White Rodgers 1F95-1277 User Manual

Big Blue Universal Thermostat with
Automatic Heat/Cool Changeover Option
Single Stage, Multi-Stage, Heat Pump
Installation and Operating Instructions for Model:
APPLICATIONS
1F95-1277 Touchscreen Thermostat
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 ............................. 1.5A per terminal, 2.5A maximum all terminals combined
Setpoint Range ............................ 45 to 99°F (7 to 37°C)
Differential (Single Stage) .................... Heat 0.6°F; Cool 1.2°F
Differential (Multi-Stage) ..................... Heat 0.6°F; Cool 1.2°F
Differential (Heat Pump) ..................... Heat 1.2°F; Cool 1.5°F
Operating Ambient.......................... 32°F to +105°F (0 to +41°C)
Operating Humidity ......................... 90% non-condensing max.
Shipping Temperature Range ................. -4 to +150°F (-20 to +65°C)
Dimensions Thermostat...................... 4-9/16"H x 5-13/16"W x 1-3/16"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.
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.thermostat-recycle.org for
location to send the product containing mercury.
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
1F95-1277
Non-Programmable 5/1/1 Day 7 Day
THERMOSTAT APPLICATION GUIDE
Description
Heat Pump (No Aux. or Emergency Heat) Yes
Heat Pump (with Aux. or Emergency Heat) Yes
Systems with up to 3 Stages Heat, 2 Stages Cool Yes
Heat Only Systems 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
Wired Remote Temperature Sensor (Indoor/Outdoor) Yes
Dual Fuel Feature (Heat Pump Mode) Yes
Index Page
Installation 2
Wiring Connections 2
Thermostat Quick Reference 3
Installer Conguration Menu 4
Operating Your Thermostat 7
Programming 7
Troubleshooting 11
PART NO. 37-6753D
Replaces 37-6753C
1150
www.white-rodgers.com
www.emersonclimate.com

White Rodgers 1F95-1277 Specifications

General

Brand	White Rodgers
Model	1F95-1277
Category	Thermostat
Language	English

Summary

INSTALLATION

Remove Old Thermostat

Installing New Thermostat

Instructions for physically mounting and connecting the new thermostat base.

WIRING CONNECTIONS

TERMINAL DESIGNATION DESCRIPTIONS

Explanation of each terminal designation on the thermostat base.

INSTALLER/CONFIGURATION MENU

CONFIGURATION MENU

A table detailing configuration menu options, reference numbers, and descriptions.

OPERATING YOUR THERMOSTAT

Choose the Fan Setting (Auto or On)

Choose the System Setting (Cool, Off, Heat, Emer, Auto)

Manual Operation (Bypassing the Program) Programmable Mode

How to temporarily override the programmed schedule.

Program Override (Temporary Override)

How to set a temporary temperature override for a specific duration.

PROGRAMMING

Set Current Time and Day

Wired Remote Temperature Sensing

Enter the Heating Program

Steps to program heating times and temperatures for each period.

Enter the Cooling Program

Steps to program cooling times and temperatures for each period.

Dual Fuel Temperature Setpoint

Setting the temperature for switching between heat pump and gas heat.

Automatic Schedule

TROUBLESHOOTING

Reset Operation

Instructions for resetting the thermostat to factory defaults.

No Heat/No Cool/No Fan (common problems)

No Heat

No Cool

Heat, Cool or Fan Runs Constantly

Furnace (Air Conditioner) Cycles Too Fast or Too Slow (narrow or wide temperature swing)