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W
D
IRING
IAGRAM
2
3
2
DIAGNOSTIC
LED'S
HSI
EAC
AUX
(ON SOME MODELS)
*MVM97_A*, *CVM97_A*
DOOR
SWITCH
INDUCTOR COIL
(ON SOME MODELS)
LINE
EAC
HUM
IGN
FS
LINE
FUSE 3A
TO+VDC
TO
MICRO
G
O
DEHUM
C
TO
R
TO
MICRO
INTEGRATED CONTROL
MODULE
GR GREEN
61
JUNCTION BOX
INDOOR
GND
AIR
CIRCULATOR
BLWR
GND
NEUTRAL
ELECTRONIC
AIR CLEANER
OPTIONAL
3
2
3 ID
1
BLWR
NEUTRAL
HUMIDIFIER
OPTIONAL
NEUTRAL
HOT SURFACE
IGNITER
NEUTRAL
40 VA
TRANSFORMER
TR (5)
24 VAC
AUTO RESET PRIMARY
AUTO RESET AUXILIARY LIMIT
LIMIT CONTROL
CONTROLS
(3)
(6)
LOW FIRE
PRESS.
(12)
SWITCH
NO
C
(2)
NO
C
HIGH FIRE
PRESS. SWITCH
MANUAL RESET ROLLOUT
LIMIT CONTROLS
(11)
(7)
(8)
NO
C
FRONT COVER
(10)
GAS
PRESS.
VALVE
SWITCH
GND (4)
TR (9)
GND
GND (4)
+ VDC (1)
INDOOR
RX (2)
AIR
CIRCULATOR
TX (3)
BLWR
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Troubleshooting
