Installation and User Guide
12
Part No. 37-7760003
09-2018 18-HD48D1-1A-EN
Y2
Y1
G
R
B
W2
W1
O/B
L
Y2
Y
G
Rc
Rh
C
+
S
-
HM
W2
W/E
6
DHM
Optional
remote
indoor or
outdoor
wired
sensor
FOOTNOTES:
1) A/TCONT302 {does not include humidifier(HM) and dehumidifier(DHM) terminals}
1 or 2 Stage Heat/Cool Package Unit with Variable Speed Blower
Thermostat
Thermostat
Package Unit
BK
X2
Y1
G
R
B
W1
O/B
L
Y2
Y
G
Rc
Rh
C
+
S
-
HM
W2
W/E
6
DHM
Optional
remote
indoor or
outdoor
wired
sensor
FOOTNOTES:
1) A/TCONT302 {does not include humidifier(HM) and dehumidifier(DHM) terminals}
HP Package Unit with Non-Variable Speed Blower
Thermostat
Thermostat
Package Unit
* Caution: Do not run Outdoor/Remote sensor wires
in the same bundle with HVAC wires. Also, keep
away from high voltage wiring to avoid interference.
O/B
W2
