weekday and weekend programs (for example, you may select 5:00 AM and 70° as the weekday MOR heating start time and temperature, and choose 7:00 AM and 76° as the weekday MOR cooling start time and temperature). Use the following table to plan your program time peri- ods, and the temperatures you want during each period. You may also want to look at the sample program table to get an idea of how the thermo- stat can be programmed.

ENTERING YOUR PROGRAM

Follow these steps to enter the heating and cooling programs you have selected.

NOTE

We recommend that you remove the thermostat from the wall for programming (especially for entering cooling programming). Fresh "AA" Energizer® alkaline batteries must be installed to perform off-wall programming. BE SURE

SYSTEM SWITCH IS SET TO OFF POSITION BEFORE REATTACHING THERMOSTAT TO SUBBASE!

Set Current Time and Day

SET

1. Press CLOCK once. The display will show

minutes only.

EXAMPLE:

19

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Image 19
White Rodgers 1F90W-51 manual Entering Your Program, Set Current Time and Day

1F90W-51 specifications

The White Rodgers 1F90W-51 is a sophisticated thermostat designed for modern heating and cooling systems, offering homeowners a blend of convenience, energy efficiency, and advanced technology. This programmable thermostat is well-regarded for its user-friendly features and ease of installation, making it a popular choice among DIY enthusiasts and professionals alike.

One of the standout features of the White Rodgers 1F90W-51 is its ability to provide precise temperature control. It supports a 7-day programming schedule, allowing users to set different temperatures for each day of the week, maximizing comfort while minimizing energy usage. This feature is particularly beneficial for families with varying schedules, enabling them to maintain optimal home temperatures when they are present and reduce heating or cooling when the house is empty.

The 1F90W-51 incorporates advanced technology that allows for compatibility with a wide range of HVAC systems, including conventional heating and cooling setups, heat pumps, and even multi-stage systems. The thermostat's digital display makes it easy for users to read and adjust settings, while its intuitive interface simplifies programming and operation.

In terms of efficiency, the White Rodgers 1F90W-51 is designed to help homeowners save on energy bills. By allowing for precise temperature adjustments and programmable schedules, it encourages users to optimize their heating and cooling usage. This not only protects the environment by reducing energy consumption but also translates to cost savings over time.

Another notable characteristic of the 1F90W-51 is its built-in temperature hold feature, which allows users to override the programmed settings temporarily. This is useful for occasions when unexpected changes in schedule may require a quick adjustment without the need to reprogram the entire unit.

In addition to functionality, the White Rodgers 1F90W-51 boasts a sleek design that blends seamlessly into any home décor. Its compact size and classic appearance allow it to fit well in various locations throughout the house.

Overall, the White Rodgers 1F90W-51 is a reliable and feature-rich thermostat that provides users with the tools needed to enhance their home comfort while remaining conscious of energy consumption. Its combination of programmability, compatibility, and user-friendly design makes it a top choice for those seeking an efficient and effective climate control solution.