TH8320U AND TH8321U TOUCH SCREEN PROGRAMMABLE THERMOSTATS
69-1706
8
Fig. 18. Mounting thermostat on wallplate.
Adjusting Real-Time Clock
Setting Calendar and Time
Locate and remove the tab labeled
Remove
in the lower
left corner on the thermostat back. The tab must be
removed to activate the real-time clock. See Fig. 19.
Fig. 19. Removing tab to activate real-time clock.
This thermostat is designed to automatically keep the
current time and day in memory for up to ten years under
normal use once the calendar is set. When the
thermostat is first powered, the display is ready for the
calendar date to be entered. See Fig. 20.
Fig. 20. Setting calendar and time after initial
powerup.
IMPORTANT
The tab on the back of the thermostat in the
lower left corner must be removed for this
feature to be active.
Using the Thermostat
The thermostat has a touch screen interface. Words or
symbols appear, highlighting the keys, as necessary, to
complete tasks. Always press the keys with your finger-
tips. Sharp instruments like a pen or pencil point can
damage the thermostat.
1.
Use the arrow keys to set the Year, Month and Day,
as shown in Fig. 20.
2.
Press the Done key.
3.
Use the arrow keys to set the current time. See
Fig. 20.
4.
Press the Done key.
WALL
M19919
REMOVE DURING
INSTALLATION
REMOVE DURING
INSTALLATION
M19920
REMOVE DURING
INSTALLATION
REMOVE TAB TO ACTIVATE REAL TIME CLOCK
DONE
MON
TUE
WED
THU
FRI
SAT
AAT
SUN
DONE
MON
WED
THU
FRI
SAT
AAT
SUN
CHANGE FILTER UV LAMP HUMIDIFIER PAD
OK TO PICK MULTIPLE DAYS SCREEN LOCKED
SET CURRENT DAY
SET MONTH
USE ARROWS TO SET YEAR AND TIME
M19921
D
RI
W
R
U
