22
WIRING DIAGRAMS
Wiring is subject to change, always refer to the wiring diagram on the unit for the most up-to-date wiring.
*CVM96, *MVM96
HIGH VOL
T
A
G
E
!
DIS
C
ONNECT
AL
L
POW
E
R BEF
O
RE
SERVICI
NG OR IN
S
T
A
L
L
IN
G
T
H
IS
UNIT
.
M
U
L
T
IPL
E
PO
W
E
R SO
UR
CES M
A
Y BE P
R
ESEN
T
.
F
A
IL
URE
T
O
DO SO
M
A
Y CAUS
E PROP
ERT
Y
DAM
AG
E,
PERSONAL
I
N
J
U
R
Y
OR DE
A
T
H
.
O PTIONAL
O PTIONAL
OPTIONAL
TR (9 )
P RE SS . SW ITCH
FR ONT COVE R
LIMIT CONT ROLS
MA NUAL RESET RO LL OU T
P RESS. SW ITCH
L OW FIRE P RESS.
LIMIT CO NTROL
AU TO RESET PRIMARY
AUTO RESET AUXIL IARY LIMIT
24 VAC
TO +VDC
TR (5)
FUSE
3A
40 VA
HOT SURFAC E
3 Ø ID
IN
T
E
G
R
A
T
E
D
CO
N
T
RO
L
M
O
D
U
L
E
AIR CLEANE R
11 5kB TU MODEL S
POLARIZE D A ND
MUST BE PROP ERLY
W IRING TO UNIT
BEFORE SERVICING
DIS CONNE CT POW ER
O VERCURRENT PROTECT IO N DEVICE
Ø /60 HZ POW ER SUPPLY W ITH
TO 115VA C/1
SW IT CH AS SEMBLY
ID BLOW ER TW O -STA GE PRES SURE
SW IT CH
LOW FIRE
( HO NEY W ELL)
GAS VALVE
2 CIRCUIT
PRESSURE S W IT CH
FRONT COVE R
(SING LE CONT ROL ON 45 kBTU)
MANUAL RESE T ROLLOUT LIM IT CONTROLS
LIMIT CONTROL
AUT O RESET PRIMARY
BURNER COMPARTMENT
BLOW E R COMPA RTMENT
AUT O RESET
LIMIT CO NTROL
F
U
RNA
CE
C
O
NT
RO
L
M
O
DU
L
E
M
O
D
U
L
A
T
ING I
N
T
E
RGR
A
T
E
D
CO
O
L
T
A
P
S
HE
A
T
T
A
P
S
FA
N
T
A
P
S
D
IP SW
IT
C
H
E
S
HE
A
T
O
F
F
HE
A
T
S
E
TU
P
CO
O
L
S
E
TU
P
PU
L
L
U
P
PU
L
L
D
O
W
N
2 4 V TH ERMOSTA T CO NNECTIO NS
24
V H
U
M
.
IN
T
E
G
R
A
T
E
D
CO
N
T
RO
L
M
O
D
U
L
E
2
4
V T
H
E
R
M
O
ST
A
T
C
O
N
N
E
C
T
IO
N
S
115k BTU MODELS
(OPE N W HEN
DOOR SW ITCH
24 V 3A
E CM MTR
IN STANDBY (NO THERMOS TAT INPUTS )
RECENT, DE PRE SS SW ITCH FOR MORE T HAN 2 SECONDS W HILE
5. TO RE CALL THE LAST 10 FAULTS, MO ST RECENT TO LEAST
N.E.C. AND LOCAL CO DES.
4. UNIT MUST B E P ERMANENTLY GROUNDED AND CONFORM TO
LEAST 105°C. US E CO PPER CONDUCTO RS ONLY.
W IRING MA TERIAL HAVING A T EMPE RA TURE RATING OF AT
FURNACE MUST B E REPLA CE D, IT MUST BE REPLACED W ITH
3. IF ANY OF THE ORIGINAL W IRE A S SUPPLIED W ITH THE
USED W HE N SERVICING.
2. M ANUFACTURER'S SPE CIFIED REPLACEME NT P ARTS MUST B E
1. SET HEAT A NT ICIPAT OR ON ROOM THERMOSTA T A T 0.7 A MPS .
BK BLACK
PU PURP LE
YL YELLOW
B L BLUE
W H W HITE
BR BROW N
PK P INK
COLOR CODES:
PLUG CONNE CT ION
INTEGRATE D CONTROL
INT ERNAL T O
HI VO LTA GE FIELD
HI VO LTAGE (115V)
LOW V OLTAGE (24V)
LOW VOLTAGE F IELD
PROT. DEVICE
SW ITCH P RE SSURE
SW ITCH (TEM P)
FIELD SP LICE
E QUIP MENT GND
PROPE RLY POLA RIZED
TO UNIT MUST BE
SERVICING W IRING.
POW ER BE FORE
POW ER S UPP LY W ITH
115 VAC/1
HZ
Ø /60
TO
MICRO
TO
R
GND (4 )
+ VDC (1 )
R X ( 2)
T X (3)
C IRCUL ATOR
INDO OR
AIR
B LW R
RD G Y
BL
BK
HUMIDIFIER
GND
PROTECTION
DE VICE
LINE
RD
TO
C
BK
RD
IGNIT ER
FLA ME
SE NSOR
INTEG RATE D CONTR OL
MODULE
OR
TE RMINAL
OR O RA NGE
PM
HARNE SS
NO
(12)
3
C
CIRCUL ATOR
BK
BK
OVERCURRENT
24V
HUM.
0140F00863-B
IGNITER
24
P M
INDUCED
DRAFT
BLOW ER
EA C
C
11 5
VA C
INDUCTOR COIL
C
PU
YL
D EH UM
GND
2
HOT
SURFA CE
IGNITER
( 7)
NE UTRAL
DOOR
S WITCH
4
3
2
C
H
A
SSI
S
GR
O
U
N
D
W H
VAC
GND
YL
CONNE CT OR
HUM
OVE RCURRENT
(6)
ONL Y
C
MODULATING
DISCONNECT
HIGH FIRE
INDOO R
HUMIDIFIE R
N
1
CO NTROLS
OR
JUNCTION
BLWR
CIRCULATOR
BLOW E R
R
1
GND
JUNCTION B OX
NEUTRA L
BLOW E R
COMPART MENT
DOOR OPEN)
C
LINE
BK
4
NE UTRA L
C
FS
2
D IS CON NECT
PU
HIGH FIRE
PRESSURE
S W IT CH
ONLY
W 1
70k BTU,90k BTU,
NO
( 8)
O
W H
5
GND (4)
BK
3
IG N
PK
GY
( 3)
70 kBTU,9 0kB TU,
NOTES:
PU
L
A IR
W H
Y1
GY GRAY
ELECTRONIC
RD RE D
Y2
OR
NEUTRA L
1
(11)
W H
SW ITCH
N O
WH
TR ANSFORM ER
BR
BL
GR
2
GRO UNDE D.
W 2
W ARNING:
F IE LD GND
W H
115
NE UTRAL
BL W R
J
U
NCT
IO
N B
O
X
GND
1
AND GRO UNDED.
RD
GA S
VA LV E
P U
INDUC TOR COIL
C
1
V AC
G
C
GR
GR G REEN
FLAME
SENSOR
(2)
P RE SSURE
1
L
BR
NO
3
NO
N
GY
OR
TO
MICR O
W ARNING:DISCONNECT
P K
AUXILIARY
2
NO
BL
GY
BK
RD
OR
BR
BK
WH
RD
OR
WH
WH
WH
WH
BK
YL
OR
BI
AS
2
F USE
AD
JU
ST
LI
N
E
DE
HUM
2
3
1
NE
UT
RA
L
3
DE
L
A
Y
1
FL
A
M
E
SE
N
S
O
R
4
DIAGNOS TIC
LED'S
O
G
ID
B
L
O
W
E
R
CO
NN
E
C
TO
R
Y2
HU
M
E AC
W1
R
2
Y1
1
C
W2
DE
H
U
M
10
6
3
45
2
7
11
1
12
89
HSI
AUX
OR
2
G ND
(10)
BR
OR
BK
BR
40
V
A
TR
A
N
S
F
O
R
M
E
R
GY
RA
MP
IN
G
BL
GY
