NOTE: THE BLACK TERMINAL LETTERS ARE TYPICAL, GRA
Y
TERMINAL LETTERS ARE BRAND SPECIFIC
W2
W1
4
W
X
F
G
B*
RH
V
R
W2
A
W1
G
B
C
O
Y
RC
RH
1-ST
AGE OR 2-ST
AGE, HEA
TING ONL
Y
(INCLUDING MILLIVOL
T)
(2-WIRE HEA
T USE “RH” & “W1”)
Factor
y RH-RC Jumper Wire Installed
#1
2, 3, 4, 5 WIRES
C
HEA
T
ER
ST
A
G
E
2
ST
A
G
E
1
FA
N
SY
STEM 24V
TR
ANSFORMER
SYSTEM COMMON
F
A
N WIRE
MA
Y NOT BE
PRESENT IN
ALL SYSTEMS
O
P
T
I
O
N
A
L
10
