Page 2 - Keeps you comfortable; MERCURY NOTICE
69-1081—3 2 TOTAL COMFORT TEMPERATURE MANAGEMENT WITH SMART RESPONSE™ TECHNOLOGY. Congratulations! You made a smart choice by purchasing your new Honeywell thermostat; the smart thermostat that;• Keeps you comfortable by automatically calculating exactly when the heat pump should go on to have the h...
Page 5 - STEP 1. PREPARE FOR INSTALLATION; Package Contents; STEP 2. REMOVE OLD THERMOSTAT
5 69-1081—3 STEP 1. PREPARE FOR INSTALLATION q This thermostat is designed to work with multistage heat pumps (heat pumps with Auxiliary and/or Emergency Heat). Check Table 1 in Step 4 to make sure the CT3611 is compatible with your system. If you have compatibility questions, contact Honeywell at w...
Page 6 - STEP 3. MOUNT THERMOSTAT WALLPLATE; Tighten mounting screws.
69-1081—3 6 STEP 3. MOUNT THERMOSTAT WALLPLATE q Separate the wallplate from the thermostat by placing your thumb or fingers between the bottom of the wallplate and the thermostat, and pulling the wallplate up and away from the thermostat. See illustration at right. q Position the wallplate on the w...
Page 7 - STEP 4. WIRE WALLPLATE TERMINALS; IMPORTANT
7 69-1081—3 STEP 4. WIRE WALLPLATE TERMINALS IMPORTANT All wiring must comply with local codes and ordinances. If unsure about household wiring procedures, call your local heat-ing/air-conditioning contractor. Refer to the labels you placed on the wires when you removed the old thermostat (see illus...
Page 8 - Table 1. Terminal Designations on Old and New Thermostats.
69-1081—3 8 IMPORTANT If you have any wiring questions, contact Honeywell at www.honeywell.com/yourhome or call Honeywell Customer Relations Center, toll-free, 1-800-468-1502. a Never attach wires to both the O and B terminals on the CT3611. If the old thermostat had wires on both the O and B termin...
Page 9 - You can change any or all of these settings.
9 69-1081—3 STEP 5. MOUNT THE THERMOSTAT STEP 6. CUSTOMIZE YOUR THERMOSTAT Your Honeywell CT3611 thermostat comes preset to the most commonly used settings. The settings are:— Auxiliary and/or Emergency Heat type.— Smart Response™ technology on.— Temperature °F.— 12-hour clock format. You can change...
Page 10 - Smart ResponseTM Technology (Feature Number 13)
69-1081—3 10 q Press and hold down , , and , simultaneously until the screen shows. You now can change any of these settings. Auxiliary Heat Type (Feature Number 5) Auxiliary Heat options are:— 3 = Hot water, high efficiency furnace (90% or better).— 6 = Gas or oil forced air furnace (preset).— 9 = ...
Page 11 - STEP 7. SET THE CLOCK; Set Current Day and Time
11 69-1081—3 Temperature Format (Feature Number 14) Temperature format options are:— 0 = °F (preset).— 1 = °C. To change temperature format: q Press once. q Press Time to move to next feature or to return to main display. Time Format (Feature Number 16) Time format options are:— 0 = 12-hour clock (p...
Page 13 - Program the First Day
13 69-1081—3 Table 2 can be helpful when planning your schedule of time and temperature settings. The thermostat default settings are shown in parentheses ( ). Table 2. Personal Programming Table. a Your heating setpoints cannot be higher than 90°F (32°C) or lower than 40°F (4.5°C). b Your cooling s...
Page 14 - Copy a Day
69-1081—3 14 NOTE: Program times are in 15 minute intervals. For example, 8:00, 8:15, 8:30. q Press or until the desired wake temperature displays. The setpoint temperature range is 40°F to 90°F (7°C to 31°C) for heating and 45°F to 99°F (9°C to 37°C) for cooling. q Press to switch between setpoints...
Page 15 - Clear a Program Period; STEP 9. OPERATING YOUR THERMOSTAT
15 69-1081—3 q Press to accept the change. q Repeat these steps for each day you want to copy. NOTE: donE appears for two seconds and then the normal program display appears. Clear a Program Period NOTE: Wake cannot be cleared. q Press , , or for the program period you want to clear. q Press until t...
Page 17 - Usage Key; STEP 10. SET THE FAN AND SYSTEM SWITCHES
17 69-1081—3 Usage Key q Press once to display the hours and minutes that the heating or cooling system has been operating for the current day. q Press a second time to display the system operating time for the previous day (midnight to midnight). q Press a third time to display the system operating...
Page 18 - IF YOU HAVE A PROBLEM; Then...
69-1081—3 18 IF YOU HAVE A PROBLEM Table 3. Solution Guide. If... Then… Display does not appear. • Make sure the thermostat is mounted and latched on the wall plate.Mount and latch the thermostat on the wallplate if it is not. • Make sure terminal C is connected to the system transformer common. • M...
Page 19 - Toll-Free Customer Assistance
19 69-1081—3 Toll-Free Customer Assistance Please read and follow the provided instructions for this thermostat. For additional information, go to www.honeywell.com/yourhome or call the Honeywell Customer Relations Center at 1-800-468-1502. The Center hours are Monday through Friday, 7:00AM to 5:30P...
Page 20 - SMART RESPONSETM TECHNOLOGY; The time of day when you want the comfort temperature established.; In Recovery
69-1081—3 20 SMART RESPONSE™ TECHNOLOGY Your CT3611 is actually a small computer. The Smart Response™ technology 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 ti...
Page 21 - WIRING DIAGRAMS; See Table 1 on page 8 for additional wiring assistance.; Typical hookup of CT3611 with isolated
21 69-1081—3 WIRING DIAGRAMS See Table 1 on page 8 for additional wiring assistance. Typical hookup of CT3611 with isolated stage-one heating and cooling connections . 1 POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. NEVER ATTACH WIRES TO BOTH THE O AND B TERMINALS. SEE ...
Page 22 - Limited One-Year Warranty; If the product is defective,
69-1081—3 22 Notice: This thermostat is a Class B digital apparatus that complies with Canadian Radio Interference Regulations, CRC c. 1374. Limited One-Year Warranty Honeywell warrants this product, excluding battery, to be free from defects in the workmanship or materials, under normal use and ser...
Page 24 - Home and Building Control Home and Building Control
Printed in U.S.A. on recycled paper containing at least 10% post-consumer paper fibers. 69-1081—3 J.H. Rev. 11-01 www.honeywell.com/yourhome Home and Building Control Home and Building Control Honeywell Honeywell Limited-Honeywell Limitée 1985 Douglas Drive North 35 Dynamic Drive Golden Valley, MN 5...