Honeywell CT8602 Support Question
Honeywell CT8602 Support Question
Find answers below for this question about Honeywell CT8602.Need a Honeywell CT8602 manual? We have 1 online manual for this item!
Question posted by Anonymous-37786 on September 8th, 2011
Thermostat Reads Eee Instead If Temp. Can't Make Those Three Letters Go Away
Thermostate reads EEE instead of temperature. System will not turn on expect the fan will operate manually if switched on.
Current Answers
Related Honeywell CT8602 Manual Pages
Owner's Manual - Page 1
...com/yourhome. Remove Old Thermostat ...5 Step 3. Set Fan Operation Switch ...9 Step 7. Set the Fan and System Switches ...19 If You Have a Problem ...20 Wiring Diagrams ...22
® U.S. Prepare for Installation ...5 Step 2. Mount Thermostat Wallplate ...6 Step 4. Programming ...14 Step 11. All Rights Reserved
69-1532-2 Honeywell CT8602
PROGRAMMABLE THERMOSTAT
Seven Day Programmable...
Owner's Manual - Page 2
...temperature by the time you wake up or return home. • Saves the maximum amount of the art in the trash. MERCURY NOTICE
If this thermostat...SWITCH
TYPICAL LOCATION OF A MERCURY SWITCH IN A THERMOSTAT
M10614
69-1532-2
2 Total comfort temperature management with your Honeywell thermostat -
This manual... Failure to adjust the temperature when
you become familiar and comfortable ...
Owner's Manual - Page 3
...AND SETPOINTS
SET RETURN TIMES AND SETPOINTS
RETURN TO NORMAL OPERATIONS
ENTER INDEFINITE OR TIMED HOLD MODE
SET CURRENT OR ...TEMPERATURE SETTING OR SCROLL FORWARD THROUGH INSTALLER SETUP OPTIONS
DECREASE TEMPERATURE SETTING OR SCROLL BACKWARD THROUGH INSTALLER SETUP OPTIONS
DISPLAY INFORMATION SUCH AS PRESENT SETTINGS AND OUTDOOR TEMPERATURE
SET SLEEP TIMES AND SETPOINTS
SYSTEM SWITCH
FAN SWITCH...
Owner's Manual - Page 4
...
AM
Hold for
Days Mon Tue Wed Thu Fri Sat Sun Repl Batt Room
SHOWS THE TEMPERATURE DISPLAYED IS THE CURRENT SET TEMPERATURE
System Heat Off
Cool
SHOWS CURRENT SYSTEM SWITCH POSITION HEAT/OFF/COOL
SHOWS THAT THERMOSTAT IS "CALLING" FOR HEAT OR COOL
Wake Leave Return Sleep DST
SHOWS CURRENT DAY OR DAYS...
Owner's Manual - Page 5
... not need to be sure all items are replacing:
• Clock thermostat with separate wires for plaster
STEP 2. PREPARE FOR INSTALLATION
! for the clock.
• Thermostat with six or more wires connected to make sure they do not operate the cooling system when
outdoor temperature is below 50°F (10°C).
!
Test your local heating...
Owner's Manual - Page 6
...operation of a multistage heat pump or other multistage system. Level wallplate, if desired. Replacing a Clock Thermostat that has C or C1 Clock Terminals
When replacing a Honeywell Chronotherm® Thermostat... fan On switch this thermostat works with your system. Replacing a Thermostat...wallplate
and thermostat and pulling wallplate up and away from thermostat.
MOUNT THERMOSTAT WALLPLATE
!...
Owner's Manual - Page 7
... the corresponding terminal letter on the wires when you placed on new thermostat. Loosen terminal screws. Slip each wire beneath matching
terminal. FOR WRAPAROUND INSERTION STRIP 7/16 IN. (11 MM). M4826
7
Y G
R W
M16425
69-1532-2 Refer to both acceptable, (see Wiring Diagrams section. ! Refer to help prevent drafts from adversely affecting thermostat operation. Plug the...
Owner's Manual - Page 8
...
Description
R, RHa, 4, V
R
Power
Rc, Ra
Rc
Power for programming and operation of the wire with electrical tape and push the taped wire back into the wiring hole in the wallplate so the positive terminals all
point up and away as shown on Old and New Thermostats.
Table 1. Terminal Designations on the next page.
Owner's Manual - Page 9
...9
M16424
FUEL SWITCH
M12676
69-1532-2 SET FAN OPERATION SWITCH
The thermostat fan operation switch, labeled FUEL SWITCH, is the ...thermostat.
! The E setting allows the fan to the thermostat and the wall surface. Replace the batteries as soon as long and can
leak, causing damage to turn on immediately with the heating and cooling in the F position. IMPORTANT Although the thermostat...
Owner's Manual - Page 10
... are: • Gas or oil forced air furnace. • Smart Response Technology on. • Temperature °F. • 12-hour clock format. B. You can change any of these settings.
69-1532-2
10 ENGAGE TABS AT TOP OF THERMOSTAT AND WALLPLATE. M12703A
STEP 8. STEP 7.
You now can change any or all of these settings...
Owner's Manual - Page 14
... keys are away at work or
school. (This is a lower
temperature during heating season and a higher temperature during cooling season.) - Pressing displays the current temperature settings. SET...at a comfortable temperature while you get ready for an energy-saving temperature while you press a key.
! The thermostat displays day, time, program period, temperature, system and fan settings. STEP ...
Owner's Manual - Page 16
...period. Press
Run Program
when the entire week is now
programmed.
! Copy a Day
Your thermostat can copy that day to copy. Mon
! Repeat these steps for each step in Copy a...for two seconds and then the normal program display appears. Press Day until the display shows the desired temperature setpoint. ! Press Copy . M13327
Mon Wed
! Press , Wake , Leave Return or Sleep to...
Owner's Manual - Page 17
... Indefinitely (Hold)
! Press
. OPERATING YOUR THERMOSTAT
Change Temperature Setting Until the Next Program Period (Temporary Change)
!
The setting cancels when the next program period starts or
when you want to be cleared.
! Press Hold Temp then or to change your setting if desired. (The display changes from showing the setpoint
temperature to the desired position...
Owner's Manual - Page 18
...Press
Daylight Time
during fall to be away (1 through various time options. (One... feature allows you to switch between standard time and daylight...thermostat activates a timer, the thermostat flashes Filter until display shows desired temperature setpoint.
! Reset the timer by pressing the key three or four times.
Press Time
until the expired timer is displayed when operating...
Owner's Manual - Page 19
....
Then set Fan switch. Heat: The thermostat controls your local contractor or visit www.honeywell.com/yourhome.
Contact your heating system.
The equipment controls the fan operation. Heat System
On Fan
Off
Auto Cool
19
69-1532-2 Cool: The thermostat controls your furnace filter, humidifier pad or UV lamp, see the product owner's manuals. Fan On: The fan runs continuously...
Owner's Manual - Page 20
...not come on .
• Set the system switch to Cool. • Make sure the cooling setpoint is below the room temperature. • Make sure the circuit breaker is not tripped, and ...cannot set the heating higher or the cooling lower).
•
Make sure the temperature setpoints are fresh and installed correctly. • Make sure the thermostat is 45°F to 99°F (7°C to respond....
Owner's Manual - Page 21
Solution Guide. If you have questions about this thermostat. Temperature change occurs at 1-800-468-1502.
21
69-1532-2
NOTE:.... • Make sure the current time and day settings are correct. • Reprogram any incorrect settings. If... Table 3. Thermostat backlight appears dim. Toll-Free Customer Assistance
Please read and follow the instructions for this thermostat, visit our web...
Owner's Manual - Page 22
... PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. PROVIDE 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 DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
2 USE EITHER O OR B FOR HEAT PUMP CHANGEOVER.
3 USING A JUMPER WIRE...
Owner's Manual - Page 23
... complies with Canadian Radio Interference Regulations, CRC c. 1374.
23
69-1532-2 5-WIRE HEAT/COOL (JUMPER REMOVED)
THERMOSTAT B
RC O W Y
R
G
5-WIRE HEAT/COOL WITH DAMPER (JUMPER INTACT)
THERMOSTAT B
RC O W Y
R
G
HEATING RELAY OR VALVE COIL
1
FAN RELAY
COOLING CONTACTOR COIL
1
1 POWER SUPPLY. PROVIDE
DISCONNECT MEANS AND OVERLOAD
PROTECTION AS REQUIRED.
PROVIDE DISCONNECT MEANS...
Owner's Manual - Page 24
... costs. Some states do not allow limitations on how long an implied warranty lasts, so the above . THIS WARRANTY IS THE ONLY EXPRESS WARRANTY HONEYWELL MAKES ON THIS PRODUCT.
Honeywell Limited-Honeywell Limitée
1985 Douglas Drive North
35 Dynamic Drive
Golden Valley, MN 55422
Scarborough, Ontario
M1V 4Z9
69-1532...
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