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White Rodgers 1F95-1277 - User Manual

White Rodgers 1F95-1277
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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

Questions and Answers

  • J
    johnchapmanAug 20, 2025
    What to do if my White Rodgers 1F95-1277 Thermostat has no heat, cool, or fan?
    • A
      ashley84Aug 20, 2025
      If your White Rodgers Thermostat isn't producing heat, cool air, or operating the fan, check the following: * Ensure that the fuse hasn't blown or the circuit breaker hasn't tripped; replace the fuse or reset the breaker if needed. * Verify that the furnace power switch is turned to ON. * Make sure the furnace blower compartment door or panel is correctly installed to engage the safety interlock or door switch. * Check for and tighten any loose connections to the thermostat or system.
  • S
    Sierra MyersAug 21, 2025
    Why is my White Rodgers Thermostat not producing heat?
    • J
      John SampsonAug 22, 2025
      If your White Rodgers Thermostat isn't heating, it could be due to several reasons: * The pilot light may not be lit; try re-lighting it. * The furnace may be in a lock-out condition. If the heat works intermittently, contact the furnace manufacturer or a local HVAC service person for assistance. * The heating system may require service, or the thermostat may need replacement. If the thermostat doesn't click after being reset, contact your heating and cooling service person or the place of purchase for a replacement.
  • L
    Lisa JohnsonAug 23, 2025
    Why is my White Rodgers 1F95-1277 not heating, cooling, or running the fan?
    • T
      Timothy CrossAug 23, 2025
      Several factors could be at play. Check for a blown fuse or tripped circuit breaker and replace the fuse or reset the breaker if necessary. Ensure the furnace power switch is turned to ON. Verify that the furnace blower compartment door or panel is correctly installed to engage the safety interlock or door switch. Finally, make sure all connections to the thermostat and system are tightened.
  • T
    Thomas GordonAug 26, 2025
    What to do if my White Rodgers 1F95-1277 Thermostat has no heat, no cool, or no fan?
    • R
      Ronald ThompsonAug 26, 2025
      If your White Rodgers Thermostat isn't producing heat, cool air, or running the fan, here are a few things to check: * First, examine the fuse or circuit breaker and replace the fuse or reset the breaker if needed. * Ensure that the furnace power switch is turned to the 'ON' position. * Confirm the furnace blower compartment door or panel is correctly installed to engage the safety interlock or door switch. * Finally, check for loose connections to the thermostat or system and tighten them.
  • R
    robert19Aug 27, 2025
    What to do if my White Rodgers 1F95-1277 Thermostat is not cooling?
    • M
      Mckenzie EstesAug 28, 2025
      If your White Rodgers Thermostat isn't cooling, the cooling system may require service, or the thermostat may need replacement. Set the thermostat to COOL and lower the setpoint below the room temperature. If the issue persists, contact your heating and cooling service person or the place of purchase for a replacement.
  • G
    graygloriaAug 29, 2025
    Why does my White Rodgers Thermostat setting and thermometer disagree?
    • P
      Paul GriffithAug 30, 2025
      If your White Rodgers Thermostat setting and thermometer disagree, it might be that the thermostat thermometer setting requires adjustment. The thermometer can be adjusted +/- 4 degrees using the Temperature Display Adjustment in the Configuration Menu section.
  • D
    Danny BonillaSep 2, 2025
    Why do the thermostat setting and thermometer disagree on my White Rodgers Thermostat?
    • M
      michael27Sep 2, 2025
      If the thermostat setting and thermometer reading disagree on your White Rodgers Thermostat, it may be due to the thermostat thermometer setting requiring adjustment. The thermometer can be adjusted +/- 4 degrees.
  • D
    Daniel JonesSep 4, 2025
    How to unlock White Rodgers 1F95-1277 Thermostat if I forgot the keypad lockout code?
    • A
      Amy LopezSep 4, 2025
      To unlock your White Rodgers Thermostat if you've forgotten the keypad lockout code, press the menu button (the button will disappear) and hold it in for 20 seconds. This action unlocks the thermostat.
  • A
    Alyssa WheelerSep 6, 2025
    Why is the heating system cycle rate too fast or too slow on my White Rodgers 1F95-1277 Thermostat?
    • B
      ballardpatriciaSep 6, 2025
      If the heating system cycle rate is either too fast or too slow on your White Rodgers Thermostat, it could be influenced by the location of the thermostat and/or the size of the heating system. Digital thermostats provide more precise control and cycle faster than older mechanical models. To increase the cycle time, select SLOW for slow cycle in the Configuration menu, step 7 (heat) or 8 (cool).
  • B
    Breanna TurnerSep 8, 2025
    Why does my White Rodgers Thermostat heat, cool, or fan run constantly?
    • D
      Donald FloresSep 9, 2025
      This issue can stem from a few potential causes. First, check all wiring connections to ensure they are not shorted or touching. Next, try resetting the thermostat. Also, make sure the FAN switch is not set to 'Fan ON'. If the issue persists after these steps, replacing the thermostat might be necessary.

Summary

INSTALLATION

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

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

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.

TROUBLESHOOTING

Reset Operation

Instructions for resetting the thermostat to factory defaults.

White Rodgers 1F95-1277 Specifications

General IconGeneral
BrandWhite Rodgers
Model1F95-1277
CategoryThermostat
LanguageEnglish

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