10
Pub. No. 18HD51D1-1C-EN
09/2020
Part No.
37-7769005
Installation and User Guide
6.
THERMOSTAT OVERVIEW
Before you begin using your thermostat, you should be familiar with its features, display and the location/operation of the thermostat
buttons and switches.
THERMOSTAT BUTTONS AND SWITCHES
THE DISPLAY
1.) Fan Switch
10.) Thermostat is protecting the equipment from short cycling (5-minute delay)
2.) System Switch
11.) Indicates that the system is running in cool or heat
3.) Backlight Button (located on the top of the thermostat
12.) Displays the current time
4.) Set Correct Time
13.) Battery status indicator
5.) Hold a Permanent Temperature
14.) Low battery indicator
6.) Cancels Hold – Returns to Programmed Schedule
15.) Day of the week used when programming a schedule
7.) Raises Temperature Setting
16.) Permanent hold (bypassing the schedule)
8.) Access Menu Options
17.) Temperature setpoint
9.) Lowers Temperature Setting
18.) Appears when the keypad is locked (to prevent unwanted changes)
19.) Next (Menu button) is used to navigate within a menu
20.) Access the schedule and customize thermostat features
21.) Back (Run button) is used to navigate within a menu
22.) Exit (Hold button) returns to the home screen
23.) SEE TROUBLESHOOTING
1
2
3
4
5
6
7
8
9
10
11
12
13 14
15
17
18
19
20
21
22
16
23
Whenever“
Replace
” appears in the display, new premium brand AA alkaline batteries should be installed. If the house will be
unoccupied for an extended period and either “
” or “
Replace
” is displayed, install new batteries before leaving.
