White Rodgers 1F83-51 User Manual

To prevent electrical shock and/or equipment
damage, disconnect electric power to system at
main fuse or circuit breaker box until installation
is complete.
Do not use on circuits exceeding specified voltage.
Higher voltage will damage control and could cause
shock or fire hazard.
Do not short out terminals on gas valve or primary
control to test. Short or incorrect wiring will damage
thermostat and could cause personal injury and/or
property damage.
Printed in U.S.A.
DESCRIPTION
1F83-51
Non-Programmable Electronic
Digital Multi-Stage Thermostat
INSTALLATION AND
OPERATION INSTRUCTIONS
PART NO. 37-5916C
Replaces 37-5916B
0005
Operator: 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.
Your new White-Rodgers Digital Multi-stage Thermostat uses
the technology of a solid-state microcomputer to provide precise
temperature control.
Features:
• Simultaneous heat and cool program storage
• Optional C terminal (dual power option)
PRECAUTIONS
SPECIFICATIONS
• LCD continuously displays room temperature
• °F/°C convertibility
• Temperature range 45° to 90°F
• Two-stage heat/two-stage cool
This thermostat is intended for use with a 24-volt system; do not
use this thermostat with a millivolt or line voltage system. If in
doubt about whether your wiring is millivolt, line, or low voltage,
have it inspected by a qualified heating and air conditioning
contractor or electrician.
Do not exceed the specification ratings.
All wiring must conform to local and national electrical codes and
ordinances.
This control is a precision instrument, and should be handled
carefully. Rough handling or distorting components could cause
the control to malfunction.
ELECTRICAL DATA
Electrical Rating:
20 to 30 VAC 50/60 Hz. or D.C.
0.05 to 1.5 Amps (Load per terminal)
1.5 Amps Maximum Total Load (All terminals combined)
THERMAL DATA
Setpoint Temperature Range:
45°F to 90°F (7°C to 32°C)
Operating Ambient Temperature Range:
32°F to 105°F
Operating Humidity Range:
0 to 90% RH (non-condensing)
Shipping Temperature Range:
-40°F to 150°F
APPLICATIONS
For use with:
• Heat/cool systems with up to two stages heat, two
stages cool
DO NOT USE WITH:
• Millivolt systems
• Systems exceeding 30 VAC and 1.5 amps
• 3-wire zoned hydronic heating systems
CAUTION
!
WARNING
!
WHITE-RODGERS DIVISION
EMERSON ELECTRIC CO.
9797 REAVIS ROAD
ST. LOUIS, MISSOURI 63123-5398
WHITE-RODGERS

White Rodgers 1F83-51 Specifications

General

Brand	White Rodgers
Model	1F83-51
Category	Thermostat
Language	English

Summary

Product Description and Specifications

Product Description

Details the features of the digital multi-stage thermostat, including its microcomputer technology and dual power option.

Precautions

Essential safety warnings and cautions for installation and operation to prevent injury or damage.

Electrical Data

Specifies the electrical ratings for the thermostat, including voltage, frequency, and current load per terminal.

Thermal Data

Outlines the temperature ranges for setpoints, operation, and shipping, as well as humidity limits.

Applications

Lists compatible heating and cooling systems and systems that should not be used with this thermostat.

Thermostat Installation Guide

Removing the Old Thermostat

Step-by-step instructions for safely removing the existing thermostat and its wiring.

Pre-Installation Setup

Configuration steps before mounting, including setting switches and jumpers for system compatibility.

Battery Installation

Guidance on inserting and engaging the required 3 'AA' batteries for thermostat operation.

Installing the Thermostat Base

Instructions for mounting the thermostat base to the wall, ensuring it is level and secure.

Thermostat Operation and Testing

Checking Thermostat Operation

Procedures for testing the fan, heating, and cooling systems after installation.

Cooling System Caution

Warning against operating the cooling system when outdoor temperature is below 50°F to prevent damage.

Compressor Lockout Bypass

Information for qualified technicians on overriding compressor short-term cycle protection during testing.

Using Your Thermostat

Thermostat Components and Display

Overview of the thermostat's physical buttons, switches, and the information displayed on the LCD screen.

Operating Features

Explanation of key features like temperature setpoint adjustment, simultaneous storage, and low battery indication.

Temperature Display Adjustment

Instructions on how to adjust the displayed temperature within a ±4°F range to match a previous thermostat.

Troubleshooting

Guidance on resolving display issues, such as frozen screens, by using the reset button or contacting a technician.