G
N
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D
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24
VAC
115
VAC
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0
1
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F
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-
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G
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INTEGRATED CONTROL MODULE
H
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INTEGRATED CONTROL MODULE
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1
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V
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CHASSIS
GROUND
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3
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T
1
1
5
V
A
C
/
1
BK
ECM MTR
HARNESS
HI
OR
POWER BEFORE
R
D
BK
T
O
P
O
W
E
R
S
U
P
P
L
Y
W
IT
H
B
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C
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P
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D
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E
PROPERLY PO
LARIZED
SWITCH (PRESS.)
FIELD SPLICE
FIELD GND
EQUIPMENT G
ND
INTERNAL TO
PROT. DEVICE
INTEGRATED CONTROL
PLUG CONNE
CTION
SWITCH (TEMP.)
JUNCTION
LOW VOLTAGE (24V)
OVERCURRENT
TERMINAL
IGNITER
LOW VOLTAGE FIELD
HI VOLTAGE (115V)
HI VOLTAGE FIELD
NOTES:
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 6 FAULTS, MOST RECENT TO LEAST RECENT,
DEPRESS SWITCH FOR MORE THAN 2 SECONDS WHILE IN STANDBY
(NO THERMOSTAT INPUTS)
COLOR CODES:
PK PINK
BR BROWN
WH WHITE
BL BLUE
GY GRAY
RD RED
YL YELLOW
OR ORANGE
PU PURPLE
GN GREEN
BK BLACK
1
2
3
4
5
6
7
8
9
10
11
12
READ CODES FROM LEFT TO RIGHT
EAC-H
XFMR-H
CIRC-H
LINE-H
E20
E39
E2
E1
E15
E8
E5
E4
E3
E7
E6
E
25
5
E
2
6
W
1
4
H
U
M
-
H
K
8
1
LEFT
CENTER
RIGHT
S
W
3
3
1
3
1
3
S
W
1
R
2
2
3
SW
2
6
R
2
2
6
TWIN DEHUM 24V HUM
E21
E34
E24
W2 W /W1 R G R Y/Y1 Y2
RD
BL
RD
BR
BR
BK
BK
BK
WH
WH
WH
WH
RD
PU
YL
GY
WH
OR
GN
PU
PU
PU
PU
NEUT2
NEUT1
CIRC-N
EAC-N
HUM-N
XFMR-N
LINE-N
C
N
O
N
O
C
G
N
D
M
I
C
R
O
T
O
P
S
2
(
9
)
TR (7)
G
HI
C
TH (3)
24V THERMOSTAT CONNECTIONS N.E.C. CLASS 2 WIRE
V
A
L
V
E
G
A
S
W
2
TRANS
FORMER
HLI (8)
Y
2
Y
1
R
L
O
(6
)
O
MVL (10)
NO
W
1
C
R
M
A
N
U
A
L
R
E
S
E
T
R
O
L
L
O
U
T
LI
M
I
T
S
W
IT
C
H
H
I
G
H
F
I
R
E
P
R
E
S
S
.
S
W
T
IC
H
.
C
L
O
W
F
I
R
E
P
R
E
S
S
S
W
I
T
C
H
MVH (4)
D
E
H
U
M
PS1(5)
A
U
T
O
R
E
S
E
T
P
R
I
M
A
R
Y
L
I
M
I
T
24
V
A
C
NO
PM
MVC (11)
C
BLWR
AIR
INDOOR
CIRCULATOR
R
TO
MICRO
TO
T
O
+
V
D
C
40 VA
A
U
T
O
R
E
S
E
T
A
U
X
L
I
M
I
T
INTEGRATED CONTROL MODULE
RD
YL
GY
HLO (1)
INTEGRATED CONTROL MODULE
Internal Faults or IRQ Loss E E E
Lockout Due to Excessive Retries Recycle E E 0
Low Stage Pressure Switch Stuck Closed E E 1
Low Stage pressure Switch Open E E 2
Open High Limit Switch E E 3
Flame Detected When no Flame Should be E E 4
Open Fuse E E 5
Low Flame Signal E E 6
Ignitor Relay Fault E E L
High Stage Pressure Switch Stuck Closed E E 8
High Stage Pressure Switch Open E E 9
Reversed Line Polarity or Grounding Error E E A
Internal Gas Valve Error E E b
External Gas Valve Error E E C
Open Rollout Switch E 1 1
ignitor Open E E N
Inducer Relay Error E E j
TWIN Error E E H
GROUNDING ERROR E 1 0
Seven Segment Display
Status
Seg# Seg# Seg#
5
21 43
R
D
B
K
O
R
B
L
Y
L
Y
L
B
L
O
R
B
K
R
D
T
1
T
2
T
3
T
4
T
5
C
O
M
R
D
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