ICP 9MPT - Wiring Diagram: *9 MPT(A1)

Two- Stage Multi Position Furnace
Service
Manual
58
440 08 2002 02
AL WAYS CHECK CURRENT TECHENICAL SUPPORT MANUAL
THIS DATA IS SUBJECT TO CHANGE WITHOUT NOTICE
Wiring Diagram *9MPT(A1)
N
2 STAGE
8
5
1
6
2
4
1
3
7
N
SENSOR
(SOME MODELS)
CAPACITOR
IGNITER
HUM
EAC
N
M
O
T
O
R
IN
D
U
C
E
R
INDH
LO
N
HIGH
2
1
H
O
T
N
E
U
T
R
A
L
O
NLY
CO
NDUCTOR
S
CO
PPER
G
N
D
R
BK
W
BL
BK
Y
IGNITER
SENSOR
R
GAS VALVE
H
E
A
T O
F
F D
E
LA
Y
H
E
A
T
O
N
D
E
LA
Y
T
H
E
R
M
O
S
TA
T
TY
P
E
3
M
A
IN
L
IM
IT
43
S
E
T
T
IN
G
F
A
C
TO
R
Y
60 S
E
C
.
100 S
E
C
.
S
IN
G
LE
S
TA
G
E
12
12
12
12
3
12
2 S
TA
G
E
30
S
E
C
.
FAN CONTROL MODULE
4
43
4
3
12
Y
BL
R
R
G
THERMOSTAT
SINGLE STAGE
R
BL
Y
W
Y
4 5 6
1 3
2
BL
W
G
BR
TRANSFORMER
BR
C
BK
TRANSFO
RM
ER
115V
XFMR
24V
2
4
V
A
C
C
O
M
2
8
1
9
6
P
1
3
5
4
3
O
N
CONNECTION DIAGRAM
DISCONNECT BEFORE SERVICING
DANGER: ELECTRICAL SHOCK HAZARD
4
SWITCH
INTERLOCK
COOL OFF DELAY: 60 SEC
COOL ON DELAY: 5 SEC EAC + HUM: 0.8 A MAX. COMBINED
BO
X
CO
NNECTIO
N
FIELD
1013360
1
S1
VALVE
GAS
A
CIRCUIT BO
ARD
GND.
COOL HI (BK)
HEAT H MHI (O)
HEAT L MLO (BL)
M1 LO (R)
CONT (OPT)
L1
L1
L1
L1
L1
M2
SWITCH
PRESSURE
LOW
F
U
R
N
A
C
E
C
O
N
T
R
O
L
DEPENDING ON MODEL
1 TO 3 IN SERIES
ROLLOUT SWITCH
M
A
IN
LIM
IT
SWITCH
HIGH PRESSURE
R
C
Y
W
1
G
W2
R
G
W
2
W
1
R
G
1
2
3
4
A
(HI VO
LT FIELD)
G
W
1
Y
W
2
R
THERMOSTAT
2-STAGE
60HZ
115V
6
1
5
5
A
F
U
S
E
M
2
M
1
F
U
S
E
5 A
SEE M
ANUALS FOR
ADJU
STING
SPEED TAPS FO
R PROPER
HEATING
, CO
OLING
& CIRCULATING SPEED
S.
2
INTERNAL CIRCUIT BO
ARD
W
IRING
LO
W
VOLTAGE FIELD
LO
W
VO
LTAG
E FACTORY
LINE VOLTAG
E FIELD
LINE VO
LTAG
E FA
CTORY
*
ORANGE-MHI RED-LO
BLACK-HI BLUE-MLO
SPEED TAP CODE
HEAT LOW
IND LOW
PURPLE P
YELLO
W
Y
W
HITE W
RED R
O
RANG
E O
GR
EEN G
BR
OW
N
BR
BLUE BL
BLACK BK
IND IN
IND HI
3
CO
LO
R CO
DE
2
4
V
S
E
C
O
N
D
A
R
Y
1
15
V
P
R
IM
A
R
Y
P1
4
4
3
2
1
7
8
4
4343
12
4
3
60 S
E
C
.
180 S
E
C
.
14
0 S
E
C
.
E
A
C
-
BL
SWITCH
PRESSURE
HIGH
SERIES DEPENDING ON MODEL
ROLLOUT SWITCH 1 TO 3 IN
O
BL
BL
O
MOTOR
INDUCER
W
BR
BR
R
BK
O
R
NEUTRAL
(SOME MODELS)
CAPACITOR
H
E
A
T
H
I
C
O
O
L
H
U
M
C
O
N
T
BK
BK
R
R
W
W
W
SWITCH
PRESSURE
LOW
W
W
+
2 STAGE
BK
P
BK
BL
(LP M
O
DELS O
NLY)
SW
ITCH
LP PRESSURE
W
3
4
R
ON
2 STAGE
2
3
4
-
+
THERMOSTAT
Y
-
+
4
3
V
A
LV
E
G
A
S
2
1
W
2
Y
G
Y
P
1
XFM
R
DC M
TR
V
A
C
24
LIN
E
120 VAC
C
O
M
3
2
4
1
MOTOR
BLOWER
PSC
4
(L
P
M
O
D
E
L
S
O
N
L
Y
)
S
W
IT
C
H
L
P
P
R
E
S
S
U
R
E
12
12
W
P
2
Y
2
C
G
Y
W
1
CAPACITOR
R
7
W
1
W
2
M
O
T
O
R
B
L
O
W
E
R
P
S
C
N
N
AWM - 105°C WIRE OR ITS EQUIVALENT.
MUST BE REPLACED, IT MUST BE REPLACED WITH TYPE
IF ANY OF THE ORIGINAL WIRE AS SUPPLIED WITH THE APPLIANCE
P
2
1
2
3
4
7
5
6
HOT 115V-60HZ NEUTRAL
SWITCH
INTERLOCK
LADDER DIAGRAM
L1
L1
INDIN
HUM
L1
EAC
INDL
L1
CAPACITOR
8
9
5
4
2
R
6
3
1
5
4
6
7
1
3
8
2
2
3
4
1