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69-1592–1

5

MULTISTAGE ELECTRONIC THERMOSTAT

Pub. No. 18-HD28D1-1

Table 2. Thermostat Installer Setup Options.

Installer    

Setup Number

Factory-Setting

Other Choices  

(Press 

 or  

 key to change)

Select

Display

Description

Display

Description

Fan operation

02

00

Coventional application
where equipment
controls fan operation in
heat mode

01

Application where thermostat
controls fan operation in heat
mode

Number of heating
stages.

03

02

2 heating staes

00 or
01

00—no heating
01—1 heating stage

Stage 1 heating cycle rate 04

03

3—3 cph recommended
5, 6 or 9 cph—not
recommended

05, 06
or 09

05—5 cph  
06—6 cph  
09—9 cph  

Stage 2 heating cycle rate 05

05

5—5 cph recommended
5, 6 or 9 cph—not
recommended

03, 06,
or 09

03—3 cph
06—6 cph
09—9 cph

Number of cooling stages 08

01

1 cooling stage

00 or
02

00—no cooling
02—2 cooling stages

Stage 1 cooling cycle rate 09

03

3—3 cph recommended
2 or 5 cph—not
recommended

02 or
05

02—2 cph
05—5 cph

Stage 2 cooling cycle rate 10

03

3—3 cph recommended
2 or 5 cph—not
recommended

02 or
05

02—2 cph
05—5 cph

System setting
adjustment

12

00

Automatic changeover

01 or
02

01—Manual changeover   

02—Auto Only

Degree temperature
display

14

00

Temperature displays    
in 

°

F

01

Temperature displays  in 

°

C

Extended fan operation in
heating a

19

00

No extended fan
operation after the call
for heat ends

1, 2 or
3

1—Fan operation exends 30
seconds after the call ends

2—Fan operation exends 60
seconds after the call ends

3—Fan operation exends 90
seconds after the call ends

Extended fan operation in
cooling

20

00

No extended fan
operation after the call
for cool ends

1, 2 or
3

1—Fan operation exends 30
seconds after the call ends

2—Fan operation exends 60
seconds after the call ends

3—Fan operation exends 90
seconds after the call ends

Outdoor temperature
display (select models)

24

00

No outdoor temperature
displays.

01

Outdoor temperature is
displayed. Needs a
TAYSENS100A Outdoor
Sensor

Comfort-R Enable

28

00

No fan delay

01 or
02

01—30 seconds (maximum
delay)

02—15 seconds (maximum
delay)

a

 Available if Installer Setup Number 02 is set to 01.

Summary of Contents for TAYSTAT 375

Page 1: ...e product is suitable for your application 3 Installer must be a trained experienced service technician 4 After completing installation use these instructions to check out the product operation CAUTIO...

Page 2: ...the mounting screws WIRING All wiring must comply with local electrical codes and ordinances Refer to Fig 3 for typical hookups A letter code is located near each terminal for identification CAUTION E...

Page 3: ...NFORMATION KEY i DECREASE TEMPERATURE SETTING INCREASE TEMPERATURE SETTING Fig 6 Thermostat key locations and descriptions SETTINGS System and Fan Settings System settings control the thermostat opera...

Page 4: ...ded off periods by providing air circulation to prevent stagnation and improved moisture removal due to increased run time Cooling Droop is most effective in mild weather conditions and during nightti...

Page 5: ...e 2 cooling cycle rate 10 03 3 3 cph recommended 2 or 5 cph not recommended 02 or 05 02 2 cph 05 5 cph System setting adjustment 12 00 Automatic changeover 01 or 02 01 Manual changeover 02 Auto Only D...

Page 6: ...4 85 Highest heating sepoint setting 55 to 85 Temperature range 1 F increments of heating stpoint setting Temperature range stops in cooling 35 65 Lowest cooling sepoint setting 65 to 99 Temperature r...

Page 7: ...cool turns off 30 Stage one cool and system fan turn off Fan Equipment System Test i 40 Change from cooling to fan equipment system test 41 Fan comes on 40 Fan turns off Key Operation System Test IMP...

Page 8: ...here Applicable Allow the outdoor temperature sensor to absorb the outdoor air for a minimum of five minutes before taking a reading With an accurate thermometer 1 F 0 5 C measure the temperature at t...

Page 9: ...ings will not change Example Cannot set the The upper or lower temperature limits were reached Check the temperature setpoints Heating limits are 55 to 85 F 13 to 29 C Cooling limits are 65 to 99 F 18...

Page 10: ...e room temperature Check cooling setpoint Set cooling setpoint to desired temperature Heating or cooling comes on momentarily and shuts off Heat or cool circuit is opening up or becoming high impedanc...

Page 11: ......

Page 12: ...Tyler TX 75711 9010 CUSTOMERASSISTANCE If after reading this guide you have any questions concerning the operation of your thermostat please call the Thermostat Customer Assistance Helpline at 1 877 8...

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