XT302C DELUXE PROGRAMMABLE HEAT-COOL THERMOSTAT

WALL

THERMOSTAT

B

Y1

Y2

W1 W2 G

R

H

H

OT

OT

WIRES

THROUGH WALL

WALL ANCHORS

(2)

BLUE

YELLOW

BROWN

 

WHITE

BLACK

 

GREEN

RED

 

COMPRESSOR

 

HEAT

 

 

 

 

CONTACTOR 2

 

STAGE 2

 

 

COMPRESSOR

HEAT

FAN

CONTACTOR 1

STAGE 1

 

HUMIDISTAT OPENS ON RISE TAYSTAT253A

OUTDOOR TEMPERATURE SENSOR TAYSENS100A

L1

(HOT)

L2

1

 

MOUNTING

HOLES

MOUNTING

SCREWS

M15044

Fig. 2. Mounting the wallplate.

2.Use a pencil to mark the mounting holes. See Fig. 2.

3.Remove the wallplate from the wall and drill two 3/16 inch holes in the wall (if drywall) as marked. For firmer material such as plaster, drill two 7/32 inch holes. Gently tap anchors (provided) into the drilled holes until flush with the wall.

4.Position the wallplate over the holes, pulling wires through the wiring opening.

5.Loosely insert the mounting screws into the holes.

6.Tighten mounting screws.

1 POWER SUPPLY. PROVIDE DISCONNECT MEANS

TRANSFORMER

 

AND OVERLOAD PROTECTION AS REQUIRED.

M17116

Fig. 3. Typical hookup of XT302C in a heat cool system.

 

FOR STRAIGHT

FOR WRAPAROUND

INSERTION STRIP

5/16 IN. (8 MM).

INSERTION STRIP

 

7/16 IN. (11 MM).

M4826

 

Fig. 4. Proper wiring technique.

Mounting Thermostat

1.Engage tabs at the top of the thermostat and wallplate. See Fig. 5.

2.Press lower edge of case to close and latch.

NOTE: To remove thermostat from wall, first pull out at

bottom of thermostat; remove top last.

WIRING

All wiring must comply with local electrical codes and ordinances. Refer to Fig. 3 for typical hookup diagram. A letter code is located near each terminal for identification.

WARNING

Electronic Shock or Equipment Damage Hazard. Can shock individuals or cause equipment damage.

Disconnect power before wiring to prevent electrical shock or equipment damage.

1.Loosen the terminal screws on the wallplate and connect the system wires. See Fig. 4.

NOTE: Use 18 gauge, color-coded thermostat cable for proper wiring.

2.Securely tighten each terminal screw.

3.Push excess wire back into the hole.

4.Plug the hole with nonflammable insulation to prevent drafts from affecting the thermostat.

Pub. No. 18-HD25D7-5

A. ENGAGE TABS

AT TOP OF

THERMOSTAT

AND WALLPLATE.

B. PRESS LOWER

 

EDGE OF CASE

 

TO LATCH.

M17151

Fig. 5. Mounting thermostat on wallplate.

69-1213—1 (T8624)

2

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Trane XT302C manual Wiring, Mounting Thermostat