Carrier 33CS450-01 Owner's Manual page 38

Section 8 Contents:
u Turning On/Off the
Backlight. .................................. 8.2
= Programming the Thermostat
to Display Temperature in
Fahrenheit or Celsius .............. 8.2
= Locking/Unlocking the
Keypad. ..................................... 8.3
" Programming a Security
Level .......................................... 8.4
Page 8. I