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69-1642

OWNER’S GUIDE

® U.S. Registered Trademark
Copyright © 2002 Honeywell •   

 •All Rights Reserved 

Honeywell CT3600/CT3697

PROGRAMMABLE THERMOSTAT

Seven Day Programmable Heat and/or Cool
Low Voltage (20 to 30 Vac) Thermostat and Wallplate
Model CT3600/CT3697
Para obtener un documento con las instrucciones en español, por favor visite 

nuestro sitio de web a: www.honeywell.com/yourhome.

Pour obtenir des notices techniques en français, veuillez consulter notre site web 

www.honeywell.com/yourhome.

Contents

Step 1. Prepare for Installation  ................................................................................................................................... 5
Step 2. Remove Old Thermostat  ................................................................................................................................ 6
Step 3. Mount Thermostat Wallplate  .......................................................................................................................... 7
Step 4. Wire Wallplate Terminals ................................................................................................................................ 8
Step 5. Install the Batteries ......................................................................................................................................... 9
Step 6. Set Fan Operation Switch  .............................................................................................................................. 10
Step 7. Mount the Thermostat  .................................................................................................................................... 11
Step 8. Customize Your Thermostat ........................................................................................................................... 11
Step 9. Set the Clock .................................................................................................................................................. 13
Step 10. Programming ................................................................................................................................................ 14
Step 11. Operating Your Thermostat  .......................................................................................................................... 17
Step 12. Set the Fan and System Switches  ............................................................................................................... 19
If You Have a Problem ................................................................................................................................................ 20
Smart Response™ Technology .................................................................................................................................. 21
Wiring Diagrams ......................................................................................................................................................... 22

Summary of Contents for CT3600

Page 1: ...español por favor visite nuestro sitio de web a www honeywell com yourhome Pour obtenir des notices techniques en français veuillez consulter notre site web www honeywell com yourhome Contents Step 1 Prepare for Installation 5 Step 2 Remove Old Thermostat 6 Step 3 Mount Thermostat Wallplate 7 Step 4 Wire Wallplate Terminals 8 Step 5 Install the Batteries 9 Step 6 Set Fan Operation Switch 10 Step 7...

Page 2: ... in comfort and convenience It comes preprogrammed You can use the preprogrammed schedule or set your own This manual answers many of the questions that can arise as you become familiar and comfortable with your Honeywell thermostat the state of the art in home comfort controls Read these instructions carefully Failure to follow these instructions can damage the product or cause a hazardous condit...

Page 3: ... FAN SWITCH SELECTS AUTO ON SYSTEM SWITCH SELECTS HEAT OFF COOL DIGITAL DISPLAY SET CURRENT DAY TIME SETS CURRENT TIME AND DAY RUN PROGRAM RETURNS THERMOSTAT TO NORMAL OPERATING MODE HEAT COOL SETTING SWITCHES BETWEEN HEAT SETPOINTS AND COOL SETPOINTS WHILE PROGRAMMING TIME TIME SETS TIME FORWARD OR BACK DAY SETS DAY OF THE WEEK HOLD TEMP SETS A HOLD TEMPERATURE SETTING AND ACTIVATES VACATION HOLD...

Page 4: ... SHOWS THE TEMPERATURE DISPLAYED IS THE CURRENT ROOM TEMPERATURE SHOWS THE BATTERIES ARE LOW AND MUST BE REPLACED DISPLAYS EITHER ROOM OR SET TEMPERATURES SHOWS SMART RESPONSE IS OFF CONVENTIONAL RECOVERY IS ON SHOWS THERMOSTAT IS PROCESSING SHOWS SMART RESPONSE IS CHANGING THE TEMPERATURE TO MEET THE SHOWS THAT THERMOSTAT IS CALLING FOR HEAT OR COOL SHOWS CURRENT SYSTEM KEY POSITION HEAT OFF COOL...

Page 5: ...e Honeywell and Taco zone valves Not compatible with 3 wire zone valves or 2 wire White Rodgers no 1361 zone valves b System Type Compatibility with CT3600 CT3697 Gas Standing Pilot Yes Gas Electronic Ignition Yes Gas fired Boilers Yesa Gas 750 Millivolt Heat onlyb Yes Oil Fired Boilers Yesa Oil Fired Furnace Yes Electric Furnace Yes Electric Air Conditioning Yes Baseboard Electric 120 240 line vo...

Page 6: ...bels with the old terminal designation If there are only two wires they do not need to be labeled Wrap the wires around a pencil as shown to keep them from falling back into the wall Special Installations Read this section if you are replacing Clock thermostat with separate wires for the clock Thermostat with six or more wires connected to it Thermostat in a heating only system with three wires Re...

Page 7: ...g holes that best fit the application Remove the wallplate from the wall Drill two 3 16 in holes in wall if drywall as shown For materials such as plaster or wood drill 7 32 in holes where marked Gently tap the provided anchors into the drilled holes until they are flush with the wall Reposition the wallplate over the holes Pull the wires through the wiring opening Loosely insert mounting screws i...

Page 8: ...our new thermostat Refer to Table 2 Remove the factory installed jumper connecting terminals R and RC if wires are connected to both of those terminals For wiring diagrams if needed see pp 22 23 Loosen the terminal screws Slip each wire beneath its matching terminal Wraparound and straight connections are both acceptable see illustration Tighten the terminals Plug the hole in the wall with insulat...

Page 9: ...ped wire back into the wiring hole in the wall STEP 5 INSTALL THE BATTERIES IMPORTANT Install three AA alkaline batteries Batteries must be Terminal on Old Thermostat Connect To Description R RHa 4 V R Power Rc Ra Rc Power for cooling W W1 H W Heat Y Y1 M Y Cooling G F G Fan O O Changeover in cool Single stage heat pump only Bb Bb Changeover in heat Single stage heat pump only Cc Xc Bb Do not conn...

Page 10: ...are dead or installed incorrectly You must reset the time and day Refer to Set the Clock for instructions As a precaution when leaving home for longer than a month change batteries before leaving to prevent the system from shutting down due to lack of power Always use fresh alkaline batteries Nonalkaline batteries do not last as long They also can leak causing damage to the thermostat and the wall...

Page 11: ...omes preset to the most commonly used settings The settings are Gas or oil forced air furnace Smart Response technology on Temperature F 12 hour clock format You can change any or all of these settings IMPORTANT A ENGAGE TABS AT TOP OF THERMOSTAT AND WALLPLATE M12703 B PRESS LOWER EDGE OF CASE TO LATCH ...

Page 12: ... Technology Feature Number 13 Smart Response technology options are 0 Smart Response technology on preset 1 Smart Response technology off To turn Smart Response technology on or off Press once Press Time to move to next feature or to return to main display NOTE See Smart Response technology page 21 for information about this feature Temperature Format Feature Number 14 Temperature format options a...

Page 13: ...NOTE On initial power up the screen flashes 1 00 pm until you press a key Press Press until screen shows current day Press Time or until screen shows current time Tapping the will advance the time in one hour increments Press until DST displays if daylight savings time is in effect Press Run Program M13346 Set Current Day Time Day Set Current Day Time Daylight Time Run Program ...

Page 14: ... temperature during the heating season and a lower temperature during the cooling season The program period you can set for an energy saving temperature while you are away at work or school This is a lower temperature during the heating season and a higher temperature during the cooling season The program period when you want the house at a comfortable temperature for activities before bedtime Thi...

Page 15: ... 32 C or lower than 40 F 4 5 C b Your cooling setpoints cannot be higher than 99 F 37 C or lower than 45 F 7 C Period Default Setting Monday Mon Tuesday Tue Wednesday Wed Thursday Thu Friday Fri Saturday Sat Sunday Sun Wake Time 6 00AM Heata 70 F 21 C Coolb 78 F 25 5 C Leave Time 8 00AM Heata 62 F 16 5 C Coolb 85 F 29 5 C Return Time 6 00PM Heata 70 F 21 C Coolb 78 F 25 5 C Sleep Time 10 00PM Heat...

Page 16: ...il the display shows the desired temperature setpoint Press or and repeat these steps for each program period The First Day is now programmed Repeat each step in Program the First Day for the rest of the week NOTE After the first day is programmed you can copy that day to any other day using procedure in Copy a Day Press when the entire week is programmed Copy a Day Your thermostat can copy progra...

Page 17: ...pears Clear a Program Period NOTE Wake cannot be cleared Press or for the program period you want to clear Press until the desired day displays Press and hold the or for approximately 3 seconds until the time and temperature clear Repeat the above steps for each period to be cleared Press STEP 11 OPERATING YOUR THERMOSTAT M13328 Mon Wed Day M13329 Copy Leave Return Sleep Day Leave Return Sleep Run...

Page 18: ...oint Press Time until the desired number of days that you will be away 1 through 255 is displayed Press or to select the program period when you want the program to restart NOTE If the Vacation Hold needs to be cancelled before the designated time press to return to the program Daylight Savings Time Key This feature allows you to switch between standard time and daylight savings time Press during ...

Page 19: ...ction STEP 12 SET THE FAN AND SYSTEM SWITCHES First set the fan switch Fan On The fan runs continuously Use for improved air circulation or for more efficient central air cleaning In a heat only system fan runs continuously only if fan relay is connected to the G thermostat terminal Fan Auto Normal setting for most homes The equipment controls the fan operation Then set the system switch Heat The ...

Page 20: ...the On position and set it to On if it is in the Off position Wait five minutes for the system to respond Set the system switch to Heat Cooling does not come on Make sure the cooling setpoint is below the room temperature Make sure the circuit breaker is not tripped and reset it if necessary Make sure the system switch at the air conditioner is in the On position and set it to On if it is in the O...

Page 21: ...gy calculates the correct time of day to turn on your heating or cooling system Smart Response technology considers the following information Air temperature Wall temperature The time of day when you want the comfort temperature established When the thermostat activates Smart Response technology the thermostat displays In Recovery changes the setpoint and turns on the system Your CT3600 CT3697 The...

Page 22: ...Y JUMPER INTACT M10616 M10617 THERMOSTAT 1 POWER SUPPLY PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED 1 4 WIRE HEAT COOL JUMPER INTACT HEATING RELAY OR VALVE COIL COOLING CONTACTOR COIL FAN RELAY B R RC O W Y G THERMOSTAT 4 WIRE SINGLE STAGE HEAT PUMP JUMPER INTACT B R RC O W Y G 2 3 THERMOSTAT 3 WIRE HEAT ONLY WITH FAN JUMPER INTACT B R RC O W Y G ...

Page 23: ...T MEANS AND OVERLOAD PROTECTION AS REQUIRED 1 1 5 WIRE HEAT COOL JUMPER REMOVED HEATING RELAY OR VALVE COIL COOLING CONTACTOR COIL FAN RELAY B R RC O W Y G M18738 HEAT RELAY COMPRESSOR CONTACTOR COOL DAMPER 1 POWER SUPPLY PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED 1 5 WIRE HEAT COOL WITH DAMPER JUMPER INTACT B R RC O W Y G FAN RELAY HEAT DAMPER THERMOSTAT ...

Page 24: ...hich occurred while the product was in the possession of a consumer Honeywells sole responsibility shall be to repair or replace the product within the terms stated above HONEYWELL SHALL NOT BE LIABLE FOR ANY LOSS OR DAMAGE OF ANY KIND INCLUDING ANY INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING DIRECTLY OR INDIRECTLY FROM ANY BREACH OF ANY WARRANTY EXPRESS OR IMPLIED OR ANY OTHER FAILURE OF THIS P...

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