Lennox International Inc. 81M28 Thermostat User Manual


 
How do I turn on the heating or cooling cycles?
From the main screen press MENU.
Use the UP or DOWN arrows to highlight HEAT/COOL.
Press SELECT.
Use the UP or DOWN arrows to highlight HEAT, COOL
or AUTO CHANGEOVER. Press SELECT. The SELECT
button will turn on or off the desired cycle. You do not
have to turn off HEAT to turn on COOL. When HEAT or
COOL or AUTO CHANGEOVER is turned on, all others
are automatically shut off. After pressing the SELECT
button, the main screen will automatically appear.
NOTE: Emergency heat is used only on the 81M28 model.
It should only be used if the primary stage of heating
cannot maintain the temperature of the conditioned space.
(AUTO CHANGEOVER will appear in the menu only if it is
enabled in Installer Settings.)
5
MONDAY 3:29 PM
78
HOLD TEMP MENU
COOL
FAN AUTO
SET AT
78
MENU
DAY / TIME
HEAT / COOL
PROGRAM
FAN
HOME
SELECT
MORE
HEAT / COOL SETTINGS
MAIN MENU
SELECT
HEAT
COOL
AUTO CHANGEOVER
EMERGENCY HEAT
HEAT / COOL SETTINGS
MAIN MENU
SELECT
HEAT
COOL
AUTO CHANGEOVER
EMERGENCY HEAT
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