White Rodgers 1F95-0477 User's Manual

White Rodgers Thermostats User's Manual - 1F95-0477.
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1

Blue 4” Universal Thermostat with 

Automatic Heat/Cool Changeover Option

Single Stage, Multi-Stage or Heat Pump

Installation and Operating Instructions for Model:

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

Save these instructions for future use!

APPLICATIONS 

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)
Rated Differentials:                                                      Fast 

Med. 

Slow

 

Heat (SS1, MS2) ...............................................   0.4 °F 

0.6 °F 

1.7 °F

 

Cool (SS1, MS2) ................................................   0.9 °F 

1.2 °F 

1.7 °F

 

Heat Pump (HP1, HP2) .....................................   0.9 °F 

1.2 °F 

1.7 °F

 

Emer (HP1, HP2) ...............................................   0.6 °F 

    – 

1.7 °F

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 ............................................   3-7/8”H x 5-1/8”W x 1-1/4”D

1F85-0477 Thermostat

Model

Programming Choices

1F85-0477

7 Day

5/1/1 Day

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. Refer 
to 

www.white-rodgers.com  for location to send product 

containing mercury.

THERMOSTAT APPLICATION GUIDE

Description
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

Index

Page

Installation

2

Wiring Connections

2

Wiring Diagrams

3

Thermostat Quick Reference

5

Installer Configuration Menu

6

Operating Your Thermostat

8

Programming

9

Troubleshooting

10

PART NO. 37-7238A

1118

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.

www.white-rodgers.com

www.emersonclimate.com

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