Honeywell CT2400 Support Question
Honeywell CT2400 Support Question
Find answers below for this question about Honeywell CT2400.Need a Honeywell CT2400 manual? We have 1 online manual for this item!
Question posted by dkingusgs on October 11th, 2011
Magic Stat Thermostat Wiring
I had reason to remove my model CT2400 thermostat from the wall and I noticed that the green wire was not connected to the "G" terminal, but rather to the "Y" terminal. What would be the reason for this and what would be the results? Don
Current Answers
Related Honeywell CT2400 Manual Pages
Owner's Manual - Page 1
... repair or replace the product within a reasonable period of one (1) year from defects in...removal or reinstallation coats. If you . Box 524, Minneapolis, MN 55440-0524 or call 1-800-468-1502, Monday-Friday, 7:00 a.m.
PROGRAMMABLE THERMOSTAT BY HONEYWELL
Weekday/Weekend (5-day/2-day) Programmable Heat and/or Cool Low Voltage (20 to 30 Vat) Thermostat and Mounting Plate Model CT2400...
Owner's Manual - Page 2
...WALL
T
~
WIRE CUTTEWSTRIPPER OR SHARP KNIFE, IF NEEDED, TO STRIP WIRES
~AsKING
TAPE
,F
NEEDED, TO Ll&EL WIRES AS DISCONNECTED FROM OLD THERMOSTAT
UIall
ulEa-'-U
LEVEL, IF NEEDED, TO LEVEL THERMOSTAT FOR APPEARANCE
3
M378B Welcome to the world of your old thermostat. wo-0. MERCURY SWITCH
M3701
Table Of Contents
STEP 1 Prepare For Installation 2 STEP 2 Remove Old Thermostat... thermostat ...
Owner's Manual - Page 3
... with hot water baseboard systems. Will not work with such systems so return the product to retailer. The thermostat is not, return to the place of purchase. Three thermostat wires? The thermostat will not work without installing an isolating relay on steam or
gravity systems.
7
_ Remove Old Thermostat
[1 Test to subbase, wallplate or wall, and lift away.
Owner's Manual - Page 4
... reprogram the thermostat.
flashing.
Program The Thermostat
After the batteries are completely dead, the "bAt Lo" indicator will stay on the wall.
See pages 12 and 13 to remove battery door... display as shown, making sure positive and negative terminals are dead or incorrectly installed, and you will not have to remove. _ Install The Batteries
IMPORTANT: Batteries must be...
Owner's Manual - Page 5
... copy to raise the cool temperature during weekdays would only require programs for the weekends, the thermostat will automatically control heating at 68° F [20° C], and cooling at 78&#... lower than 45° F [7: C].
10.-
.-
-
Also, you do not need to program the thermostat, it will probably be set any higher than 88° F [31 0 C] or any time during programming...
Owner's Manual - Page 6
Remove battery door (on display. to set any higher than 88° F [31 0 C] or any lower than 45° F [7° C]
NOTE: If you decide not to program the thermostat, it will automatically control heating...to the weekend schedule.
~ The temperatures cannot be used for programming your new thermostat. NOTE: Batteries are required for "SLEEP."
Repeat sequence
u for operation and ...
Owner's Manual - Page 7
....
~ : Customem r Assistance
_ Adjust Fan Operation Switch, As Required
D The thermostat fan operation switch, labeled FUEL SWITCH (see
each
time
and
temperature; The system on -... table shown in the "F position. ately with the heating or cooling in a system where the "G" terminal is connected.
_ Adjust System On-Time, As Required
El The system on -time, readjust screws A and/or...
Owner's Manual - Page 8
...holes, pulling wires through wiring opening. Loosely insert two mounting screws into drilled holes until flush with the wall. Cycles would not be long enough for steam/gravity air. E [G- THERMOSTAT BACK
.------ 1
T- Gently tap anchors (provided) into holes.
Plate
~/ ;&ORS (2)
'b
18 - -.
- -.
•l Remove mounting plate from wall, and drill 3/1 6 inch holes in wall (if drywall...
Owner's Manual - Page 11
... TOP OF
c. PRESS LOWER EDGE
OF CASE TO blTCH.
1
J,(4
+
NOTE: To remove thermostat from wall, first pull out at bottom of thermostat, removing top last. *4
mm Check Thermostat Operation After Programming And Installing
HEATING Do not check heating system operation by jumpering thermostat terminals at the thermostat. Temp Warmer c1
Temp Cooler o
25
Move the system switch to HEAT...
Owner's Manual - Page 12
... O" C]. NOTE: When cooling setting is set the fan switch. Press key until setting is connected to the
thermostat.)
27
Then set the system switch. The cooling equipment and fan should start.
The system and...further information. Move the system switch to five minutes before turning on back of thermostat is changed, thermostat may delay up to OFF with furnace only. C:ol 0/ H~at AUTO.. ...
Owner's Manual - Page 13
Remove batteries. Do not use anything abrasive on cooling. Check that R-Rc jumper is higher than current ...bAt Lo," install fresh batteries. Check the program times for correct wiring and good connections. Reprogram if necessary. If display is 45° F to OFF for ten minutes.
Cooling will not come on thermostat is coming from COOL to 88°F [7°Cto310 C]. Check ...
Owner's Manual - Page 14
... have the following information available: thermostat model number and date code, kind of heating/cooling system (i.e., hot water, warm air, oil, gas, etc.), and number of wires connected to instructions on thermostat display.
- If
additional assistance is normal for up to prevent drafts that the wiring hole in the wall behind thermostat is factory-calibrated, and cannot be...
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