27
WIRING DIA
GRAM
7110770
Air Handler with
Variable
Speed High Efficiency Motor
Legen
d
Field
Wiring
Factory
Wiring
:
Lo
w
Vo
lta
ge
High
Vo
ltag
e
¢711077.¤
0510
1
2
240
24
V
208
CO
M
TRANSFORMER
RC
HEATER PLUG
L
Y1
W2
W1
O
Y/Y2
G
R
C
L2
L1
EAL
HUM
L1 L2 C
R
EXPANSION
1 2 3 4 5 6
1 2 3 4 5 6 7 8 9
1 2 3 4 5 6 7 8 9
1 2 3 4 5 6
9-PIN PLUG
9-PIN HOUSING
MO
TO
R
TEST
EXP
ANSION
MO
TO
R
W
Y/Y2
Y1
H
L2 OUT
L2 IN
DEHUM
Y1
SENSOR
GND
C DX- DX+
R
BLACK
WHITE
6-PIN PLUG
6-PIN PLUG
BL
AC
K
WHITE
BLAC
K
WHITE
GRAY
RED
BL
AC
K
HARNESS
HARNESS
GREEN
BR
OW
N
RED
ORANGE YELL
OW
GREEN BLUE
BR
OW
N
RED
ORANGE YELL
OW
GREEN BLUE
RED
CUT
WIRES
TO
REMOVE PL
UG HOUSING
WHEN HEA
TER KIT NO
T INST
ALLED
NO
TES:
1.
The blower moto
r
speed tap connec
tion
may not be as shown.
See the Installation Instruc
tions
.
2.
Disconne
ct
all power bef
ore ser
vicin
g.
3.
Tr
ansf
ormer ma
y ha
vea dual voltage
prima
ry
ta
p.
Match the tap
position with the supply voltage used
.
4.
If the internal wiring is replaced
, use only
105°C copper wire of the same gauge
.
BL
AC
K
WHITE
Figure 20. Wiring Diagram for HCG**V1E Series Air Handler
