J952V Installation Manual

31
Electrical Information
Figure 27. Two-Stage Variable Speed Motor Control Board
GROUND
SENSOR
DHUM_IN
Y1_IN
H_OUT
L2-OUT
L2-IN
L1-IN
L1-OUT
Y1_OUT
Y/Y2_OUT
W_OUT
C
EXPANSION PORT
R
RED
GREEN
NOT FOR
FIELD USE
CONNECTION TO
FURNACE CONTROL
BOARD
MOTOR WIRING
HARNESS
RED
INPUT TERMINALS
COOL
HEAT
FAN SPEED
OUTPUT TERMINALS
HUMIDIFIER
OUTPUT
STATUS LIGHTS
DEHUMIDIFIER
OUTPUT
FOR USE
WITH IQ
OUTDOOR
UNITS
1 2 3
4
5 6 7
8
OFF ON
11
4
1
8
7
10
5
2
9
3
12
6
LINE- N
XMFR-N
LINE
LINE
XMFR
EAC
HUM
LINE- N
14325
R
C
Y/Y2
W2
G
W1
Y1
GREEN
OFF
ON
EXPANSION
PORT
FOR WIRING TO THE
MOTOR CONTROL
BOARD
60
RED
STATUS
90
120
180
YELLOW
AUTO
STAGE
BLOWER
OFF
DELAY
THERMOSTAT CONNECTIONS
NEUTRALS
(FLAME)
FUSE
INPUTS
Figure 28. Two-Stage Furnace Control Board