White Rodgers 1F85ST-0422 specifications Applications, Specifications, Index

Page 1

Blue Selecto Thermostat with

Automatic Heat/Cool Changeover Option

Single Stage, Multi-Stage or Heat Pump

Installation and Operating Instructions for Model:

Save these instructions for future use!

FAILURE TO READ AND FOLLOW ALL INSTRUCTIONS CAREFULLY BEFORE INSTALLING OR OPERATING THIS CONTROL COULD CAUSE PERSONAL INJURY AND/OR PROPERTY DAMAGE.

Model

Programming Choices

 

 

 

1F85ST-0422

5/1/1 Day

5/2 Day

Non-Programmable

 

 

 

 

APPLICATIONS

THERMOSTAT APPLICATION GUIDE

 

1F85ST-0422 Thermostat

 

 

Description

 

with Spanish Display

 

 

 

Heat Pump (No Aux. or Emergency Heat)

Yes

 

 

 

 

Heat Pump (with Aux. or Emergency Heat)

Yes

 

 

 

 

Systems with up to 2 Stages Heat, 2 Stages Cool

Yes

 

 

 

 

Heat Only Systems (with optional fan switch)

Yes

 

 

 

 

Millivolt Heat Only Systems – Floor or Wall Furnaces

Yes

 

 

 

 

Cool Only Systems

Yes

 

 

 

 

Gas or Oil Heat

Yes

 

 

 

 

Electric Furnace

Yes

 

 

 

 

Hydronic (Hot Water) Zone Heat – 2 Wires

Yes

 

 

 

 

Hydronic (Hot Water) Zone Heat – 3 Wires

Yes

 

 

 

 

SPECIFICATIONS

Electrical Rating:

 

Battery Power

mV to 30 VAC, NEC Class II, 50/60 Hz or DC

Input-Hardwire

20 to 30 VAC

Terminal Load

1.5 A per terminal, 2.5A maximum all terminals combined

Setpoint Range

45° to 90°F (7° to 32°C)

Differential (Single Stage)

Heat 0.6°F; Cool 1.2°F (adjustable)

Differential (Heat Pump)

Heat 1.2°F; Cool 1.2°F (adjustable)

Operating Ambient

32° to +105°F (0° to +41°C)

Operating Humidity

90% non-condensing max.

Shipping Temperature Range

-40° to +150°F (-40° to +65°C)

Dimensions Thermostat

3.4”H x 4.4”W x 1.3”D

 

 

!CAUTION

To prevent electrical shock and/or equipment damage, disconnect electric power to system at main fuse or circuit breaker box until installation is complete.

Index

Page

Installation

2

 

 

Wiring Connections

2

Thermostat Quick Reference

3

Installer Configuration Menu

4

Operating Your Thermostat

6

Programming

6

Troubleshooting

8

ATTENTION: MERCURY NOTICE

This product does not contain mercury. However, this product may replace a product that contains mercury.

Mercury and products containing mercury must not be discarded in household trash. Do not touch any spilled mercury. Wearing non-absorbent gloves, clean up any spilled mercury and place in a sealed container. For proper disposal of a product containing mercury or a sealed container of spilled mercury, place it in a suitable shipping container. Refer to www.white-rodgers.comfor location to send product containing mercury.

 

PART NO. 37-6954B

www.white-rodgers.com

Replaces 37-6954A

 

09051

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Contents Applications SpecificationsSave these instructions for future use IndexWiring Connections InstallationInstalling New Thermostat Remove Old ThermostatLlamar Servicio Call For Service indicates a fault Displays Adjuste Set for setpoint when in Run Program modeThermostat Quick Reference Home Screen DescriptionButton Factory Default INSTALLER/CONFIGURATION MenuPress Displayed PressGrams per week can be toggled to P2 or P0 by pressing Calor ES1, EM2 Frio ES1, EM2 Bomba de Calor bC1 Aux bC1Menu will be skipped Manual Operation for Non-Programmable Mode Choose the Vent Setting Auto or OnProgram Override Temporary Override Set Current Time and DateEnergy Saving Energy Star Factory Pre-Program Enter the Cooling ProgramPlanning Your Program Important Worksheet for Re-Programming 5/2 Day and 5+1+1 Day ProgramSymptom Possible Cause Correction Action TroubleshootingReset Operation

1F85ST-0422 specifications

The White Rodgers 1F85ST-0422 is a renowned programmable thermostat that caters to the needs of both residential and commercial applications. Recognized for its user-friendly interface and advanced features, this thermostat is designed to provide optimal comfort while ensuring energy efficiency.

One of the standout features of the 1F85ST-0422 is its 7-day programmable scheduling. Users can customize heating and cooling schedules for each day of the week, allowing them to set specific temperature preferences for different times of the day. This flexibility not only enhances comfort but also promotes energy savings by reducing usage during non-peak hours.

The thermostat boasts a large backlit display, which is easy to read, even in low-light conditions. The touchscreen interface simplifies navigation, making it intuitive for users to adjust settings or review programming schedules. The visual feedback provided by the display ensures that users can monitor their climate control at a glance.

This model incorporates a Smart Recovery feature, which starts the heating or cooling system ahead of the scheduled start time, ensuring that the desired temperature is reached exactly when intended. This proactive approach minimizes temperature fluctuations and enhances overall comfort in the home or workspace.

Another significant technological aspect of the White Rodgers 1F85ST-0422 is its compatibility with various heating and cooling systems, including conventional, heat pumps, and multi-stage systems. This versatility makes it an excellent choice for a wide range of installations.

The thermostat is also equipped with advanced energy management and diagnostic features. Users receive alerts for maintenance needs, such as filter changes, which helps to ensure the continued efficiency of the HVAC system. Additionally, the thermostat's energy use reports provide insights into consumption patterns, enabling users to make informed decisions about their heating and cooling usage.

In terms of installation, the White Rodgers 1F85ST-0422 is designed for straightforward mounting and setup. With the included user manual and clearly labeled terminals, even those with minimal technical expertise can install it with ease.

In summary, the White Rodgers 1F85ST-0422 is a feature-rich programmable thermostat that combines advanced technology, user-friendly design, and energy-saving capabilities, making it a smart choice for anyone looking to optimize their indoor climate control.