Honeywell CT3650 Support and Manuals

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Owner's Manual - Page 1

...All Rights Reserved Place Bar Code Here 69- 1285- 2 Set the Fan and System Key ...18 If You Have a Problem ...19 Smart Response™ Technology ...20 Wiring Diagrams ...21 ® U.S. Remove Old Thermostat ...6 Step 3. Honeywell CT3650 PROGRAMMABLE THERMOSTAT Seven Day Programmable Heat and/or Cool Low Voltage (20 to 30 Vac) Thermostat and Wallplate Model CT3650 Para pedir estas instrucciones...
Owner's Manual - Page 2

You can use the preprogrammed schedule, or set your old control in the trash. MERCURY NOTICE If ...Honeywell Inc. This manual answers many of the questions that can damage the product or cause a hazardous condition. Total comfort temperature management with your local waste management authority for instructions regarding recycling and the proper disposal of this thermostat is replacing...
Owner's Manual - Page 3

TIME /TIME SETS TIME FORWARD OR BACK SET CURRENT DAY/TIME SETS CURRENT TIME AND DAY RUN PROGRAM RETURNS THERMOSTAT TO NORMAL OPERATING MODE HOLD TEMP SETS A HOLD TEMPERATURE SETTING AND ACTIVATES VACATION HOLD FEATURE Run Program Set Current Day/Time Hold Temp Day Daylight Time Copy Time Wake Heat/Cool Settings Fan System DAYLIGHT TIME SELECTS STANDARD TIME...
Owner's Manual - Page 4

... TEMPERATURE DISPLAYED IS THE CURRENT ROOM TEMPERATURE SHOWS THE BATTERIES ARE LOW AND MUST BE REPLACED SHOWS CURRENT SYSTEM KEY POSITION HEAT/OFF/COOL SHOWS THAT THERMOSTAT IS "CALLING" FOR HEAT OR COOL DISPLAYS EITHER ROOM OR SET TEMPERATURES SHOWS CURRENT FAN KEY POSITION ON/AUTO SHOWS SYSTEM ON DAYLIGHT SAVINGS TIME SHOWS...
Owner's Manual - Page 5

... anchors • 3 Energizer® AA batteries • Wallplate • Wiring labels • Owners manual Tools Required • Screwdriver • Drill 5 69-1285-2 PREPARE FOR INSTALLATION ❑ Check Table 1, the compatibility chart, to make sure the thermostat is not compatible, call Honeywell Customer Relations Center, toll-free, 1-800-468-1502. Not compatible with your system...
Owner's Manual - Page 6

...thermostat. For information about which programmable thermostats will work only if you disconnect each wire, attach the enclosed labels with your new thermostat and wallplate. If the cover does not snap off power to touch, or you probably have a variation of screws, instructions... Installations Read this thermostat works with the old terminal designation. Replacing a Thermostat ...
Owner's Manual - Page 10

... current time and day. Refer to Set the Clock for one to two months before leaving to prevent 60 70 80 90 the system from shutting down due to lack of battery power in the thermostat. Honeywell recommends Energizer® batteries. When the batteries are dead or installed incorrectly. You must reset the time...
Owner's Manual - Page 11

... during heating. To change any or all of these settings. CUSTOMIZE YOUR THERMOSTAT Your Honeywell CT3650 thermostat comes preset to main display. The settings are : 0 = Gas or oil furnace. FEATURE ...❑ Press until the screen shows. Temperature °F. 12-hour clock format. Thermostat controls fan operation during heating (preset). You now can damage the keyboard. ❑...
Owner's Manual - Page 13

... school. (This is a lower temperature during the heating season and a higher temperature during the cooling season). Set Current Day/Time ❑ Press Day until "DST" displays if daylight savings time is located behind the thermostat cover. There is an individual key for work or school. (This is a higher temperature during the heating...
Owner's Manual - Page 14

... setpoints cannot be helpful when planning your schedule of time and temperature settings. Table 3 can set for an energy-saving temperature while you want the house at a comfortable... lower temperature during the heating season and a higher temperature during the cooling season). The thermostat default settings are shown in parentheses ( ). Sleep -The program period you can be higher than...
Owner's Manual - Page 16

... the normal program display appears. Clear a Program Period NOTE: Wake cannot be cleared. ❑ Press Run Program . 69-1285-2 16 Copy a Day Your thermostat can copy program settings from one day to another. ❑ Press , Wake , Leave Return or Sleep to enter programming mode. ❑ Press Day until the display shows the...
Owner's Manual - Page 17

... 69-1285-2 Temporary appears in the display. The setting cancels when the next program period starts or when you want the program to the program. Change Temperature Setting Indefinitely (Hold) ❑ Press System until the screen shows the desired temperature setting. OPERATING YOUR THERMOSTAT Change Temperature Setting Until the Next Program Period (Temporary Change) ❑...
Owner's Manual - Page 18

... operation. ❑ Press Fan until the display shows Off. ❑ Cool: The thermostat controls your original setting. ❑ Press Daylight Time during normal operation, the fan reverts to the programmed fan setting when the next program period begins. SET THE FAN AND SYSTEM KEY Set the Fan Key ❑ Fan On: The fan runs continuously.
Owner's Manual - Page 19

...settings are installed correctly. • Make sure the thermostat... is mounted and latched on the wallplate if it is in the Off position. • Wait five minutes for the system to respond. • Set the system key to 32°C). Solution Guide. Then... If all of this has been checked, contact your thermostat... heating setting range ...
Owner's Manual - Page 20

...See Step 7. For additional information, go to the thermostat. M18591 20 SMART RESPONSE™ TECHNOLOGY Your CT3650 is actually a small computer. Smart Response technology considers the following information available: • Thermostat model number. (Located on back of thermostat). • Thermostat date code. (Located below model number). • Type of heating/cooling system...

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