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1F85RF-275 Thermostat and
Wireless Remote Sensor Kit
Automatic Heat/Cool Changeover Thermostat for Single Stage/
Multi-Stage/Heat Pump Systems with Wireless Remote Sensor
PART NO. 37-6841BPART NO. 37-6841B
PART NO. 37-6841BPART NO. 37-6841B
PART NO. 37-6841B
Replaces 37-6841A
0745
Installation and Operating Instructions for Model:Installation and Operating Instructions for Model:
Installation and Operating Instructions for Model:Installation and Operating Instructions for Model:
Installation and Operating Instructions for Model:
Save these instructionsSave these instructions
Save these instructionsSave these instructions
Save these instructions
for future use!for future use!
for future use!for future use!
for future use!
FAILURE TO READ AND FOLLOW ALL INSTRUCTIONSFAILURE TO READ AND FOLLOW ALL INSTRUCTIONS
FAILURE TO READ AND FOLLOW ALL INSTRUCTIONSFAILURE TO READ AND FOLLOW ALL INSTRUCTIONS
FAILURE TO READ AND FOLLOW ALL INSTRUCTIONS
CAREFULLY BEFORE INSTALLING OR OPERATING THISCAREFULLY BEFORE INSTALLING OR OPERATING THIS
CAREFULLY BEFORE INSTALLING OR OPERATING THISCAREFULLY BEFORE INSTALLING OR OPERATING THIS
CAREFULLY BEFORE INSTALLING OR OPERATING THIS
CONTROL COULD CAUSE PERSONAL INJURY AND/ORCONTROL COULD CAUSE PERSONAL INJURY AND/OR
CONTROL COULD CAUSE PERSONAL INJURY AND/ORCONTROL COULD CAUSE PERSONAL INJURY AND/OR
CONTROL COULD CAUSE PERSONAL INJURY AND/OR
PROPERTY DAMAGE.PROPERTY DAMAGE.
PROPERTY DAMAGE.PROPERTY DAMAGE.
PROPERTY DAMAGE.
APPLICATIONSAPPLICATIONS
APPLICATIONSAPPLICATIONS
APPLICATIONS
DescriptionDescription
DescriptionDescription
Description
Heat Pump (No Auxiliary or Emergency Heat) Yes
Heat Pump (with Auxiliary or Emergency Heat) Yes
Standard Heat & Cooling Systems Yes
Multi-Stage Systems requiring more than Yes
One Call for Heat or Cool
Standard Heat Only Systems Yes
Millivolt Heat Only Systems – Floor or Wall Furnaces No
Standard Central Air Conditioning Yes
Gas or Oil Heat Yes
Electric Furnace Yes
Hydronic (Hot Water) Zone Heat – 2 Wires * Yes
Hydronic (Hot Water) Zone Heat – 3 Wires No
THERMOSTAT APPLICATION GUIDETHERMOSTAT APPLICATION GUIDE
THERMOSTAT APPLICATION GUIDETHERMOSTAT APPLICATION GUIDE
THERMOSTAT APPLICATION GUIDE
To prevent electrical shock and/or equipment dam-To prevent electrical shock and/or equipment dam-
To prevent electrical shock and/or equipment dam-To prevent electrical shock and/or equipment dam-
To prevent electrical shock and/or equipment dam-
age, disconnect electric power to system at main fuseage, disconnect electric power to system at main fuse
age, disconnect electric power to system at main fuseage, 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.
or circuit breaker box until installation is complete.or circuit breaker box until installation is complete.
or circuit breaker box until installation is complete.
CAUTION
!
ATTENTION: MERCURY NOTICEATTENTION: MERCURY NOTICE
ATTENTION: MERCURY NOTICEATTENTION: MERCURY NOTICE
ATTENTION: MERCURY NOTICE
This product does not contain mercury. However, this prod-
uct may replace a product which contains mercury.
Mercury and products containing mercury must not be dis-
carded 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-RodgersWhite-Rodgers
White-RodgersWhite-Rodgers
White-Rodgers
2895 Harrison Street2895 Harrison Street
2895 Harrison Street2895 Harrison Street
2895 Harrison Street
Batesville, AR 72501Batesville, AR 72501
Batesville, AR 72501Batesville, AR 72501
Batesville, AR 72501
Model Programming Choices
1F85RF-270 Non-Programmable 5/1/1 Day
F145RF-1328 Wireless Remote Sensor
Index Page
Installation 2
Wiring Connections 3
Thermostat/Sensor Quick Reference 4
Installer Configuration Menus 6
Operating Your Thermostat and Sensor 9
Programming 13
Troubleshooting 14
SPECIFICATIONSSPECIFICATIONS
SPECIFICATIONSSPECIFICATIONS
SPECIFICATIONS
ThermostatThermostat
ThermostatThermostat
Thermostat:
Electrical Ratings .......................... 20 to 30 VAC 50/60 Hz
0.2 to 0.6 Amps per Load
(Y1, E/W1, G)
1.5 Amps (Y2, W2, O, B
Load per terminal)
1.5 Amps Max
(All terminals combined)
Setpoint Range .............................. 45 to 90°F (7 to 32°C)
Rated Differential (Single Stage)... Heat 0.6° or 1.5°F, Cool 1.2°F
Rated Differential (Multi-Stage)..... Heat 0.6° or 1.5°F, Cool 1.2°F
Rated Differential (Heat Pump)..... Heat & Cool 0.75° or 1.2°F
Operating Ambient ........................ 32 to +105°F (0 to +41°C)
Operating Humidity ....................... 90% non-condensing max.
Shipping Temp. Range.................. -4 to +150°F (-20 to +65°C)
Thermostat Dimensions ............... 3-3/4"H x 6"W x 1-1/4"D
Remote Sensor:Remote Sensor:
Remote Sensor:Remote Sensor:
Remote Sensor:
This device complies with Part 15 of the FCC Rules, OperationThis device complies with Part 15 of the FCC Rules, Operation
This device complies with Part 15 of the FCC Rules, OperationThis device complies with Part 15 of the FCC Rules, Operation
This device complies with Part 15 of the FCC Rules, Operation
is subject to the following two conditions: (1) this device mayis subject to the following two conditions: (1) this device may
is subject to the following two conditions: (1) this device mayis subject to the following two conditions: (1) this device may
is subject to the following two conditions: (1) this device may
not cause harmful interference, and (2) this device must acceptnot cause harmful interference, and (2) this device must accept
not cause harmful interference, and (2) this device must acceptnot cause harmful interference, and (2) this device must accept
not cause harmful interference, and (2) this device must accept
any interference received, including interference that may causeany interference received, including interference that may cause
any interference received, including interference that may causeany interference received, including interference that may cause
any interference received, including interference that may cause
undesired operation.undesired operation.
undesired operation.undesired operation.
undesired operation.
Maximum Wireless Remote Sensors .....1 indoor, 1 outdoor
Operating Range ....................................45 to 90°F (7 to 32°C)
Operating Humidity Range .....................0 to 90% RH
(non-condensing)
Dimensions ............................................. 2-5/8"H x 4-1/4"W x 7/8"D
* Max. Distance from Thermostat ..........200 feet
* Distance shown is for a typical application. Distances may vary in
some applications because obstacles that block the signal path
may affect the strength of the signal.
* Common Connection Required
1F85RF-270
Wireless Remote Sensor