Honeywell RTH6400 Owner's Manual - Page 17

Function 2

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SETUP WIRING RTH6400 Function 2: Heat pump changeover valve Press the s or t button to select whether your changeover valve is used in heating or cooling: NOTE: If Function 2 does not appear, please turn to the next page to continue. 20 Done Next M28352 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). ASSISTANCE TROUBLESHOOTING Press to change setting. When correct setting is selected, press NEXT to display next function. M28351 15 69-2210EF-03

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RTH6400
15
69-2210EF—03
SETUP
WIRING
ASSISTANCE
TROUBLESHOOTING
Function 2:
Heat pump changeover valve
Press the
s
or
t
button to select whether your
changeover valve is used in heating or cooling:
NOTE:
If Function 2 does not appear, please turn to the
next page to continue.
Done
Next
2
0
M28352
Press to change setting.
When correct setting is
selected, press
NEXT
to
display next function.
M28351
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).