Honeywell Programmable Thermostat Owner's Manual page 24

NOTE: Some models will show
-AC, indicating the thermostat is
operating on backup batteries
until the thermostat is mounted
on the wallplate and the system
is powered.
Use the WARMER/COOLER
keys to set the temperature.
WARMER
You have completed program-
ming the cooling temperatures.
COOLER
Press and release to start the
RUN
program.
PROGRAM
Go to Step 4.
PM
TUE
LEAVE
20