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FAILURE TO READ AND FOLLOW ALL INSTRUCTIONS
CAREFULLY BEFORE INSTALLING OR OPERATING
THIS CONTROL COULD CAUSE PERSONAL INJURY
AND/OR PROPERTY DAMAGE.
APPLICATIONS
THERMOSTAT APPLICATION GUIDE
Description
Heat Pump (No Aux. or Emergency Heat)
Heat Pump (with Aux. or Emergency Heat)
Systems with up to 2 Stages Heat, 2 Stages Cool
Heat Only Systems (with optional fan switch)
Millivolt Heat Only Systems – Floor or Wall Furnaces
Cool Only Systems
Gas or Oil Heat
Electric Furnace
Hydronic (Hot Water) Zone Heat – 2 Wires
Hydronic (Hot Water) Zone Heat – 3 Wires
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 ........................................................... 1.5 A per terminal, 2.5A maximum all terminals combined
Setpoint Range ......................................................... 45° to 90°F (7° to 32°C)
Differential (Single Stage) ......................................... Heat 0.6°F; Cool 1.2°F (adjustable)
Differential (Heat Pump) ........................................... Heat 1.2°F; Cool 1.2°F (adjustable)
Operating Ambient .................................................... 32° to +105°F (0° to +41°C)
Operating Humidity ................................................... 90% non-condensing max.
Shipping Temperature Range ................................... -40° to +150°F (-40° to +65°C)
Dimensions Thermostat ............................................ 3.4"H x 4.4"W x 1.3"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.
Index
Installation
Wiring Connections
Thermostat Quick Reference
Installer Confi guration Menu
Operating Your Thermostat
Programming
Troubleshooting
Blue Selecto Thermostat with
Automatic Heat/Cool Changeover Option
Single Stage, Multi-Stage or Heat Pump
Installation and Operating Instructions for Model:
Model
1F85ST-0422
Yes
Yes
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Yes
Yes
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Yes
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
Page
spilled mercury and place in a sealed container. For proper
2
disposal of a product containing mercury or a sealed
2
container of spilled mercury, place it in a suitable shipping
container. Refer to www.white-rodgers.com for location to
3
send product containing mercury.
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6
6
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www.white-rodgers.com
Programming Choices
5/1/1 Day
5/2 Day
Non-Programmable
1F85ST-0422 Thermostat
with Spanish Display
PART NO. 37-6954B
Replaces 37-6954A
0905
1
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Table of Contents
Related Manuals for White Rodgers 1F85ST-0422
Summary of Contents for White Rodgers 1F85ST-0422
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Page 1: Specifications
Single Stage, Multi-Stage or Heat Pump Installation and Operating Instructions for Model: Model 1F85ST-0422 5/1/1 Day 1F85ST-0422 Thermostat with Spanish Display ATTENTION: MERCURY NOTICE This product does not contain mercury. However, this product may replace a product that contains mercury. -
Page 2: Wiring Connections
INSTALLATION WARNING Thermostat installation and all components of the control system shall conform to Class II circuits per the NEC code. Remove Old Thermostat A standard heat/cool thermostat consists of three basic parts: The cover, which may be either a snap-on or hinge type. The base, which is removed by loosening all captive screws. -
Page 3: Thermostat Quick Reference
THERMOSTAT QUICK REFERENCE Home Screen Description Displays the power level of the 2 “AA” batteries: indicates good power level indicates batteries at about half power. “Cambiar (Change ) indicates batteries are low and should be replaced with 2 new premium brand “AA” Alkaline batteries. -
Page 4: Installer/Configuration Menu
INSTALLER/CONFIGURATION MENU With thermostat in Heat, Cool or Auto, in normal operation, press the Menu button for at least 5 seconds. The display will show item #1 in the table below. Press Menu to advance to the next menu item. Press Shaded items are not available to 1F86. - Page 5 INSTALLER/CONFIGURATION MENU This control can be confi gured for: EM2 – Multi-Stage System (no heat pump) bC1 – Heat Pump with one stage of compressor ES1 – Single Stage System GAS or Electric (ELE) fan operation. If the heating sys- tem requires the thermostat to energize the fan, select ELE.
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Page 6: Operating Your Thermostat
INSTALLER/CONFIGURATION MENU 21) Select Filter Replacement Reminder and Set Run Time – Select the “Cambiar Filtro” (Change Filter) reminder On or OFF. If selected On, press MENU to select the time period from 25 to 1975 hours in 25 hours increments. - Page 7 The Heating and Cooling Program schedules below allow you to pencil in your own program times and temperatures. The 1F85ST-0422 comes confi gured for 5/1/1 day program- ming and can also be confi gured for 5/2 day programming (see confi guration section).
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Page 8: Reset
TROUBLESHOOTING Reset Operation Note: When thermostat is reset, installer confi guration menu settings and programming will reset to factory settings. If a voltage spike or static discharge blanks out the display or causes erratic thermostat operation, you can reset the thermostat by removing the wires from terminals R and C (do not short them together) and removing batteries for 2 minutes.