Lux Products TX1500 installation instructions Tools Required, Thermostat Location

INSTALLATION AND OPERATING INSTRUCTIONS

TX1500b SERIES

SMART TEMP® ELECTRONIC THERMOSTAT

			Easy as
	1500	1500	1–2–3
Installs Easily	Set Day & Time	Choose Heat or Cool

C A U T I O N

•Your thermostat is a precision instrument. Please handle it with care.

•Turn off electricity to the appliance before installing or servicing thermostat or any part of the system. Do not turn electricity back on until work is completed.

•Do not short (jumper) across electric terminals at control on furnace or air conditioner to test the system. This will damage the thermostat and void your warranty.

•All wiring must conform to local codes and ordinances.

•This thermostat is designed for use with 24 volt and millivolt systems. The thermostat should be limited to a maximum of 1.0 amps; higher amperage may cause damage to the thermostat. If you are in doubt, call your utility company.

LUX PRODUCTS CORPORATION • Mt. Laurel, New Jersey 08054, USA
WARNING: Use Energizer® or DURACELL® Alkaline Batteries Only
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Complete, Easy To Read Programming And Installation Instructions Inside
	I M P O R T A N T !
	Thank you for your confidence in our product. To obtain the best results from
READ	your investment, please read these instructions and acquaint yourself with your
	purchase before installing your new thermostat. Then follow the installation

INSTALLATION

Please read all instructions carefully before beginning installation.

TOOLS REQUIRED

#1 Phillips screwdriver (small) Drill with 3/16-in. (4.8mm) bit

THERMOSTAT LOCATION

On replacement installations, mount the new thermostat in place of the old

C A U T I O N
To avoid electrical shock and
to prevent damage to the	OFF
furnace, air conditioner, and
thermostat, disconnect the power
supply before beginning work. This
can be done at the fuse box, at the
circuit breaker, or at the appliance.

INSTALLATION	procedures, one step at a time. This will save you time and minimize the chance
INSTRUCTIONS	of damaging the thermostat and the systems it controls. These instructions may
FIRST	contain information beyond that required for your particular installation. Please
	save for future reference.
FEATURES
• The TX1500 can	The Active Program Period
be used with			The Set Temperature
most 24 volt	Lux Speed Dial®	Liquid Crystal
gas, oil or electric		Display
heating and air
conditioning
systems, single-stage
heat pumps or gas				Thermostat
millivolt heating				Body
systems.				System
It cannot be used
with 120 volt heating				Switch
				Fan Switch
systems or multistage

one unless the conditions listed below suggest otherwise. On new installations, follow the guidelines listed below.

1.Locate the thermostat on an inside wall, about 5 ft. (1.5m) above the floor, and in a room that is used often.

2.Do not install it where there are unusual heating conditions, such as: in direct sunlight; near a lamp, radio, television, radiator, register, or fireplace; near hot water pipes in a wall; near a stove on the other side of a wall.

3.Do not locate in unusual cooling conditions, such as: on a wall separating an unheated room; or in a draft from a stairwell, door, or window.

4.Do not locate in a damp area. This can lead to corrosion that will shorten thermostat life.

5.Do not locate where air circulation is poor, such as: in a corner or an alcove; or behind an open door.

6.Do not install the unit until all construction work and painting has been completed.

7.This thermostat does not require leveling.

heat pumps. Ask your
dealer for other LUX
thermostats to
control those		Easy to
systems.		follow
• The TX1500 is		instructions
programmable. There		Thermostat
are four
		Cover
programming periods
	Button to Light Display
per day. Each period
can be programmed separately.

•	Easy to use Lux Speed Dial®.
•	You can use the built-in time/temperature programs, or alter them to suit your
	schedule. The TX1500 provides separate programming for weekdays, Saturday, and

REMOVING THE OLD THERMOSTAT

Switch electricity to the furnace and air conditioner OFF; then proceed with the following steps.

Y	1. Remove cover from old
W	thermostat. Most are snap-on

types and simply pull off. Some have locking screws on the side. These must be loosened.

2. Note the letters printed near the terminals. Attach labels (enclosed) to each wire for identification. Remove and label

C A U T I O N

Read instructions carefully

before removing any wiring from existing thermostat. Wires must be labeled before they are removed. When removing wires from their terminals, ignore the color of the wires since these may not comply with the standard.

Sunday — for both heating and cooling. You can override the programmed temperatures

for as little as one programming period or for an entire vacation.

• In cool weather, when the system switch is set to HEAT, the TX1500 will maintain

cooler “set back” room temperatures to save energy. It will then change to warmer

“comfort” settings — all automatically, at specified times during the day.

• In warm weather, when the system switch is set to COOL, the TX1500 will maintain

warmer “set back” room temperatures to save energy. It will then change to cooler

“comfort” settings - all automatically, at specified times during the day.

• A large liquid crystal display shows time, day of the week, and room and set

temperatures. It will remind you when the filter should be changed in your blower.

• Temperature swing adjustment lets you fine-tune your system for maximum

comfort and economy.

• 5/2 Minute Selectable Minimum Run/Off Time for Short Cycle/Compressor Protection

• Two Energizer® or DURACELL® “AA” alkaline batteries (not included) are used to retain your

time and temperature program and to light the display.

wires one at a time. Make sure the wires do not fall back inside the wall.

3.Loosen all screws on the old thermostat and remove it from the wall.

MOUNTING THE TX1500 ON THE WALL

W	1. Strip insulation	W		2. Fill wall opening with
Y		Y
	3/8 in. (9.5mm)			non-combustible
			R
	from wire ends			insulation to prevent
	and clean off			drafts from affecting
	any corrosion.			the thermostat.

3.Press up on the button on bottom of thermostat and swing the body away from the base and up to remove the body from the base.

C A U T I O N

Be careful not to drop the body or disturb electronic parts.

Leave the cover closed while the body is being removed from the base.

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