Honeywell CT3650- User Manual

Page 2 - by automatically remembering to adjust the temperature when; Provides the ultimate in comfort and convenience; . It comes preprogrammed. You can use the preprogrammed; MERCURY NOTICE

69-1285—2 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 furnace or air conditioning should g...

Page 5 - STEP 1. PREPARE FOR INSTALLATION; Package Contents; System Type

5 69-1285—2 STEP 1. PREPARE FOR INSTALLATION ❑ Check Table 1, the compatibility chart, to make sure the thermostat is compatible with your system. If your system is not compatible, call Honeywell Customer Relations Center, toll-free, 1-800-468-1502. Table 1. Compatibility Chart. a Compatible with 2-...

Page 6 - STEP 2. REMOVE OLD THERMOSTAT; Special Installations; not; Replacing a Thermostat that has Six or More Wires

69-1285—2 6 STEP 2. REMOVE OLD THERMOSTAT ❑ Test your heating and cooling systems to make sure they work properly. If either system does not work, contact your local heating/air-conditioning dealer. To avoid compressor damage, do not operate the cooling system when outdoor temperature is below 50°F ...

Page 7 - STEP 3. MOUNT THERMOSTAT WALLPLATE; Tighten mounting screws.

7 69-1285—2 STEP 3. MOUNT THERMOSTAT WALLPLATE ❑ 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. ❑ Position the wallplate on the w...

Page 8 - STEP 4. WIRE WALLPLATE TERMINALS; IMPORTANT

69-1285—2 8 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 9 - Table 2. Terminal Designations on Old and New Thermostats.; STEP 5. INSTALL THE BATTERIES; Terminal on Old Thermostat

9 69-1285—2 Table 2. Terminal Designations on Old and New Thermostats. a If both RH and R terminals are present on existing thermostat, remove jumper and connect Rh to R and R to Rc. b Do not connect both O and B when wiring to a single stage heat pump. Connect O to O. Tape off B. c Tape off end of ...

Page 10 - STEP 6. MOUNT THE THERMOSTAT

69-1285—2 10 When the batteries are running low, a REPL BAT message flashes for one to two months before the batteries run out completely. Replace the batteries as soon as possible once the message flashes. IMPORTANT Although the thermostat has a low battery indicator, replace the batteries once per...

Page 11 - STEP 7. CUSTOMIZE YOUR THERMOSTAT

11 69-1285—2 STEP 7. CUSTOMIZE YOUR THERMOSTAT Your Honeywell CT3650 thermostat comes 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 Alw...

Page 12 - Smart ResponseTM Technology (Feature Number 13); to move to next feature or

69-1285—2 12 ❑ Press Time to move to next feature or to return to main display. Smart Response™ 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....

Page 13 - STEP 8. SET THE CLOCK; Set Current Day and Time; until screen shows current day.

13 69-1285—2 Factory Set Function (Feature Number 37) Do not change this setting. STEP 8. SET THE CLOCK Set Current Day and Time 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 t...

Page 15 - Program the First Day; or

15 69-1285—2 Program the First Day Start by programming the wake time and temperature for one day. ❑ Press and release . ❑ Press until the desired day displays. (Mon, Tue, Wed, Thu, Fri, Sat, Sun) ❑ Press time or until the desired time shows in the display. NOTE: Program times are in 15 minute inter...

Page 16 - Copy a Day; to enter programming mode.; Clear a Program Period; until the desired day displays.

69-1285—2 16 Copy a Day Your thermostat can copy program settings from one day to another. ❑ Press , , or to enter programming mode. ❑ Press until the display shows the day you want to copy. ❑ Press . The display shows. ❑ Press until the display shows the day you want to copy to. ❑ Press to accept t...

Page 17 - STEP 10. OPERATING YOUR THERMOSTAT; Change Temperature Setting Indefinitely (Hold); until “Heat” or “Cool” is displayed.; Daylight Savings Time Key

17 69-1285—2 STEP 10. OPERATING YOUR THERMOSTAT Change Temperature Setting Until the Next Program Period (Temporary Change) ❑ Press or until the screen shows the desired temperature setting. NOTE: The temporary temperature setting is displayed for about 3 seconds and then the room temperature is dis...

Page 18 - STEP 11. SET THE FAN AND SYSTEM KEY; Set the Fan Key; until display shows On.; Set the System Key; until display shows Heat.

69-1285—2 18 ❑ Press during the spring to set time forward one hour. DST is displayed when operating on daylight savings time. NOTE: Pressing the Daylight Time key more than once in a five minute period scrolls you through various time option. For example, one hour earlier or later, with or without ...

Page 19 - IF YOU HAVE A PROBLEM; Then...

19 69-1285—2 IF YOU HAVE A PROBLEM Table 4. Solution Guide. If... Then… Display does not appear. • Make sure the batteries are installed correctly. • Make sure the thermostat is mounted and latched on the wall plate.Mount and latch the thermostat on the wallplate if it is not. Temperature settings w...

Page 20 - Toll-Free Customer Assistance; Location and number of wires connected to the thermostat.; SMART RESPONSETM TECHNOLOGY; The time of day when you want the comfort temperature established.

69-1285—2 20 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 21 - WIRING DIAGRAMS

21 69-1285—2 WIRING DIAGRAMS THERMOSTAT 1 POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 1 HEATINGRELAY ORVALVE COIL B R RC O W Y G 2-WIRE HEAT-ONLY (JUMPER INTACT) M10616 M10617 THERMOSTAT 1 POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 1 4...

Page 23 - Limited One-Year Warranty; Honeywell Limited/Honeywell Limitée

23 69-1285—2 Limited One-Year Warranty Honeywell warrants this product, excluding battery, to be free from defects in the workmanship or materials, under normal use and service, for a period of one (1) year from the date of purchase by the consumer. If, at any time during the warranty period, the pr...

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. 69-1285—2 J.H. Rev. 04-01 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...

Honeywell CT3650- User Manual

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