6
TEC2103-1 Networked Multi-Stage Thermostat Installation Instructions
Setup and Adjustments
Thermostat Operation Overview
75.0ºF
Backlit, plain text, Liquid
Crystal Display (LCD)
is easy to read in any
condition.
Five keys on the TEC
make operation easy
and intuitive.
Light-Emitting Diodes (LEDs)
indicate system activity.
RoomTemp
fi
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Figure 6: TEC2103-1 Front Cover
Thermostat Interface Keys
The TEC2103-1 interface consists of five keys on
the front cover and one configuration key
(Figure 7) that are accessed by removing the front
cover. The functions of the keys are as follows.
Use the:
•
YES key to confirm a selection and move onto the
next menu item
•
NO key when you do not desire a parameter
change, and to advance to the next menu item
•
MENU key to access the Main User Menu or exit
the menu
•
down arrow key to scroll through menu selections
or adjust values
•
up arrow/SCROLL key to:
−
stop the Status Display Menu from scrolling
−
manually scroll to the next parameter on the
menu
−
adjust
values
Note:
When left unattended for 45 seconds, the
display resumes scrolling.
Configuration
Key
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Figure 7: Configuration Key Location
Backlit Liquid Crystal Display (LCD)
The TEC2103-1 uses a two-line, eight-character
backlit display. Low level backlighting is present during
normal operation and it brightens when any user
interface key is pressed. The backlight returns to the
lower level when the thermostat is left unattended for
45 seconds.
Light-Emitting Diodes (LEDs)
Three LEDs are used to indicate the status of the fan,
call for heat, or call for cooling. When:
•
the fan is on, the FAN LED lights up
•
heating is on, the HEAT LED lights up
•
cooling is on, the COOL LED lights up
