White Rodgers 1F98EZ-1421 Choose the FAN Setting Auto or On, Auto Mode, Maintenance reminders are

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Permanent Temperature Hold

Non-Programmable Mode

Maintenance Reminder Message

USAGE GUIDE

The Permanent Temperature Hold feature bypasses the program and allows you to permanently hold a temperature. The temperature you set in Hold will

be maintained indefinitely. Touch Run Schedule to cancel Hold and resume the programmed schedule.

Touch or keys to adjust the tem- perature. The Hold key will appear on the screen. Touch the Hold key to maintain the new setpoint temperature. “Hold At” will display to the left of the setpoint temperature. To cancel the permanent hold setting at any time and return to the program, touch Run Schedule.

Example: If you turn up the heat during the Morning program and touch the Hold key, it will remain at the new temperature until you touch Run Schedule or you manually adjust to another temperature.

Choose the FAN Setting (Auto or On)

FAN Auto is the most commonly select- ed setting and runs the fan automatically when the heating or cooling system is .

FAN On selection runs the fan continu- ously for increased air circulation or to allow additional air cleaning.

If Program days per week is set for 0 days (Non-programmable) in the Ther- mostat Options Configuration Menu, the thermostat will not follow any program periods. Time of day and day of week will not display. Touch the SYSTEM key to select Heat or Cool and use the or buttons to adjust the temperature to your desired setting.

Auto Mode

In Programmable mode or Non-program- mable mode, you can touch the SYSTEM key to select Auto to allow the thermo- stat to automatically change between Heat and Cool. When the SYSTEM key is touched to select Auto the thermostat will change to Heat or Cool, whichever ran last. If it switches to heat but you want cool, or it changes to cool but you want heat, touch both or keys simultaneously to change to the other mode.

A reminder will display in the scrolling message area when it is time for ac- cessory maintenance if selected in the Thermostat Options Configuration Menu. When a reminder appears, it can be cleared by touching the Clean Display key. This will also reset the timer to begin a new time period for the reminder.

Maintenance reminders are:

USAGE GUIDE

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Contents Record of Thermostat Options Selected Reset Operation DiagnosticsSystem Problem Screen Word to HomeownerTable of Contents Touchscreen Thermostat Display Overview Worksheet for Re-Programming 7 Day ProgramPlanning Your Program Programming Tips Copy Program Outdoor Temperature indicatesProgramming Your Thermostat Auxiliary Heat indicatesSystem Power Loss Battery LocationArmchair Programming Quick Start Guide Set Current Time and DayChoose the System Mode Cool, Off, Heat, Em, Auto Energy Saving Factory Pre-ProgramSetting UP Your Thermostat Options Using Your ThermostatAuto Mode Choose the FAN Setting Auto or OnMaintenance reminders are
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1F98EZ-1441, 1F98EZ-1421 specifications

The White Rodgers 1F98EZ-1421 is a versatile and advanced thermostat designed to provide precise temperature control and energy efficiency in residential heating and cooling systems. This device stands out for its blend of functionality, user-friendly interface, and smart technology, making it an excellent choice for homeowners looking to optimize their indoor climate while reducing energy consumption.

One of the key features of the 1F98EZ-1421 is its capability to manage both heating and cooling systems, including gas, electric, and heat pump configurations. This adaptability makes it suitable for a variety of HVAC setups, ensuring homeowners can use it in different environments without needing to switch devices.

The device boasts a large, easy-to-read LCD display that simplifies operation. Users can quickly adjust temperature settings and program heating and cooling schedules with just a few taps. The intuitive interface is designed for straightforward navigation, which minimizes confusion and enhances the user's experience.

Incorporating advanced technologies, the 1F98EZ-1421 features a Wi-Fi connectivity option, enabling users to monitor and control their home’s temperature remotely via smartphones, tablets, or computers. This capability allows for adjustments while away from home, thereby optimizing comfort levels and saving energy. The integration of smart home technology also allows for compatibility with voice-activated systems like Amazon Alexa and Google Assistant, further enhancing convenience.

The thermostat supports a seven-day programmable schedule, permitting users to set different temperatures for each day of the week. This feature is particularly useful for families with varying routines, as it can help reduce energy consumption when the house is empty. Additionally, it includes a temporary hold feature, allowing users to override scheduled settings with ease.

Energy-saving technology is another hallmark of the White Rodgers 1F98EZ-1421. The device employs a Smart Recovery feature, which learns how long it takes to heat or cool a space to the desired temperature and adjusts accordingly. This ensures that the desired climate is reached efficiently without unnecessary energy expenditure.

Overall, the White Rodgers 1F98EZ-1421 thermostat combines advanced technology with user-friendly features to enhance comfort and efficiency in any home. Its programmable capabilities, smart integrations, and flexible compatibility with various HVAC systems make it an attractive choice for homeowners seeking a modern temperature control solution.
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