White Rodgers 1F86-344 Specifications download pdf

To prevent electrical shock and/or equipment dam-

age, 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.

FAILURE TO READ AND FOLLOW ALL INSTRUCTIONS CAREFULLY

BEFORE INSTALLING OR OPERATING THIS CONTROL COULD CAUSE

PERSONAL INJURY AND/OR PROPERTY DAMAGE.

WHITE-RODGERS DIVISION

EMERSON ELECTRIC CO.

9797 REAVIS ROAD

ST. LOUIS, MISSOURI 63123-5398

WHITE-RODGERS

INSTALLATION AND

OPERATION INSTRUCTIONS

1F86-444

Non-Programmable Electronic Digital Thermostat

PRECAUTIONS

SPECIFICATIONS

This thermostat is intended for use with a low voltage system; do

not use this thermostat with a 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:

8 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:

• Standard heat/cool or heat only systems

• Electric heat systems

• Gas or oil fired systems

• Gas systems with intermittent ignition devices (I.I.D.) and/

or vent dampers

• Single-stage heat pump systems

• Millivolt systems

DO NOT USE WITH:

• Multi-stage systems

• Systems exceeding 30 VAC and 1.5 amps

• 3-wire zoned hydronic heating systems

PART NO. 37-5410C

Replaces 37-5410B

9805

Operator: Save these instructions for future use!

DESCRIPTION

Your new White-Rodgers Digital Thermostat uses the technol-

ogy of a solid-state microcomputer to provide precise tempera-

ture control.

Features:

• Battery powered (3 “AA” Energizer

alkaline batteries in-

cluded).

• Simultaneous heat and cool temperature storage

• LCD continuously displays set point and room temperature

• °F/°C convertibility

• Temperature range 45° to 90°F

• Standard five terminals for single or two-transformer sys-

tems

• B and O terminals for single stage heat pumps or damper

operation

CAUTION

WARNING

1 2 3 4

Summary of Contents

Page 1 - 1F86-444

To prevent electrical shock and/or equipment dam-age, disconnect electric power to system, at main fuseor circuit breaker box, until installation is c

Page 2 - INSTALLATION

2INSTALLATIONREMOVE OLD THERMOSTAT1. Shut off electricity at the main fuse box until installation iscomplete. Ensure that electrical power is disconne

Page 3 - CHECK THERMOSTAT OPERATION

3CHECK THERMOSTAT OPERATIONIf at any time during testing your system does not operateproperly, contact a qualified serviceperson.Fan OperationIf your

Page 4 - OPERATION

OPERATIONBefore you begin using your thermostat, you should be familiarwith its features and with the display and the location andoperation of the the