Heat Pump Changeover Valve - Honeywell RTH6400 Series Quick Installation Manual

Function 2: Heat pump changeover valve
Press the or
s
changeover valve is used in heating or cooling:
NOTE: If Function 2 does not appear, please turn to the
next page to continue.
2
Done
0 Cooling changeover valve: Use this setting if you
connected a wire labeled "O" to the O/B W wire
terminal (see page 21).
1 Heating changeover valve: Use this setting if you
connected a wire labeled "B" to the O/B W wire
terminal (see page 21).
Press to change setting.
When correct setting is
selected, press NEXT to
display next function.
M28351
button to select whether your
t
15
RTH6400
0
Next
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