Setting UP Your Thermostat Options

The Thermostat has comfort and performance options that can be selected and ad- justed. These options are in the Thermostat Options Configuration Menu. On the Home Screen Display, touch the Menu key to display additional key choices.

NOTE:

When in the Thermostat Options Configuration Menu, holding the Installer Config key for 3 seconds again will change the display to the Advanced Installer Configuration Menu which is used by your contractor. To exit this menu and return to the Thermostat Options Configuration Menu, press the Menu key, or press Run Schedule to return to the Home Screen Display.

USING YOUR THERMOSTAT

System Operation

Touch the SYSTEM key to select the thermostat operating mode desired. When the system is calling for first stage heat or cool, “Low” will display on the touchscreen. When second stage is re- quired, the display will show “High”. The setpoint temperature can be changed by touching the or keys.

SET-UP

•Select air filter maintenance re- minder. Scrolling message will show

“AIR FILTER MAINTENANCE”. Default is OFF. It can be changed to a setting from 25 to 1975 hours in increments of 25 hours to select the amount of time for the reminder. Consult your contractors for the hours and type of filter. Setting of 225 hours is typically 3 months of run time.

When the system has run for the selected length of time, the scrolling message area will show “CHANGE FILTER” to indicate maintenance is required.

•Select UV lamp maintenance re- minder. Scrolling message will show “UV LAMP MAINTENANCE”. Default is OFF. It can be changed to a setting from 25 to 1975 days in increments of 25 days to select the amount of time for the reminder. Setting of 350 days is an annual reminder.

Based on this setting, the scrolling message area will show “CHANGE UV LAMP” to indicate maintenance is required.

Auxiliary Heating

Heat Pump Only

The system automatically activates Auxiliary Heating when the outside tem- perature is too cold for the heat pump to efficiently heat the home. When Auxiliary Heating is called for, the display will show

“Auxiliary Heat”.

Emergency Heating

Heat Pump Only

Heat pump malfunction is rare, but should it happen, Emergency Heat can be manually activated by touching the SYSTEM key to Em. This will start the electric or fossil fuel system to provide heat. The display will show “Auxiliary Heat”.

Temporary Temperature Hold

You can temporarily adjust the tem- perature in your home at any time while your thermostat is running a program by touching either or keys. The dis- play will indicate “Temporary Hold At” to the left of the setpoint temperature. To cancel the temporary setting before the next period begins, touch Run Schedule to return to the program.

Example: If you turn up the heat during the Morning program, it will remain at the new temperature until the time for the next program period (Day program).

USAGE GUIDE

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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.