Installation Guide
16
18-HD68D1-10
*See note on page 7 regarding HUM and AUX
terminals.
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.
17- AMERISTAR 1 STAGE COOLING
SOV
STG2
STG1
STG1
STG3
STG2
FAN
PWM
HUM
HUM
AUX1
AUX1
AUX2
AUX2
24V
ONL
Y
24V
ONL
Y
24V
ONL
Y
O
Y1
Y2
W1
W2
W3
W1
W2
G
BK
HUM*
HUM*
AUX1*
AUX1*
AUX2*
AUX2*
RELAY PANEL
R
C
G
INDOOR UNIT
C
Y
OUTDOOR UNIT
COMMUNICATING
CONTROL
D
R
B
D
R
B
Diagram 18 - Ameristar 1 Stage Cooling
Diagram 17 - Package 1 Stage Heat/Cool w/Non-Variable Speed Blower
*See note on page 7 regarding HUM and AUX
terminals.
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.
16- PACKAGE 1 STAGE HEAT/COOL W/NON-VARIABLE SPEED BLOWER
SOV
STG2
STG1
STG1
STG3
STG2
FAN
PWM
HUM
HUM
AUX1
AUX1
AUX2
AUX2
24V
ONL
Y
24V
ONL
Y
24V
ONL
Y
O
Y1
Y2
W1
W2
W3
G
BK
HUM*
HUM*
AUX1*
AUX1*
AUX2*
AUX2*
RELAY PANEL
R
B
Y
W1
W2
G
PACKAGE UNIT
COMMUNICATING
CONTROL
D
R
B
D
R
B