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XT300C DELUXE PROGRAMMABLE HEAT-COOL THERMOSTAT

7

69-1212—1

Pub. No. 18-HD25D1-3

Table  3. Installer Setup Options for the XT300C 

(Continued).

M12951

Set Current

Day/Time

Mon

PM

Set Day/Time

Time

Set Program

System

Filter

Fan

Run

Program

Hold Temp

Set Current

Day/Time

Wake

Leave

Return

Sleep

Day

Heat/Cool

Settings

Daylight

Time

Copy

IMPORTANT

Review the settings to confirm that they match the system. Press Run Program to exit the Installer Setup. The
thermostat saves the Installer Setup changes and initiates a reset in order to operate using the new settings.

NOTE:

For initial installations only, set the current day and time following the setup reset.

NOTE:

Sun=Sunday, Mon=Monday, Tue=Tuesday,
Wed=Wednesday, Thu=Thursday, Fri=Friday,
Sat=Saturday.

Setting Current Day and Time

1. Press Set Current Day/Time.

NOTE:

On initial power up or after an extended power loss,
1:00 pm flashes on the display until a key is pressed.

2. Press Day until the current day displays.

Time

Set Program

System

Filter

Fan

Run

Program

Hold Temp

Set Current

Day/Time

Wake

Leave

Return

Sleep

Day

Heat/Cool

Settings

Daylight

Time

Copy

M12952

Day

PM

Tue

Set Day/Time

Time

Set Program

System

Filter

Fan

Run

Program

Hold Temp

Set Current

Day/Time

Wake

Leave

Return

Sleep

Day

Heat/Cool

Settings

Daylight

Time

Copy

M12954

Daylight

Time

AM

DST

Tue

Set Day/Time

M12955

Run

Program

Auto

System

Fan

Wake

Room

AM

DST

Tue

Heat

Time

Set Program

System

Filter

Fan

Run

Program

Hold Temp

Set Current

Day/Time

Wake

Leave

Return

Sleep

Day

Heat/Cool

Settings

Daylight

Time

Copy

Time

Set Program

System

Filter

Fan

Run

Program

Hold Temp

Set Current

Day/Time

Wake

Leave

Return

Sleep

Day

Heat/Cool

Settings

Daylight

Time

Copy

M12953

Time

AM

Tue

Set Day/Time

time in one hour increments.

NOTE:

If the current time is Daylight Savings Time, press
Daylight Time until DST displays.

4.

Press Run Program.

3. Press Time 

 or Time 

 until the current time displays.

NOTE:

Tapping the Set Current Day/Time will change the

Press Time   

▲ 

or

 ▼ 

 

Press Increase 

 or Decrease 

 to change setting

Installer   

Factory Setting

Other Choices

Actual

Select

Setup Number

Display

Description

Display

Description

Setting

Minimum Off
Time (Cool)

39

5

5 minute minimum off
time for equipment

0 thru 15

Minimum number of minutes
(0 thru 15) the equipment
will be off between calls for
cool

Cooling Droop

41

1

Cooling droop
activated

0

No cooling droop

Programming

42
Press Time 

▼ 

to

bypass 2–41 and
go directly to
setup #42

0

7-day programming

1 or 2

1—24-hour programming
2—No programming

Summary of Contents for XT300C

Page 1: ...heck the ratings given in the instructions and on the product to make sure the product is suitable for your application 3 Installer must be a trained experienced service technician 4 After completing...

Page 2: ...inal screw 3 Push excess wire back into the hole 4 Plug the hole with nonflammable insulation to prevent drafts from affecting the thermostat WIRES THROUGH WALL WALL MOUNTING HOLES M15044 MOUNTING SCR...

Page 3: ...E BETWEEN DAYLIGHT SAVINGS AND STANDARD TIME INCREASE TIME SETTING OR SCROLL FORWARD THROUGH INSTALLER SETUP AND SYSTEM TEST DECREASE TIME SETTING OR SCROLL BACKWARD THROUGH INSTALLER SETUP AND SYSTEM...

Page 4: ...crease To scroll the Installer Setup numbers backwards press Time To exit the Installer Setup press Run Program CAUTION Equipment Damage Hazard Can cause permanent equipment damage Electric heat syste...

Page 5: ...eat mode Heating cycle rate 4 5 5 5 cph recommended 3 6 or 9 cph not recommended 3 6 or 9 3 3 cph 6 6 cph 9 9 cph Cooling cycle rate 9 3 3 3 cph recommended 2 or 5 cph not recommended 2 or 5 2 2 cph 5...

Page 6: ...5 the compressor will be on during call for heat Minimum On Time Cool 33 10 10 minute minimum on time for compressor 0 thru 15 Minimum number of minutes 0 thru 15 the compressor will be on during call...

Page 7: ...ogram System Filter Fan Run Program Hold Temp Set Current Day Time Wake Leave Return Sleep Day Heat Cool Settings Daylight Time Copy M12954 Daylight Time AM DST Tue Set Day Time M12955 Run Program Aut...

Page 8: ...Refer to Table 5 for the directions and results of the specific tests Fig 13 Display of all the segments of the LCD NOTE Press Time to advance to the next test and Time to go back to the previous tes...

Page 9: ...splays Copy 60 12 Copy test number displays System select models 60 3 System test number displays Fan select models 60 10 Fan test number displays Set Current Day Time 60 1 Set Current Day Time test n...

Page 10: ...ot come on Thermostat is not being powered Check for 24 Vac between R and W terminals Check if the circuit breaker is tripped reset the circuit breaker Check if the system fuse is blown replace the fu...

Page 11: ...utes for the system to respond Enter Installer Setup number 39 Reconfigure minimum off time if required System selection is not set to Cool Set system selection to Cool Cool setpoint is above room tem...

Page 12: ...AMMABLE HEAT COOL THERMOSTAT 69 1212 1 Pub No 18 HD25D1 3 69 1212 1 T C Rev 3 99 American Standard Inc Troup Highway Tyler TX 75711 9010 Printed in U S A on recycled paper containing at least 10 post...

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