Lennox XC17 Series Unit Information page 23

One−Stage
Air Conditioner Control
W
L
Y2
Y1
O
DS
C
2
i−
i+
R
Cut on−board link (W914) (clippable wire) from DS to R for dehumidification (Optional).
1. Thermostat T terminals are used for outdoor sensor input. Use for thermostat's outdoor temperature display (optional).
2. R to L connection is required for this model when using the ComfortSense
47W97) required and ordered separately.
3. Cut on−board link (clippable wire) DS−R for Humiditrol
setting. See furnace installation instruction or engineering handbook for lowest fan speed information.
Furnace Control
DS
O
L
3
H
DH
R
C
Y1
Y2
G
W2
W1
or Harmony IIIt applications. This will slow the indoor blower motor to the lowest speed
®
Figure 9. ComfortSense® 7000 Series Thermostat
Furnace/One−Stage Air Conditioner
Page 23
ComfortSense[ 7000 Thermostats
Catalog # Y0349 or Y2081
R
G
W2
W1
O
L
H
D
B
Y2
Y1
C
T
T
®
7000 − catalog number Y0349 only. Resistor Kit (catalog number
On−board link
Low voltage thermostat
wiring
1
XC17