Lennox International Inc comfortsense 7000 series touch screen programmable thermostat, l7742u

Page 9

Options Screen

CLEAN button [OPTIONS TAB > [CLEAN] ]

When you select the OPTIONS tab, two buttons appear near the bot- tom of the screen labeled CLEAN and ENTER. Press the CLEAN but- ton to deactivate the

with a soft cloth and a mild glass cleaning solution.

The Options screen provides user and installer access to the various features for setup and access to the reminders.

REMINDERS

USER SETTINGS

User Settings [OPTIONS TAB > USER SETTINGS > [ENTER] ]

12 OR 24 HOUR

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F/C

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BACKLIGHT INTENSITY

Page 11

FAN CIRCULATE

Page 10

BACKLIGHT SETTING

Page 11

HEATING LIMIT

Page 11

COOLING LIMIT

Page 11

HUMIDITROL ADJUST

Page 11

DATE/TIME

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HUMIDITY SETTING

Pages 11, 12, 13

DISPLAY INFO

Page 10

SECURITY LOCK

Page 11

EVENTS DAILY 2 OR 4

Page 10

VIEW CONTACT INFO

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Press the OPTIONS tab; use the arrows to select USER SETTINGS. Press ENTER.

USER SETTINGS

INSTALLER SETTINGS

The following items are available for modifying. Follow the instructions for each parameter.

DATE/TIME month, day, year, hour, and minute using DATE/ TIME option. Select DATE/TIME; press ENTER. Small, filled up-arrow indicates selected column; use up/down arrows to adjust; press box below each small up-arrow to select each column. Adjust; press SAVE.

Reminders [OPTIONS TAB > REMINDERS > [ENTER] ]

Set timers from 1 to 24 months in either calendar time or system run time. Reminders appear when it is time to service the following (for more details on REMINDERS, see Page 15):

 

 

FEB

 

11

 

2OO8

12PM

49

 

 

 

MON

DAY

 

YR

 

HR

MIN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CANCEL

 

 

SAVE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

F/C

ENTER. Use arrows to change to C; press SAVE.

REPLACE

MEDIA FILTER

REPLACE UV LAMP

 

DUE FRI JUN 12 O9

DUE FRI SEP 11

O9

 

 

 

 

ROUTINE

SYS

CHECK−UP

PURE AIR MAINTENANCE

DUE IN

216O

HOURS

DUE FRI SEP 11

O9

 

 

 

 

REPLACE

HUM

PAD

(CUSTOM REMINDER 1)

DUE FRI

JUN

12 O9

DUE WED OCT 21

09

 

 

 

 

 

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F OR C

DEFAULT(F)F

12 OR 24 HOUR clock

HOUR; press ENTER. Use arrows to change to 24H; press SAVE.

12 OR 24 HOUR

 

DEFAULT(12HR)

12H

ComfortSenset Model L7742U Touch Screen 7−Day Programmable Thermostat

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Contents ComfortSense 7000 Series ComfortSense 7000 Series Model L7742U Thermostat Touch Touch Screen DisplayHome Screen Home Screenemperature SettingsFaults, Errors, and Service Information Controlling the Heat/Cool Modes of OperationOperating Information Controlling the Schedule Controlling the Fan OperationFan Modes Fan ProgramProgramming Complexity Schedule tabFull WeekO Programming process 7 timesSchedule Screen Days & Events Programming processAction Display shows User Settings Options TAB User Settings Enter Options ScreenENTER. Use arrows to change to C press Save Display Info Options tabFor Contact INFO, select on or OFF then press Save FAN CirculateHumiditrol Adjust Humidity SettingCooling Limit Heating LimitBasic & Precision HumidificationHumidify OFFITY Settings press ENTER. Press the box below Dehumidify Accessory EDADehumidification Humiditrol Enhanced DehumidificationTemporary Temperature Changes schedule on Temporary Temperature ChangeService Reminders Optional Remote Outdoor SensorMemory Protection

l7742u, comfortsense 7000 series touch screen programmable thermostat specifications

Lennox International Inc. is renowned for its innovative heating, ventilation, and air conditioning (HVAC) solutions, and the ComfortSense 7000 Series Touch Screen Programmable Thermostat, model L7742U, stands as a testament to its commitment to energy efficiency and user-friendly design. This advanced thermostat combines cutting-edge technology with an intuitive interface, making it an ideal choice for homeowners looking to enhance comfort while managing energy costs.

One of the standout features of the ComfortSense 7000 Series is its large, easy-to-read, full-color touch screen display. This enables users to navigate the thermostat’s settings and programming options effortlessly. The interface is designed to provide clear visibility, even in low light conditions, ensuring that managing your home’s climate is straightforward at any time of day.

The thermostat allows for flexible programming, accommodating up to four separate time periods in a single day, which can be customized for heating and cooling settings. This programmable feature means users can optimize their HVAC usage according to their daily schedules, leading to potential energy savings and increased comfort when they need it most.

Another significant characteristic of the L7742U model is its compatibility with a wide range of heating and cooling systems. This versatility enables homeowners to integrate the thermostat with both conventional and advanced HVAC systems, including heat pumps and multi-stage units, which enhances its appeal across various applications.

The ComfortSense 7000 Series also includes smart features that allow for remote access. When connected to Wi-Fi, users can adjust their home’s temperature settings from their smartphones or tablets using the Lennox mobile app. This feature is particularly valuable for homeowners who want to make adjustments while away from home, ensuring that indoor conditions remain pleasant upon their return.

Moreover, the thermostat is designed with energy efficiency in mind. It utilizes advanced technologies, such as energy usage reports and reminders for regular maintenance checks, empowering users to take charge of their energy consumption. This can lead to reduced utility bills and a smaller environmental footprint.

In conclusion, the Lennox ComfortSense 7000 Series Touch Screen Programmable Thermostat, model L7742U, is a sophisticated yet user-friendly device that enhances the overall efficiency and comfort of home environments. Its advanced programming capabilities, smart technologies, and compatibility with various HVAC systems make it a smart choice for today’s energy-conscious homeowners. With Lennox’s commitment to quality, users can expect reliability and performance that meets the demands of modern living.