Advanced Installation Guide
Function 12: Manual/Auto Changeover
Press the
or
s
Changeover:
NOTE: If Function 12 does not appear, please turn to the
next page to continue. This function is only available on
the RTH6450.
12
Done
0
Manual Changeover: (Heat/Off/Cool)
1
Automatic Changeover: (Heat/Off/Cool/Auto)
Automatically turns on heat or cool based on room
temperatures.
CAUTION: To avoid possible compressor
damage, set to option 0 if the outside
temperature drops below 50 ºF (10 ºC).
NOTE: System maintains a minimum 3 ºF
difference between heat and cool settings.
Press to change setting.
When correct setting is
selected, press NEXT to
display next function.
M28351
69-2416ES—05
button to select Manual or Auto
t
20
0
Next
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