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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.
24
SCHEMATICS
TYPICAL SCHEMATIC
AMV9/ACV9_____X* MODEL FURNACES
WR 50V61-289 INTEGRATED IGNITION CONTROL
This schematic is for reference only. Not all wiring is as shown above. Refer to the appropriate wiring diagram for the unit being serviced.
MATE WITH AMP
1-480708-0
3 AMP
AUTOMOTIVE
FUSE
350550-1
SOCKETS
USING
K3
K8a
K8b
PARK
THERMOSTAT
NEU
CIRC.
W8
LO
IND
HI
IND
NEU
IND
K1
K2
HEAT
HIGH
IGN
FP
H1
C
SWITCH
PRESSURE
2ND STAGE
M
P
COM
MV
SWITCH
ROLLOUT
MVH
W2 W2
HUM
EAC
NEU
EAC
AIR CLEANER
ELECTRONIC
INDUCER
HUMN
HUMIDIFIER
W1
G
Y
R
W1
G
Y
B/C
TR
R
TH
24 V.A.C.
XFMRN
XFMR
BLOWER
CIRCULATOR
HLIHLO
PS1PS2
MVL
GND
IGNN
IGNITOR
PROBE
SENSOR
FLAME
SWITCH
PRESSURE
1ST STAGE
LIMIT
AUX
LIMIT
HIGH
GAS VALVE
2 STAGE
K6
COOL
HEAT
LOW
K7
Q22
1M
.0005
LINE NEU
120 VAC
LINE HOT
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.