62
HI
G
H
VOL
T
AGE!
Di
sconnect
ALL
pow
er
be
fo
re
s
e
rv
ic
ing or
i
n
st
al
li
ng t
h
is
uni
t.
M
u
lt
ip
le
pow
er
sour
ces m
ay
b
e
pr
esent
. Fai
lur
e t
o
do so
m
ay cause
pr
oper
ty
dam
a
ge,
p
e
rs
ona
l
in
ju
ry
or
de
ath.
*MVM97_A*, *CVM97_A*
W
IRING
D
IAGRAM
GR GREEN
RD RED
GY GRAY
OR ORANGE
COLOR CODES:
PK PINK
BR BROWN
WH WHITE
BL BLUE
YL YELLOW
PU PURPLE
BK BLACK
VAC
115
SENSOR
FLAME
INTEGRATED CONTROL
MODULE
GY
BL
RA
MP
IN
G
GY
40 VA
TR
A
N
S
F
O
R
M
E
R
BR
BK
OR
(10)
GND
2
OR
AUX
HSI
9
8
12
1
11
7
2
54
3
6
10
DE
HU
M
W2
C
1
Y1
2
R
W1
EAC
HU
M
Y2
ID BLOW
E
R
CON
NECTOR
G
O
LED’S
DIAGNOSTIC
4
FLAM
E
SENSOR
1
DELAY
3
NE
U
T
RA
L
1
3
2
DEHU
M
LINE
A
D
JUST
FUSE
2
BIAS
OR
YL
BK
WH
WH
WH
WH
OR
RD
WH
BK
BR
OR
RD
BK
GY
BL
2
AUXILIARY
PK
WARNING:DISCONNECT
MICRO
TO
OR
N
NO
3
BR
L
1
PRESSURE
(2)
SENSOR
FLAME
GR
C
G
VAC
1
C
(ON SOME MODELS)
PU
VALVE
GAS
RD
AND GROUNDED.
1
BLWR
NEUTRAL
115
WH
FIELD GND
WARNING:
W2
GROUNDED.
2
GR
BL
BR
TRANSFORMER
WH
NO
SWITCH
WH
(11)
1
NEUTRAL
OR
Y2
ELECTRONIC
Y1
WH
AIR
L
PU
NOTES:
(3)
PK
IGN
3
BK
GND (4)
5
WH
O
NO
W1
SWITCH
PRESSURE
HIGH FIRE
PU
DISCONNECT
2
FS
C
NEUTRAL
4
BK
LINE
C
DOOR OPEN)
COMPARTMENT
BLOWER
NEUTRAL
JUNCTION BOX
GND
1
R
BLOWER
CIRCULATOR
BLWR
JUNCTION
OR
CONTROLS
1
N
HUMIDIFIER
INDOOR
HIGH FIRE
DISCONNECT
MODULATING
C
(6)
OVERCURRENT
HUM
CONNECTOR
YL
GND
VAC
C
HASSIS
GR
OUND
2
3
4
SWITCH
DOOR
NEUTRAL
(8)
IGNITER
SURFACE
HOT
2
GND
DEHUM
YL
PU
INDUCTOR COIL
C
EAC
BLOWER
DRAFT
INDUCED
PM
24
IGNITER
0140F02013-A
OVERCURRENT
BK
CIRCULATOR
3
(12)
NO
HARNESS
PM
TERMINAL
OR
IGNITER
RD
BK
C
TO
RD
LINE
PROTECTION
DEVICE
GND
BK BL
GY
RD
INDOOR
AIR
CIRCULATOR
BLWR
TX (3)
RX (2)
+ VDC (1)
GND (4)
R
TO
MICRO
TO
/60 HZ
115 VAC/1
POWER SUPPLY WITH
POWER BEFORE SERVICING
WIRING. TO UNIT MUST BE
TO UNIT MUST BE
PROPERLY POLARIZED
EQUIPMENT GND
FIELD SPLICE
SWITCH (TEMP)
SWITCH PRESSURE
PROT. DEVICE
LOW VOLTAGE FIELD
LOW VOLTAGE (24V)
HI VOLTAGE (115V)
HI VOLTAGE FIELD
INTERNAL TO
INTEGRATED CONTROL
PLUG CONNECTION
1. SET HEAT ANTICIPATOR ON ROOM THERMOSTAT AT 0.7 AMPS.
2. MANUFACTURER’S SPECIFIED REPLACEMENT PARTS MUST BE
USED WHEN SERVICING.
3. IF ANY OF THE ORIGINAL WIRE AS SUPPLIED WITH THE
FURNACE MUST BE REPLACED, IT MUST BE REPLACED WITH
WIRING MATERIAL HAVING A TEMPERATURE RATING OF AT
LEAST 105 C. USE COPPER CONDUCTORS ONLY.
4. UNIT MUST BE PERMANENTLY GROUNDED AND CONFORM TO
N.E.C. AND LOCAL CODES.
5. TO RECALL THE LAST 10 FAULTS, MOST RECENT TO LEAST
RECENT, DEPRESS SWITCH FOR MORE THAN 2 SECONDS
WHILE IN STANDBY (NO THERMOSTAT INPUTS)
ECM MTR
24 V 3A
DOOR SWITCH
(OPEN WHEN
2
4V THE
RMOSTA
T
CONNEC
TIO
NS N.E.C. CLASS 2
WIRE
INTEGRATED CO
NTROL MOD
ULE
24V HUM.
24 V THERMOSTAT CONNECTIONS
N.E.C. CLASS 2 WIRE
PU
LL
D
O
W
N
PULL U
P
C
OOL SET
U
P
HE
A
T
S
E
T
U
P
HEAT OF
F
DIP SW
IT
C
HES
F
AN T
A
PS
HE
A
T
T
A
P
S
C
OOL TAPS
M
O
D
U
LAT
IN
G
IN
TER
G
R
A
TED
F
URN
A
C
E
CON
T
RO
L M
O
DUL
E
LIMIT CONTROL
AUTO RESET
BLOWER COMPARTMENT
BURNER COMPARTMENT
AUTO RESET PRIMARY
LIMIT CONTROL
MANUAL RESET ROLLOUT LIMIT CONTROLS
(SINGLE CONTROL ON 40 kBTU)
2 CIRCUIT
GAS VALVE
(HONEY WELL)
LOW FIRE
SWITCH
ID BLOWER MODULATING PRESSURE
SWITCH ASSEMBLY
TO 115VAC/1
/60 HZ POWER SUPPLY WITH
OVERCURRENT PROTECTION DEVICE
DISCONNECT POWER
BEFORE SERVICING
WIRING TO UNIT
MUST BE PROPERLY
POLARIZED AND
AIR CLEANER
INTEGRATED CO
NTROL MOD
ULE
3 ID
HOT SURFACE
40 VA
FUSE 3A
TR (5)
TO+VDC
24 VAC
AUTO RESET AUXILIARY LIMIT
AUTO RESET PRIMARY
LIMIT CONTROL
LOW FIRE
PRESS.
PRESS. SWITCH
MANUAL RESET ROLLOUT
LIMIT CONTROLS
TR (9)
OPTIONAL
OPTIONAL
INDUCTOR COIL
(ON SOME MODELS)
C
GY
GY
NO
FRONT COVER
PRESSURE SWITCH
C
(7)
NO
FRONT COVER
PRESS.
SWITCH
GND
GND
BK
WH
JU
NC
T
ION
BO
X
GND
GR