Advanced Programming Options; Advanced Programming Display Codes Chart - Carrier TC-PHP Owner's Manual

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
Fahrenheit to Celsius U1
backlighting U2*
keypad lockout U3
programmable or U4
nonprogrammable
number of program U5
periods
* Not available when batteries are installed.
Change Indication
F or C
On or Of
padlock
P or nP
4 or 2
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