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Homeowner’s Guide/

Installation, Start-Up, and Operating Instructions

Standard Programmable Thermostat

NOTE:

Read the entire instruction manual before starting the installation.

This symbol

indicates a change since the last issue.

SAFETY CONSIDERATIONS

Improper installation, adjustment, alteration, service, maintenance,
or use can cause fire, electrical shock, or other conditions which
may cause personal injury or property damage. Consult a qualified
installer, for information or assistance. The qualified installer must
use factory-authorized kits or accessories when modifying this
product. Refer to the individual instructions packaged with the kits
or accessories when installing.

Follow all safety codes and wear safety glasses. Read these
instructions thoroughly and follow all warnings or cautions at-
tached to the unit. Consult local and state building codes and Sheet
Metal and Air Conditioning National Association (SMACNA) for
special installation requirements.

Recognize safety information. This is the safety-alert symbol

.

When you see this symbol on the unit or in instructions and
manuals, be alert to the potential for personal injury.

Understand the signal words DANGER, WARNING, and CAU-
TION. These words are used with the safety-alert symbol. DAN-
GER identifies the most serious hazards which will result in severe
personal injury or death. WARNING signifies hazards which
could result in personal injury or death. CAUTION is used to
identify unsafe practices which would result in minor personal
injury or product and property damage.

HOMEOWNER’S GUIDE

Step 1—Programming and Operating Instructions

AT POWER UP

When power is first applied, AC or HP will appear for 5 seconds
to tell you it is an air conditioner (AC) or a heat pump (HP) model.
After this, the time display will flash to tell you the power has been
off. The day and time will show, within 10 minutes, when the
power went off. Pressing any button will stop the flashing.

SETTING THE CURRENT TIME:

1. Press the TIME/TEMP button. SET TIME flashes on the

display.

2. Press the Up or Down button until the correct time is

displayed.

3. To quickly advance to the proper time, press and hold the UP

or DOWN button.

4. When the correct time appears on the display, press the

HOLD/END button.

NOTE:

If you choose not to press the HOLD/END button, the

thermostat will automatically exit the time setting mode after 10
sec.

SETTING THE CURRENT DAY:

1. Press the DAY button to advance to the correct day.

MANUAL OPERATION

TO

OPERATE

MANUALLY

(WITHOUT

THE

PRO-

GRAMMED COMFORT SCHEDULE):

Press the HOLD/END button to make the HOLD icon appear.
Then follow the four steps below:

1. To Select the Mode:

Use the MODE button to move between the choices. OFF,
HEAT, COOL, or EMHT will appear on the display. EMHT
will only appear on heat pump models.

2. To Select the Fan Operation:

Use the FAN button to move between continuous fan (indi-
cated by the FAN ON icon) and auto fan operation.

3. To Read the Room Temperature:

The large display reads room temperature until a button is
pressed.

4. To Adjust the Set Point:

The first press of the UP or DOWN button does not change the
set point. It displays the current set point for a period of 5
seconds. Successive presses within this 5 seconds will adjust
the set point and restart the 5 seconds. During the 5 seconds,
the SET TEMP icon will be flashing.

PROGRAMMED OPERATION

Introduction

The Standard Programmable Thermostat provides four periods per
day (MORNING, DAY, EVE, NIGHT) and two schedules per
week (MoTuWeThFr and SaSu). A separate time, heat set point,
and cool set point can be set for each period and schedule. Before
starting to actually program the thermostat, fill out Table 1 with the
values you wish to program. (The Energy Star, US Department of
Energy recommended time and temperature values are already
programmed for you as a starting point and are shown on the left
side of the table.)

The first press of the PROGRAM button brings up the program-
ming mode and places you at the current day and period.
Successive presses move you between the four daily periods.

WHILE PROGRAMMING:

The TIME/TEMP button moves between selections of SET TIME,
SET TEMP and HEAT, and SET TEMP and COOL. These three
numbers are to be programmed for each of the periods MORN-
ING, DAY, EVE, and NIGHT.

Fig. 1—Standard Programmable Thermostat

A99068

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Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.

Book 1

4

Tab

misc misc

PC 101

Catalog No. O3TS-TA32

Printed in U.S.A.

Form TSTAT-26SI

Pg 1

9/01

Replaces: TSTAT-24SI

Summary of Contents for Standard Programmable Thermostat

Page 1: ...ime appears on the display press the HOLD END button NOTE If you choose not to press the HOLD END button the thermostat will automatically exit the time setting mode after 10 sec SETTING THE CURRENT DAY 1 Press the DAY button to advance to the correct day MANUAL OPERATION TO OPERATE MANUALLY WITHOUT THE PRO GRAMMED COMFORT SCHEDULE Press the HOLD END button to make the HOLD icon appear Then follow...

Page 2: ...mporary Override At the first press of the UP or DOWN button the current temperature setting will appear on the display Pressing the UP or DOWN button again will temporarily change the set point as needed At the next programmed time the programmed comfort schedule will resume INSTALLATION START UP AND OPERATING INSTRUCTIONS INTRODUCTION The Standard Programmable Thermostat is an electronic 24 vac ...

Page 3: ...llowing options are available OPTION 1 ANTICIPATOR VALUE ADJUSTMENT This adjustment controls the sensitivity and cycle rate of the thermostat Higher numbers decrease the cycle rate Lower num bers increase the cycle rate However this feature will not allow more than 4 equipment cycles per hour or 1 cycle every 15 minutes regardless of setting Values can range from 1 to 3 Factory default setting is ...

Page 4: ...ER In normal heating and cooling operation the thermostat will not allow more than 4 equipment cycles per hour or 1 cycle every 15 minutes Both the Y and W outputs have a 15 minute timer that starts counting down when the output is turned on e g if Y output is turned on for 9 minutes and then satisfies it cannot turn back on for another 6 minutes regardless of demand However pressing UP and FAN bu...

Page 5: ...VALVE REVERSING HEAT COOL STAGE 1 HEATING FAN 24 VAC HOT 24 VAC COMM COOLING N A W G R C Y W G R C Y AC THERMOSTAT TYPICAL FAN COIL FURNACE See note 1 O A01400 Fig 3 Typical Heat Only HEATING FAN 24 VAC HOT 24 VAC COMM COOLING N A W G R C W1 G R C Y Y1 AC THERMOSTAT TWO ZONE THERMOSTAT INPUT O A01401 Fig 5 Two Zone with Air Conditioner NOTE 1 It is recommended to use a 5 wire hookup whenever possi...

Page 6: ...iguration Options 1 _____ Anticipator 1 3 factory default 2 2 _____ N A 3 _____ Fahrenheit or Celsius F or C factory default F 4 _____ Fan On with W Off or On factory default Off 5 9 _____ N A 10 _____ O reversing valve On with Heat or Cool H or C factory default C 11 12 _____ N A 13 _____ Room Temperature Offset 5 to 5 factory default 0 C Schedule MORNING DAY EVE NIGHT TIME HEAT COOL TIME HEAT CO...

Page 7: ...7 ...

Page 8: ... tstat 26si Manufacturer reserves the right to discontinue or change at any time specifications or designs without notice and without incurring obligations Book 1 4 Tab misc miscPC 101 Catalog No O3TS TA32 Printed in U S A Form TSTAT 26SI Pg 8 9 01 Replaces TSTAT 24SI ...

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