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Honeywell CT3200 Owner's Manual - Page 10

Five wires connected to the old thermostat, Old thermostat terminals that do not match new

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Five wires connected to the old thermostat Your new thermostat has a factory-installed metal jumper between the R and Rc terminals (Fig. 15). Remove the jumper before wiring the R and Rc terminals. Fig. 15 JUMPER (FACTORY- INSTALLED). REMOVE IF 5-WIRE SYSTEM R Rc WY G M20127 Old thermostat terminals that do not match new thermostat terminals Use the table below to wire the new thermostat. Old thermostat terminal Connect to new thermostat terminal Description R, RH, 4, V Rc, R W, W1, H Y, Y1, M G, F O B C, X, B W2, H2 Y2 R* Rc* W Y G Do not continue installation Do not connect Do not continue installation. Power Power for cooling Heat Cooling Fan Changeover in cool (O terminal) or changeover in heat (B terminal). You have a single stage heat pump or zoning system. See page 2 for an alternate thermostat model. Transformer common. Second stage heat (W2, H2) or second stage cooling (Y2). You have a multistage heating/cooling system. See page 2 for an alternate thermostat model. *Remove factory-installed jumper between R and Rc terminals in 5-wire systems. 10 INSTALLATION 69-0653-6

Section	Page
MagicStat® CT3200 Programmable Thermostat	1
Verify that you have the right thermostat	2
Step 1. Prepare for installation	3
a. Carefully unpack your new thermostat. Save your receipt and make sure you have the following p...	3
b. Gather the needed tools and supplies listed below.	3
c. Make sure that your heating and cooling systems are working properly. If there is a problem wi...	3
Step 2. Remove the old thermostat	4
Step 3. Install the mounting plate	5
Step 4. Set the thermostat for your type of heating system	6
Heating System Table	7
Note: Setting the screw “out one turn” means turning the screw 360˚ counter-clockwise, or one com...	7
Step 5. Wire the thermostat terminals	7
Step 6. Mount the thermostat	8
Step 7. Install the batteries	8
Special wiring instructions	9
A clock thermostat with C or C1 terminals	9
A clock thermostat has one or two extra wires attached to the C or C1 terminals that allow the cl...	9
a. Make sure that power to the heating/cooling system is turned off.	9
b. Locate the wires that are connected to the clock terminals marked C or C1.	9
c. As you disconnect the wires, do not allow these wires to touch.	9
d. Wrap the wires separately, using electrical tape to insulate the wires.	9
e. Place the wires where they will not interfere with the operation of the new thermostat. You wi...	9
f. Continue with the installation as instructed on page 4 at step 2e.	9
Six or more wires	9
If your old thermostat has six or more wires (excluding clock wires attached to the C or C1 termi...	9
Three thermostat wires	9
If you have three wires for heating only and can operate the fan using the fan ON switch, the 320...	9
Wires that are not connected to the old thermostat	9
If there are extra wires that do not connect to your old thermostat, do not label them. You will ...	9
Five wires connected to the old thermostat	10
Your new thermostat has a factory-installed metal jumper between the R and Rc terminals (Fig. 15)...	10
Old thermostat terminals that do not match new thermostat terminals	10
Use the table below to wire the new thermostat.	10
Step 1. Set the current time and day	12
Step 2. Learn about the programming features	12
Programming tips	13
Step 3. Program the heating schedule	14
a. Write in the times and temperatures that you want to program for your heating schedule.	14
Step 4. Program the cooling schedule	15
a. Write in the times and temperatures that you want to program for your cooling schedule.	15
b. Set the System switch to COOL.	16
c. Repeat steps 3c. through 3k. to program the weekday and weekend cooling schedule.	16
Step 5. Check out the system	16
Change the clock for Daylight/Standard time	17
a. Press once. The time is displayed.	17
b. Press and hold or until the correct time is displayed.	17
c. Press once. The current time and day and the current temperature are displayed.	17
Set the Fan and System switches	17
Replace the batteries	18
a. Make sure that the System switch is set in the OFF position.	18
b. Open the battery door.	18
c. Press on the left side of the batteries to remove them.	18
d. Install the new batteries. Make sure that the positive and negative terminals are oriented cor...	18
e. Close the battery door and set the System switch to HEAT or COOL.	18
Override the program settings	19
Frequently asked questions	21
Customer assistance	22
For all questions concerning this thermostat, please read and follow the instructions. If you nee...	22