Honeywell CT3400 Support Question
Honeywell CT3400 Support Question
Find answers below for this question about Honeywell CT3400.Need a Honeywell CT3400 manual? We have 1 online manual for this item!
Question posted by sutty on February 23rd, 2013
Goes From Hold To Program On Its Own
The person who posted this question about this Honeywell product did not include a detailed explanation. Please use the "Request More Information" button to the right if more details would help you to answer this question.
Current Answers
Related Honeywell CT3400 Manual Pages
Owner's Manual - Page 1
...for 5°F (3°) summer increase
30%
28%
26%
24%
22%
20%
18%
16%
14%
12%
10%
8%
6%
4%
2% Minneapolis St. 69-0733-3
PROGRAMMING AND INSTALLATION INSTRUCTIONS
Honeywell/34
Model CT3400/CT3455
THERMOSTAT
Low Voltage (20 to 30 Vac)Thermostat and Wallplate
PROGRAMMABLE
Programmable Heat and/or Cool
Weekday/Saturday/Sunday
Approximate percentage of these savings).
Owner's Manual - Page 2
... your choice-use the preprogrammed schedule or set your old control in the trash. Recycling Thermostat
M3375
If this control, or of energy and money by remembering to automatically adjust the...It comes already programmed, so it answers many of this thermostat is replacing a control that will arise as you become familiar and comfortable with your new Honeywell Thermostat. MERCURY SWITCH
M3701...
Owner's Manual - Page 3
...Required 20 STEP 8 Wire Wallplate Terminals 21 STEP 9 Mount The Thermostat 24 STEP 10 Check Thermostat Operation After Programming and Installing 25 STEP 11 Set the Fan and System Switches ...thermostat is compatible with 3-wire zone valves or 2-wire White Rodgers no. 1361 valves.
2
69-0733-3 Compatibility Chart. Not compatible with your system. Table 1. System Type
Compatible with CT3400...
Owner's Manual - Page 4
...0733-3 If it with the old terminal
designation. s Loosen screws holding thermostat to lock on the Chronotherm® Thermostat wiring wallplate. WALL OPENING
Wrap wires around
pencil to system at ...dealer. If there are working properly. s Disconnect wires from the old thermostat. M5136
Replacing a clock thermostat that your heating and cooling systems are
only two wires, they do ...
Owner's Manual - Page 5
...-468-1502.
See pages 13 through 15
to 30 sec-
M2589
6
69-0733-3
If you would like information about
which programmable thermostats will be installed for programming and operation of the thermostat and heating/cooling system.
If there are dead or
incorrectly installed. However, some hot water (zoned) heating systems have a variation of...
Owner's Manual - Page 6
... accordingly. tive Intelligent Recovery™ feature.
8
69-0733-3 Use fresh alkaline batteries;
M2483
minder that you want to leave the thermostat at the factory-set at the exact time programmed into the thermostat to achieve maximum energy savings and comfort.
7
69-0733-3
More about Adaptive Intelligent Recovery™... The best starting time varies...
Owner's Manual - Page 7
....
Each period has its own setting key.
Use of your finger or a soft pencil eraser. PROGRAMMING
10
69-0733-3 STEP 4 Program The Thermostat
After the batteries are installed, the thermostat can be easily programmed in your hand before bedtime. (Again, higher heat or lower cool.) NIGHT is the time period you can also change NIGHT...
Owner's Manual - Page 8
..._(_7_0_°_F_[_2_1_°_C
_(_6_0_°_F_[_1_6_°_C
Saturday Program
START TIME
(_6_:_0_0_A__M
(_1_0_:_0_0_P_M
HEATING 1 TEMPERATURE
_(_7_0_°_F_..._2_6_°C
_(7_8_°_F__[_2_6_°C
69-0733-3
PERIOD MORNING DAYTIME EVENING NIGHT
Sunday Program
START TIME
(_6_:0_0__A_M
(_1_0_:0_0__P_M
HEATING 1 TEMPERATURE
_(7_0_°_F__[_2_1_°C
_(...
Owner's Manual - Page 9
... switch at COOL, press and release Morning . Repeat using DAYTIME, EVENING, NIGHT keys.
Repeat using DAYTIME, EVENING, NIGHT keys.
a Press on
to SUN. When programming your new thermostat, use
Temp
a
to SAT. SET PRESENT TIME
Press and release
Set Present
Day/Time
then
a
Time
until present day shows. Press and release Morning...
Owner's Manual - Page 10
... to move number ahead.
15
69-0733-3
STEP 5 Mount Thermostat Wallplate
s Position wallplate on
to move number back; Use a pencil to cancel. Cancel a program-Press and hold Daytime , or Evening Night three seconds to mark the two mounting holes that best fit the application.
Program
Hold a temperature indefinitely (such as applicable. Level the wallplate for...
Owner's Manual - Page 11
...into drilled holes until flush with the type of system to minimize room temperature swings. thermostat functions properly even when not level. If you want longer furnace on the back of ...
69-0733-3
INSTALLATION In the unlikely event that you are installing it on another type of the thermostat, using the heating system table in , 1B- s Reposition wallplate over holes, pulling wires through ...
Owner's Manual - Page 12
...an explanation of the Recovery Selection screws (3A), see pages 7 and 8.
19
BACK OF THERMOSTAT
RECOVERY SELECTION
3A
ADAPTIVE
IN
INTELLIGENT TM (FACTORY SETTING)
CONVENTIONAL
OUT 1 TURN
3A 1A ...
OUT
IN
M 618A
69-0733-3
STEP 7 Adjust Fan Operation Switch, As Required
s The thermostat fan operation switch is set in degrees Fahrenheit. FAN OPERATION SWITCH (SHOWN IN NON ELEC POSITION)...
Owner's Manual - Page 13
.... M614A
22
69-0733-3
INSTALLATION Either straight or wraparound wiring connections are acceptable (see illustration).
Refer to illustrations on wires when you removed your new thermostat.
move the factory-installed jumper connect- M612A
HEATING RELAY OR VALVE COIL
FAN RELAY
COOLING CONTACTOR COIL
1
1 POWER SUPPLY.
Refer to masking tape labels you...
Owner's Manual - Page 14
... MEANS AND OVERLOAD PROTECTION AS REQUIRED.
1 M 615A
23
69-0733-3
STEP 9 Mount The Thermostat
AM
MON DAYTIME
HEAT ON
A.
M613A
HEATING RELAY OR VALVE COIL
FAN RELAY
COOLING CONTACTOR COIL
...-3
INSTALLATION SWING COVER OPEN FOR CHECKOUT AND PROGRAMMING
AM
MON DAYTIME
HEAT ON
Set Present Day Time
Hold Temp
Day Morning
Run Program
Night
On Auto Fan
Daytime
Current Setting
Temp...
Owner's Manual - Page 15
... until the setting is
Temp
about 10°F (6°C ) below room temperature.
STEP 10 Check Thermostat Operation After Programming And Installing
HEATING
HEAT OFF COOL
Do not check heating system operation
by jumpering thermostat terminals at the thermostat. HEAT FAN
M2472 OFF COOL
ON AUTO
Press down arrow of key until the setting is...
Owner's Manual - Page 16
... conditioner and on automatically with the furnace. HEAT OFF COOL
FAN
ON AUTO
Move the system switch to OFF and the fan switch to the thermostat.)
FAN AUTO: Normal setting for most homes. FAN ON: The fan runs continuously.
Exception: If fan operation switch on back of...
Owner's Manual - Page 17
...°F to 88°F (7°C to OFF.
Be sure that AM and PM indications are fresh and installed correctly. HEAT OFF COOL
COOL: The thermostat controls your programmed comfort periods.
30
69-0733-3 s Set the system switch to 31°C). s Gently clean battery contacts using a soft pencil eraser. Temperature change occurs at...
Owner's Manual - Page 18
... is displayed, contact Honeywell Customer Assistance at 1-800-468-1502. s The thermostat has a built-in time delay on thermostat is set to COOL.
See page 15.
32
69-0733-3 s If ...correct wiring and good connections. s If 2- Heating does not come on. s Check that switch on thermostat is set to HEAT. s Check for ten minutes.
s Check that switch on cooling.
s Make sure...
Owner's Manual - Page 19
... Time period 9,10,11,12 Troubleshooting ..... 30,31,32,33 Warranty 36 Weekday
program 9,10,11,13,14
34
69-0733-3 thermostat operation.
Incorrect room temperature s Make sure the hole behind the wallplate has been plugged with
showing on thermostat
insulation to differ occasionally.
s Readjust according to within ± 1°.
s Be aware that...
Owner's Manual - Page 20
... Honeywell shall repair or replace it ,
postage prepaid, to the following information available-thermostat model number and date code, type of heating/cooling system (e.g., hot water, warm...Interference Regulations, CRC c.1374.
35
69-0733-3
Limited One-Year Warranty
Honeywell warrants this thermostat, please read and follow the instructions. If, at Honeywell's option) within the terms ...
Similar Questions
Ct3400 Equivalent
is there a honeywell ct3400 equivalent.Thank, Paul @home depot 4653
is there a honeywell ct3400 equivalent.Thank, Paul @home depot 4653
(Posted by prodesk4653 3 years ago)
Thermostat Needed Battery, Replaced, Does Not Work
replaced batteries, will no let us program it
replaced batteries, will no let us program it
(Posted by dsilkworth 9 years ago)
Problem With Ct3400 Thermostat
My ct3400 thermostat said to replace batteries, however changing the batteries, it still says "repla...
My ct3400 thermostat said to replace batteries, however changing the batteries, it still says "repla...
(Posted by parrissenior 9 years ago)
Honeywell Non-programable Thermostat Rth-110b. He Display Screen In Black Even
Honeywell non-programable thermostat RTH-110B. The display screen in black even w/new batteries. Do ...
Honeywell non-programable thermostat RTH-110B. The display screen in black even w/new batteries. Do ...
(Posted by lesandrs 9 years ago)
Honeywell Rth7400 Series Programable Thermostat
how do you change the day on the honeywell rth7400 series programable thermostat
how do you change the day on the honeywell rth7400 series programable thermostat
(Posted by Anonymous-36184 12 years ago)