Or 2 Stage Heat / Cool Pkg Unit With Vsb; Hp Pkg Unit With Non-Variable Sb - American Standard ACONT302 Installation And User Manual

Heat Pump with GAF2-S
Thermostat
O/B
L
Y2
Y
G
Rc
Rh
4
C
Optional
+
remote
indoor or
S
outdoor
-
wired
sensor
HM
1
W2
W/E
6
DHM
1
Package Heat Cool Unit
Thermostat Thermostat
O/B
L
Y2
Y
G
Rc
Rh
C
Optional
+
remote
indoor or
S
outdoor
-
wired
sensor
HM
W2
W/E
6
* Caution: Do not run Outdoor/Remote sensor wires
DHM in the same bundle with HVAC wires. Also, keep
away from high voltage wiring to avoid interference.
09/2020 11-HD17D1-1C-EN
Part No. 37-7775005
2
Indoor Unit
G
R
B
W
Y
G
R
B
W2
W1
American Standard Silver 302 and 303 Touchscreen Thermostat
Outdoor Unit
O
Y/Y1
R
B
3
* Caution: Do not run Outdoor/Remote sensor wires
X2
in the same bundle with HVAC wires. Also, keep
away from high voltage wiring to avoid interference.
FOOTNOTES:
1) A/TCONT302 {does not include humidi er(HM) and dehumidi er(DHM) terminals}
2) Wire third party condensate over ow switches between Y of the thermostat and Y1
of the air ow control board
3) X2 is required to energize aux heat during defrost
4) Factory installed jumper
FOOTNOTES:
1) A/TCONT302 {does not include humidi er(HM) and dehumidi er(DHM) terminals}
11