Honeywell CT3550 Owner's Manual page 4

DISPLAYS EITHER CURRENT
TIME OF DAY OR PROGRAM TIMES
SHOWS WHEN
THERMOSTAT IS IN THE
PROGRAMMING MODE
SHOWS VACATION
HOLD DURATION
SHOWS CURRENT
DAY OR DAYS BEING
PROGRAMMED
SHOWS CURRENT
PROGRAM PERIOD
OR PERIOD BEING
PROGRAMMED
SHOWS CURRENT
SYSTEM KEY POSITION
HEAT/OFF/COOL
SHOWS THAT THERMOSTAT IS
"CALLING" FOR HEAT
SHOWS THERMOSTAT IS PROCESSING
INFORMATION AND WAITING TO CALL FOR HEAT OR COOL
69-1284—2
Set Program
Hold for
Em Ht
Aux Ht
Mon
TueWedThuFriSatSun Days
WakeLeaveReturnSleep
System
Off Cool
Em Heat
OR COOL
Set Day/Time Temporary Setting
AM
Recovery
In Filter
Auto Wait
4
SHOWS THERMOSTAT IS IN
THE SET DAY/TIME MODE
SHOWS TEMPERATURE SETTING
CHANGED FOR THIS PROGRAM PERIOD
SHOWS THE TEMPERATURE
DISPLAYED IS THE CURRENT
SET TEMPERATURE
Room
SHOWS THE TEMPERATURE
Humid DISPLAYED IS THE CURRENT
ROOM TEMPERATURE
Outdoor
Repl Batt
SHOWS THE BATTERIES ARE
Fan
LOW AND MUST BE
On Auto
REPLACED
DISPLAYS EITHER ROOM
OR SET TEMPERATURES
SHOWS CURRENT FAN
KEY POSITION ON/AUTO
SHOWS THERMOSTAT IS
CALLING FOR THE FAN
SHOWS SMART RESPONSE IS OFF.
CONVENTIONAL RECOVERY IS ON
SHOWS SMART RESPONSE IS CHANGING
THE TEMPERATURE TO MEET THE
CURRENT PROGRAMS
M18594