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HIGH VOLTAGE!
DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS
UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO
DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH.
23
SCHEMATICS
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
BLOWER ASSEMBLY SCHEMATIC
AMV9/ACV9_____X* MODEL FURNACES
This schematic is for reference only. Not all wiring is as shown above,
refer to the appropriate wiring diagram for the unit being serviced.
LOAD
LINE
HARNESS
TO MAIN
CONNECTOR
9 CIRCUIT
PIN 4
PIN 9
PIN 8
PIN 7
WHBK
BK
HOT
NEUTRAL
LINE
XFMR
EAC
CIRC
HUM
HUM
XFMR
LINE
PARK
COOL
HEAT
HI
EAC
HEAT
LO
CFM
USC
WR
DEHUM
CUT FOR
1
2
3
87 4321
87 4321
Intell-Ignition
TSTAT
S4
S3
OFF
ON
S1
SINGLE
TWO
ON
OFF
YL
PK
VT
HOUSING)
(SIDES OF BLOWER
AUXILIARY LIMITS
PIN 1
PIN 2
BK
WH
GN
GY
OR
BK
WH
PIN 6
SCROLL HOUSING
GROUND TO
PK
P
I
N
5
P
I
N
4
P
I
N
3
P
I
N
2
P
I
N
1
WH
BLWR MOTOR
TO ECM
BK
WH
BK
WH
GY
OR
PIN 5
PIN 3
TRANSFORMER
INTEGRATED CONTROL MODULE
(GUVA070,090,115 MODELS ONLY)
INDUCTOR COIL
ECM BLOWER MOTOR