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ADVANCED PROGRAMMING OPTIONS
Advanced programming display codes chart
You can customize several features of your thermostat. This chart shows which
features you can change and the codes associated with them. The codes will be
shown on the display when you follow the instructions.
Feature Configuration Code Change Indication
Fahrenheit to Celsius U1 F or C
backlighting U2* On or Of
keypad lockout U3 padlock
programmable or
nonprogrammable
U4 P or nP
number of program
periods
U5 4 or 2
* Not available when batteries are installed.
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