T8000C, T8001C, T8011R, T8024C
Programmable Thermostats
OWNER’S GUIDE
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Welcome to the world of comfort and energy
savings with your new Honeywell programmable
thermostat.
Your new programmable thermostat is designed
to provide you with reliable, precise temperature
control. When you follow the simple programming instructions in this manual, your thermostat
automatically controls the temperature in your
home, saving energy and allowing you to awake
(or return home) to a comfortable level of heating
or air conditioning.
Direct questions concerning the operation of this
thermostat to Honeywell Customer Assistance at
1-800-468-1502, Monday-Friday , 7:00 a.m.5:30 p.m., Central time.
Features
• Program up to four time periods with
temperature settings to complement
your lifestyle.
• Set different schedules for weekdays and
weekend.
• Programs permanently held in nonvolatile
memory in event of power failure.
• Indefinite temperature hold.
• Preprogrammed for your convenience.
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Contents
Features .......................................................................................................................................... 2
Key Locations and Descriptions ...................................................................................................... 4
Planning Program Schedule ........................................................................................................... 5
Program Schedule...................................................................................................................... 6
Programming Thermostat ............................................................................................................... 7
Setting Current Time and Day....................................................................................................8
Setting Weekday Program.......................................................................................................... 9
Setting Weekend Program .........................................................................................................10
Setting T emporary Temperature Hold ......................................................................................... 13
Setting Indefinite Temperature Hold ........................................................................................... 13
Operating Thermostat ..................................................................................................................... 13
Setting SYSTEM and FAN Switches.......................................................................................... 13
Minimum Off-Timing........................................................................................................................ 14
Troubleshooting............................................................................................................................... 15
Warranty.......................................................................................................................................... 18
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Key Locations and Descriptions
HOLD KEY
• SET TEMPORARY TEMPERATURE HOLD.
P
M
T
U
E
FAN
SWITCH
F
A
N
A
u
t
o
O
n
DECREASE ▼ KEY
• PROGRAM TIME AND TEMPERATURE.
• SET TEMPORARY TEMPERATURE HOLD.
INCREASE ▲ KEY
• PROGRAM TIME AND TEMPERATURE.
H
o
l
d
S
e
l
e
c
t
S
Y
C
S
o
T
o
E
l
M
O
f
f
H
e
a
t
4
• SET INDEFINITE TEMPERATURE HOLD.
SELECT KEY
• CURRENT SETPOINT.
• CHANGE DAY AND TIME.
• PROGRAM SELECTIONS.
SYSTEM
SWITCH
M14673
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Planning Program Schedule
The thermostat display shows day, time,
program period, and temperature.
The thermostat can be set for four time
periods per day for weekda ys and w eek end.
Before programming the thermostat, you can
use the program schedule to plan your
program.
Fill in the weekday and weekend times and
temperatures you desire. If you decide not to
program the thermostat, it uses the
preprogrammed time and temperature settings
in T able 1.
T able 1. Preprogrammed Time
and Temperature Settings.
Period Time
Wake 6:00 AM 70°F
Leave 8:00 AM 62°F
Return 6:00 PM 70°F
Sleep 10:00PM 62°F
Heat
Setpoint
(21°C)
(17°C)
(21°C)
(17°C)
Cool
Setpoint
78°F
(26°C)
85°F
(29°C)
78°F
(26°C)
82°F
(28°C)
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Program Schedule
Weekday Start Time Heating Temperature Cooling Temperature
Wake ________ ________ ________
Leave ________ ________ ________
Return ________ ________ ________
Sleep ________ ________ ________
Weekend Start Time Heating T emperature Cooling Temperature
Wake ________ ________ ________
Leave ________ ________ ________
Return ________ ________ ________
Sleep ________ ________ ________
Wake and Return start times should include extra lead time, based on outside temperature and
equipment response time, to give your equipment a head start to heat or cool the house. The
temperatures cannot be set any higher than 99°F (37°C) or any lower than 40°F (4°C).
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