NOTE: THE BLACK TERMINAL LETTERS ARE TYPICAL, GRA
Y TERMINAL LETTERS ARE BRAND SPECIFIC
RC
RH
V
R
Y1
6
Y
X
B*
C
W3
W1
W
W2
F
G
O
W1
A
Y2
O
BW
2
C
G
Y1
RC
RH
2-HEA
T / 1-COOL, HEA
T PUMP SYSTEM
WITH AUX AND EMERGENCY HEA
T
#8
FA
N
SY
STEM 24V
TR
ANSFORMER
REVERSING
VA
L
V
E
A
UX / EMERG.
HEA
T
SYSTEM COMMON
HEA
T
PUMP
5, 6 WIRES
O
P
T
I
O
N
A
L
** Use “O” or “B” T
e
rminals,
Never Both
Factor
y RH-RC Jumper Wire Installed
CUSTOMER INST
ALLED Y1-W1 Jumper Wire
16
