Honeywell CT3500 Support Question
Honeywell CT3500 Support Question
Find answers below for this question about Honeywell CT3500.Need a Honeywell CT3500 manual? We have 1 online manual for this item!
Question posted by ladybugmc on October 21st, 2017
How Do I Change From Fahrenheit To Celsius
I would like to change my thermostat to Celsius and I can't find my manual. Is it possible?
Current Answers
Answer #1: Posted by Odin on October 21st, 2017 11:55 AM
Odin
Member since:
April 10th, 2010 Points: 41,236,700
Member since:
April 10th, 2010 Points: 41,236,700
Related Honeywell CT3500 Manual Pages
Owner's Manual - Page 1
.../or Cool Low Voltage (20 to 30 Vac) Thermostat and Wallplate Model CT3500/CT3595
OWNER'S GUIDE
Para pedir estas instrucciones en español, llame al 1-800-468-1502. Set the Clock ...13 Step 10. Registered Trademark © 2004 Honeywell International Inc. Customize Your Thermostat ...11 Step 9. Table of Contents
Step 1. Install the...
Owner's Manual - Page 2
... the questions that ; • Keeps you comfortable by purchasing your new Honeywell thermostat the smart thermostat that can arise as you leave home or go to adjust the temperature when...
you become familiar and comfortable with Smart Response™ Technology. Congratulations! This manual answers ...
Owner's Manual - Page 3
... BETWEEN HEAT SETPOINTS AND COOL SETPOINTS WHILE PROGRAMMING
M18589
3
69-1199-4 DIGITAL DISPLAY
SET CURRENT DAY/TIME SETS CURRENT TIME AND DAY
RUN PROGRAM RETURNS THERMOSTAT TO NORMAL OPERATING MODE
Run Program
Set Current Day/Time
HOLD TEMP SETS A HOLD TEMPERATURE AND ACTIVATES VACATION HOLD FEATURE.
Owner's Manual - Page 4
... OF DAY OR PROGRAM TIMES
SHOWS WHEN THERMOSTAT IS IN THE PROGRAMMING MODE
SHOWS THERMOSTAT IS IN THE SET DAY/TIME MODE
SHOWS TEMPERATURE SETTING CHANGED FOR THIS PROGRAM PERIOD
SHOWS VACATION HOLD DURATION... SWITCH POSITION HEAT/OFF/COOL
DISPLAYS EITHER ROOM OR SET TEMPERATURES
SHOWS THAT THERMOSTAT IS
SHOWS SMART RESPONSE IS OFF CONVENTIONAL RECOVERY IS ON
INFORMATION AND WAITING TO CALL ...
Owner's Manual - Page 5
... CT3500/CT3595
Gas -
b Millivolt system must be heating only. STEP 1.
Table 1. Compatibility Chart. System Type
Compatibility with 3-wire zone valves or 2-wire White Rodgers no. 1361 zone valves. c Not compatible with your system
is compatible with any 120/240 volt system. Package Contents
• Thermostat • Wiring labels
• Wallplate • Owners manual...
Owner's Manual - Page 6
...Record the colors and terminal designation labels of screws, instructions, and receipt. REMOVE OLD THERMOSTAT
q Test your system, call Honeywell Customer Care at the furnace or the fuse/circuit...or other multistage system. Do not allow them from the old thermostat. q Loosen the screw or screws holding the thermostat to lock on the Chronotherm wiring wallplate. q Disconnect the wires...
Owner's Manual - Page 7
...on the wall. Drill two 3/16 in . q Level the wallplate if desired. Replacing a Thermostat that best fit the application. STEP 3. Level the wallplate for a heating only system and can ...on these systems. For details, call your thumb or fingers between
the bottom of the
holes.
Your thermostat will work only if you have three wires. holes in wall
(if drywall) as plaster or wood...
Owner's Manual - Page 8
... to
Table 2.
Slip each wire beneath its matching
W
Y G
terminal.
Refer to both
acceptable, (see pages 22-23. Refer to help prevent drafts
from adversely affecting thermostat operation. FOR WRAPAROUND INSERTION STRIP 7/16 IN. (11 MM).
M16425
69-1199-4
8
If unsure about household wiring procedures, call your new...
Owner's Manual - Page 9
...INSTALL 3 AA ALKALINE BATTERIES AS SHOWN, POSITIVE (+) TERMINALS TOWARD TOP. Terminal on Old and New Thermostats.
a If both O and B when wiring to a single stage heat pump. INSTALL THE ...Fan
O
O
Changeover in the wall. STEP 5. Second stage heat. Tape off end of the thermostat and the heating/cooling system. Transformer common
W2, H2 Y2
Do not continue installation.
b Do...
Owner's Manual - Page 10
... leakage and to prevent the thermostat and heating/cooling system from shutting down due to Set the Clock
for longer than a month, change batteries before the batteries run out...thermostat is already mounted on immediately with the heating or cooling in a system where the G terminal is connected.
69-1199-4
10
FUEL SWITCH
M12676 Nonalkaline
60 70 80 90
batteries do not last as possible...
Owner's Manual - Page 11
... Response technology on. - Sharp instruments like pens and pencil points can change any or all of these settings. CUSTOMIZE YOUR THERMOSTAT
Your Honeywell thermostat comes preset to the most commonly used settings.
You now can change any of these settings. MOUNT THE THERMOSTAT
A. FEATURE NUMBER
OPTION M13330
11
69-1199-4 You can damage the keyboard...
Owner's Manual - Page 12
... Response technology (page 21) for information about this feature. q Press Time
Run
to move to next feature or Program to return to main display. To change temperature format:
q Press once. To change your system type:
q Press until display shows your furnace or boiler type.
Owner's Manual - Page 13
To change this setting.
Run
Program
13
69-1199-4
Set Curent Day/Time
q Press Day until screen shows current time...., the screen flashes 1:00 pm until you press a key.
q Press . M13345
Factory Set Function (Feature Number 37)
Do not change time format:
q Press once. Time Format (Feature Number 16)
Time format options are: - 0 = 12-hour clock (preset). - 1 = 24-hour ...
Owner's Manual - Page 14
Return -The program period when you are away at work or school. (This is located behind the thermostat cover. The thermostat preprogrammed settings are near the display. Pressing the and keys change the temperature. The thermostat displays day, time, program period, temperature and system settings.
Sleep -The program period you can set for time and...
Owner's Manual - Page 17
...Leave
Return
or
Sleep
to restart. STEP 11.
OPERATING YOUR THERMOSTAT
Change Temperature Setting Until the Next Program Period (Temporary Change) q Press or until the display shows the desired temperature...and then the room temperature is displayed.
q
Run
To cancel "Hold" press Program . Change the Temperature Setting Until a Designated Day and Period (Vacation Hold)
q Press Hold Temp...
Owner's Manual - Page 18
.... (In a heat-only system, fan runs continuously only if fan relay is connected to the G thermostat terminal).
Heat: The thermostat controls your air conditioning system. Off: Both the heating and air conditioning systems are off.
Cool: The thermostat controls your heating system.
Then set the fan switch. Use for improved air circulation or...
Owner's Manual - Page 19
... switch to On if it is in the Off position. Solution Guide. Mount and latch the thermostat on the wallplate if it is not.
Make sure the power switch at the equipment is mounted...YOU HAVE A PROBLEM
Table 4. Display does not appear.
•
•
Temperature settings will not change • (example;
Make sure the heating setpoint is not tripped, and reset it if necessary.
If...
Owner's Manual - Page 20
Temperature changes occur at 1-800-468-1502.
Display flashes during programming.
If no there is 45°F to 99°F...on indicator ( = heat, = cool) is lit, but no hot or cool air coming from the registers, refer to the thermostat.
69-1199-4
20 Toll-Free Customer Assistance
Please read and follow the provided instructions for Smart Response™ technology, the
start ...
Owner's Manual - Page 21
... start time accordingly. • It takes a few days after installation for the thermostat to adjust to turn off Smart Response technology by selecting Conventional Recovery. M18591
21
69-1199-4
When the thermostat activates Smart Response technology, the thermostat displays In Recovery, changes the setpoint, and turns on your heating/cooling system. • You can...
Owner's Manual - Page 22
... MEANS AND OVERLOAD PROTECTION AS REQUIRED.
M10617
4-WIRE SINGLE-STAGE HEAT PUMP (JUMPER INTACT)
THERMOSTAT B
RC O W Y
R
G
3
22
2
COMPRESSOR
HEAT CHANGEOVER
CONTACTOR 2
VALVE
... DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
1 M10616
3-WIRE HEAT ONLY WITH FAN (JUMPER INTACT)
THERMOSTAT B
RC O W Y
R
G
HEATING RELAY OR VALVE COIL
FAN RELAY
1 POWER SUPPLY. PROVIDE...
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