Honeywell T8131A Thermostat User Manual


 
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Table of Contents
Page
Prepare for Installation .................................................................................................................... 5
Remove Old Thermostat ................................................................................................................. 7
Replacing a Clock Thermostat that has C or C1 Clock Terminals .................................................. 8
Install Batteries................................................................................................................................ 9
Program the Thermostat ................................................................................................................. 11
Adjust Fan Operation Switch........................................................................................................... 20
Adjust System On-Time, °F/°C........................................................................................................ 20
Mount Thermostat Mounting Plate .................................................................................................. 22
Wire Thermostat Terminals ............................................................................................................. 24
Mount Thermostat ........................................................................................................................... 28
Check Thermostat Operation After Programming and Installing..................................................... 29
Set Fan and System Switches ........................................................................................................ 31
Troubleshooting Guide .................................................................................................................... 32
Limited One-Year Warranty .................................................................................... Inside Back Cover