White Rodgers 37-6753B User Manual

Installation

Wiring Connections

Thermostat Quick Reference

Installer Configuration Menu

Operating Your Thermostat

Programming

Troubleshooting

www.white-rodgers.com

90 Series Blue Universal Thermostat with

Automatic Heat/Cool Changeover Option

PART NO. 37-6753B

Replaces 37-6753A

0706

Single Stage, Multi-Stage, Heat Pump

Installation and Operating Instructions for Model:

APPLICATIONS

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

THERMOSTAT APPLICATION GUIDE

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 32°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 . . . . . . . . . . . . . . . . . . . . .

4.6"H x 5.9"W x 1.2"D

To prevent electrical shock and/or equipment dam-

To prevent electrical shock and/or equipment dam-
age, disconnect electric power to system at main fuse

age, disconnect electric power to system at main fuse

age, disconnect electric power to system at main fuse
or circuit breaker box until installation is complete.

or circuit breaker box until installation is complete.

CAUTION

ATTENTION: MERCURY NOTICE

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 and send it to:

White-Rodgers

White-Rodgers
2895 Harrison Street

2895 Harrison Street

2895 Harrison Street
Batesville, AR 72501

Batesville, AR 72501

Index

Page

Model

Programming Choices

1F95-1277

Non-Programmable 5/1/1 Day

7 Day

Save these instructions for future use!

FAILURE TO READ AND FOLLOW ALL INSTRUCTIONS

FAILURE TO READ AND FOLLOW ALL INSTRUCTIONS
CAREFULLY BEFORE INSTALLING OR OPERATING THIS

CAREFULLY BEFORE INSTALLING OR OPERATING THIS

CAREFULLY BEFORE INSTALLING OR OPERATING THIS
CONTROL COULD CAUSE PERSONAL INJURY AND/OR

CONTROL COULD CAUSE PERSONAL INJURY AND/OR

CONTROL COULD CAUSE PERSONAL INJURY AND/OR
PROPERTY DAMAGE.

PROPERTY DAMAGE.