Honeywell RTH6300B Owner's Manual - Page 15

Connect wires less common wire designations - heat pump

Page 15 highlights

RTH6300B Programmable Thermostat Connect wires (less common wire designations) If labels do not match letters on the thermostat, check the chart at right and connect to terminal as shown here (see notes, below). If wires will be connected to both R and Rc terminals, remove metal jumper (see page 12). Do not connect both O and B if you have a heat pump. Connect O wire to O/B W. Wrap B wire with electrical tape and do not use. Do not use C, X or B. Wrap bare end of wire with electrical tape. 13

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RTH6300B Programmable Thermostat
13
Connect wires (less common wire designations)
If labels do not match letters on the thermo-
stat, check the chart at right and connect to
terminal as shown here (see notes, below).
If wires will be connected to both
R
and
Rc
terminals, remove
metal jumper (see page 12).
Do not connect both
O
and
B
if
you have a heat pump. Connect
O
wire to O/B W. Wrap
B
wire with
electrical tape and do not use.
Do not use C, X or B. Wrap bare
end of wire with electrical tape.