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T8600D CHRONOTHERM® IV DELUXE PROGRAMMABLE THERMOSTATS
69-1409—1 8
IMPORTANT
Review the settings to confirm that they match
the system. Press Run Program to exit the
Installer Setup. The thermostat has saved the
Installer Setup changes and initiated a reset in
order to operate using the new settings. Be sure
to set the current day and time immediately.
Setting Current Day and Time
1. Press Set Current Day/Time.
NOTE: On initial powerup or after an extended power
loss, 1:00 pm flashes on the display until a key
is pressed
.
2. Press Day until the current day is displayed.
NOTE: Sun=Sunday, Mon=Monday,
Tue=Tuesday, Wed=Wednesday,
Thu=Thursday, Fri=Friday, Sat=Saturday.
3. Press Time ∆ or Time ∇ until the current time is dis-
played.
NOTE: Tapping the Set Current Day/Time changes the
time in one-hour increments.
NOTE: If the current time is Daylight Savings Time,
press Daylight Time until DST is displayed.
4. Press Run Program.
.
Viewing or Resetting Timer Settings
When the thermostat activates a timer, the thermostat
flashes Filter until the timer resets.
1. Reset the timer by pressing the i key until the
expired timer is displayed.
2. Press the time ! key to reset the timer.
.
3. Press the Run Program key.
Humidifier
pad monitor.
44 0 Off 1, 2, 3 1 – 90 days
2 – 180 days
3 – 365 days
(Time is counted by
calendar days in heat
mode.)
Ultraviolet air
treatment
(UV) lamp
monitor.
45 0 Off 1 1 – 365 days
(Time is counted by
calendar days in any
mode.)
Table 3. Thermostat Installer Setup Options. (Continued)
Select
Installer Setup
Number
(Press Time ∆
key to
change)
Factory Setting
Other Choices
(Press ! or " key to change)
Actual
SettingDisplay Description Display Description
M14619
Time Set Program
System Fan
Run
Program
Hold Temp
Set Current
Day/Time
Set Current
Day/Time
Wake
Leave
Return Sleep
Day
Heat/Cool
Settings
Daylight
Time
Copy
Set Day/Time
Mon
PM
M14620
Time Set Program
System Fan
Run
Program
Hold Temp
Set Current
Day/Time
Wake
Leave
Return Sleep
Day
Day
Heat/Cool
Settings
Daylight
Time
Copy
Set Day/Time
PM
Tue
M14621
Time Set Program
System Fan
Run
Program
Hold Temp
Set Current
Day/Time
Wake
Leave
Return Sleep
Day
Time
Heat/Cool
Settings
Daylight
Time
Copy
Set Day/Time
AM
Tue
M14622
Time Set Program
System Fan
Run
Program
Hold Temp
Set Current
Day/Time
Wake
Leave
Return Sleep
Day
Heat/Cool
Settings
Daylight
Time
Daylight
Time
Copy
Set Day/Time
AM
DST
Tue
M14623
Time Set Program
System Fan
Run
Program
Run
Program
Hold Temp
Set Current
Day/Time
Wake
Leave
Return Sleep
Day
Heat/Cool
Settings
Daylight
Time
Copy
Wake
Room
System
Fan
Heat
Auto
AM
DST
Tue
M20243
Filter
Days
M20244
Filter
Days