Honeywell RTH5100B Thermostat User Manual


 
Installation Guide
18
NOTE: If Function 2 does not
appear, please turn to the next
page to continue.
Next
2
0
Done
Press to change
setting. When
correct setting is
selected, press
NEXT to display
next function.
Press the s or t button to select whether
your changeover valve is used in heating or
cooling:
0 Cooling changeover valve: Use this
setting if you connected a wire labeled
“O” to the O/B W wire terminal (see
page 13).
1 Heating changeover valve: Use this
setting if you connected a wire labeled
“B” to the O/B W wire terminal (see
page 13).
Function 2: Heat pump changeover valve