T8624c,d programming the thermostat – Honeywell CHRONOTHERM T8624C User Manual
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temperature disappear from
the display.
Press and release. The display
shows LEAVE, but no time
or temperature.
Press and hold until the dis-
play shows the desired starting time.
is 75
°
F, the maximum heating setting is
72
°
F.
Program the LEAVE time and tempera-
ture, if desired.
NOTE: The LEAVE, RETURN or SLEEP
program may be canceled by holding
down the period key until the time and
LEAVE
T8624C,D
PROGRAMMING THE THERMOSTAT
BACK
AHEAD
WARMER
COOLER
MON TUE WED THU FRI
ON HEAT
LEAVE
SET
PT
M5021
MON TUE WED THU FRI
ON HEAT
LEAVE
AM
SET
PT
M5022
MON TUE WED THU FRI
ON HEAT
LEAVE
AM
SET
PT
M5023
MON TUE WED THU FRI
ON HEAT
RETURN
SET
PT
M5024
MON TUE WED THU FRI
ON HEAT
RETURN
PM
SET
PT
M5025
BACK
AHEAD
Press and release. The display
shows RETURN, but no time
or temperature.
Press and hold until the dis-
play shows the desired start-
ing time.
Press and hold until the dis-
play shows the desired tem-
perature.
MON TUE WED THU FRI
ON HEAT
RETURN
PM
SET
PT
M5026
WARMER
COOLER
Program the SLEEP time and temperature, if desired.
Press and release. The dis-
play shows SLEEP and the
pre-programmed time and
temperature.
Press and hold until the dis-
play shows the desired start-
ing time.
SLEEP
RETURN
MON TUE WED THU FRI
ON HEAT
SLEEP
PM
SET
PT
M5027
Press and hold until the display shows the
desired temperature.
Program the RETURN time and tempera-
ture, if desired.
BACK
AHEAD
MON TUE WED THU FRI
ON HEAT
SLEEP
PM
SET
PT
M5060
WARMER
COOLER
MON TUE WED THU FRI
ON HEAT
SLEEP
PM
SET
PT
M5028
Press and hold until the display shows the
desired temperature.
DAY
SAT
ON HEAT
SLEEP
PM
SET
PT
M5029
Set the SATURDAY sched-
ule. Use the same procedure
as for weekdays.
Press and release until SAT ap-
pears on the display.
Press WAKE, LEAVE, RE-
TURN or SLEEP to select the
time period.
Use the AHEAD/BACK keys
SLEEP
WAKE
LEAVE
RETURN
BACK
AHEAD
WARMER
COOLER
to set the time and the WARMER/COOLER
keys to set the temperature.
DAY
Set the SUNDAY schedule.
Use the same procedure as for
weekdays.
SUN
ON HEAT
SLEEP
PM
SET
PT
M5030