17
Installing your thermostat
Alternate wiring key (Conventional System)
2
1
Do not use
K
terminal. For future use.
• If you have both an
R
and
Rc
wire, unplug the jumper loop by pulling on the wire
loop.
• If your old thermostat had both
R
and
RH
wires, connect the
R
wire to the
Rc
terminal, the
RH
wire to the
R
terminal, and unplug the jumper loop.