10
www.goodmanmfg.com
SS-GCEC96
SS-GCEC96
www.goodmanmfg.com
11
Wiring Diagram — GCEC96******AA
Wiring
is
su
bject
to
cha
ng
e.
Alw
ay
s
re
fer
to
the
wiring
diagr
am
on
the
unit
for
the
mos
t up-t
o-da
te
wiring.
⚠
W
arning
High
Volt
age:
Disc
onnect
all
po
w
er
be
for
e
ser
vicing
or
ins
talling
this
unit.
Multiple
po
w
er
sour
ces
ma
y
be
pr
esen
t.
Failur
e
to
do
so
ma
y
cause
pr
operty
damag
e,
per
sonal
injur
y,
or
dea
th.
⚡
GN
GND
COLOR CODES:
GN GREEN
RD RED
GY GRAY
PU PURPLE
PK PINK
BK BLACK
BL BLUE
WH WHITE
BR BROWN
YL YELLOW
OR ORANGE
GND
BK
RD
GN
GN
24
VAC
115
VAC
GND
GR
D
BK
YLO Y W1 W2 R G C TWIN
N.E.C. CLASS 2 WIRE
0140F02481-A
BR
PK
GY
OR
GN
BL
YL
S1
BK
HUM
X-
FM
R
L1
CI
RC-
H
EAC
-H
5
2
1
4
3
24 V 3 A
FUSE
NEUTRAL
DIAGNOSTIC
LED'S
5 CI
RCUI
T CO
NNE
CT
O
R
10
6
3
4
5
2
7
11
1
12
8
9
FRONT COVER
PRESSURE
SWITCH
NO
C
FUSE 3 A
MICRO
TO
PS2 (2)
TR (9)
G
HI
C
TH (5)
24
V T
HER
M
O
ST
AT
C
O
NN
EC
TIO
NS N
.E.
C. C
LASS 2
W
IR
E
VALVE
GAS
W2
TRANSFORMER
HLI (6)
Y2
Y1
HLO (11)
GND (4)
O
MVL (7)
NO
W1
C
R
CONTROLS
AUTO RESET AUXILIARY LIMIT
LIMIT CONTROLS
MANUAL RESET ROLLOUT
PRESS. SWTICH
HIGH FIRE
C
SWITCH
LOW FIRE PRESS
MVH (1)
DEHUM
GND
PS1 (12)
LIMIT CONTROL
AUTO RESET PRIMARY
24 VAC
NO
PM
MVC (8)
INTEGRATED CONTROL MODULE
C
BLWR
AIR
INDOOR
CIRCULATOR
R
TO
MICRO
TO
TO
+VDC
EAC
HUMIDIFIER
ID
NEUTRAL
WIRING TO UNIT
L
INT
EG
RA
TE
D CO
NT
RO
L M
O
DUL
E
HOT SURFACE
GND
BLWR
NEUTRAL
WARNING:
GROUNDED.
OVERCURRENT PROTECTION DEVICE
MUST BE PROPERLY
SWITCH
NEUTRAL
ELECTRONIC
AIR
IGN
IND HI
DISCONNECT
FS
POLARIZED AND
NEUTRAL
LINE
NEUTRAL
JUNCTION BOX
BLWR
IND LO
N
INDOOR
AIR CLEANER
HUM
DOOR
NEUTRAL
INT
EG
RA
TE
D CO
NT
RO
L M
O
DUL
E
TO 115VAC/ 1Ø /60 HZ POWER SUPPLY WITH
115 VAC
HUM-OUT
IGNITER
CIRCULATOR
BEFORE SERVICING.
FLAME SENSOR
DISCONNECT POWER
LINE
GND
T1 T2
OR
BR
BK
W
H
WH WH
WH
PU
GY
YL
OR
BR
PK
RD
WH
BK
PU
GY
BR
OR
RD
OR
BL
RD
WH
WH
LINE
NO
LIMIT CONTROL
AUXILIARY
AUTO RESET
PK
WARNING:DISCONNECT
TRA
NS
FO
RM
ER
40 V
A
PU
GY
N
NO
G
C
SWITCH
PRESSURE
LOW FIRE
SENSOR
FLAME
PRESSURE SWITCH
FRONT COVER
C
TO UNIT MUST BE
BL
RD
AND GROUNDED.
1
JUNC
TIO
N B
O
X
WH
SWITCH (PRESS.)
FIELD SPLICE
FIELD GND
3
GN
BL
BR
WH
NO
LIMIT CONTROL
AUTO RESET PRIMARY
WH
1
OR
30 kBTU AND 40 kBTU)
CONTROLS (SINGLE CONTROL ON
MANUAL RESET ROLLOUT LIMIT
WH
L
PU
GY
BK
SWITCH ASSEMBLY
ID BLOWER TWO-STAGE PRESSURE
OR
WH
SERVICING. WIRING
EQUIPMENT GND
INTERNAL TO
SWITCH
PRESSURE
HIGH FIRE
PROT. DEVICE
INTEGRATED CONTROL
PK
PU
PLUG CONNECTION
L
N
BK
C
DOOR OPEN)
(OPEN WHEN
DOOR SWITCH
COMPARTMENT
BLOWER
SWITCH (TEMP.)
GND
1
BLOWER
CIRCULATOR
JUNCTION
OR
40 VA
Ø /60 HZ
DISCONNECT
(WHITE RODGERS)
GAS VALVE
TWO STAGE
OVERCURRENT
CONNECTOR
2 CIRCUIT
LOW VOLTAGE (24V)
YL
GND
WH
CHA
SS
IS
G
RO
UND
2
3
IGNITER
SURFACE
HOT
2
YL
PU
C
2
C
BLOWER
DRAFT
INDUCED
BK
PM
BK
BLOWER COMPARTMENT
115 VAC/ 1
OVERCURRENT
BK
HARNESS
ECM MTR
HI
TERMINAL
OR
POWER BEFORE
IGNITER
RD
BK
TO
RD
POWER SUPPLY WITH
BURNER COMPARTMENT
PROTECTION DEVICE
PROPERLY POLARIZED
RD BK
OR
BL
LOW VOLTAGE FIELD
HI VOLTAGE (115V)
HI VOLTAGE FIELD
RAPID
= TWINNING ERROR
STEADY ON = INTERNAL GV ERROR, MICRO AND FREQUENCY CHECK
1 FLASH = FLAME SENSED WHEN NO FLAME SHOULD BE PRESENT
4 FLASHES = OPEN LIMIT SWITCH
0
4
3
2
1
RED LED FLASH CODE
2 FLASHES = PRESSURE SWITCH STUCK CLOSED/INDUCER ERROR
3 FLASHES = 1ST STAGE PRESSURE SWITCH STUCK
OPEN/INDUCER ERROR
5 FLASHES = OPEN ROLLOUT/OPEN FUSE DETECTED
6 FLASHES = PRESSURE SWITCH CYCLE LOCKOUT
7 FLASHES = EXTERNAL LOCKOUT (RETRIES)
9
6
5
7
8
8 FLASHES = EXTERNAL LOCKOUT (RECYCLES)
9 F GROUNDING OR REVERSED POLARITY
10 FLASHES = GAS FLOW WITH NO CALL FOR HEAT
11 FLASHES = LIMIT SWITCH OPEN-BLOWER FAILURE
12 FLASHES = IGNITOR RELAY FAILURE
11
10
12
3 DOUBLE FLASHES = 2ND STAGE PRESSURE SWITCH
STUCK OPEN/INDUCER ERROR
3 FLASHES = W2 PRESENT WITH NO W1
2 FLASHES = NORMAL OPERATION WITH
CALL FOR 2ND STAGE HEAT
1 FLASH = NORMAL OPERATION WITH CALL FOR
1ST STAGE HEAT (W1)
2
4
3
1
4 FLASHES = Y PRESENT WITH NO G CALL, YLO
PRESENT WITH NO G CALL
AMBER LED FLASH CODE
RAPID = LOW FLAME SENSE CURRENT
RAPID = NORMAL OPERATION WITH CALL FOR FAN (G)
STEADY ON = STANDBY
1 FLASH = NORMAL OPERATION WITH CALL FOR
LOW STAGE COOL (YLO + G)
0
2
1
GREEN LED FLASH CODE
2 FLASHES = NORMAL OPERATION WITH CALL FOR HIGH
STAGE COOL/ OR SINGLE STAGE COOLING (Y + G)
0
1. SET HEAT ANTICIPATOR ON ROOM THERMOSTAT AT 0.7 AMPS.
NOTES:
$
2. MANUFACTURER'S SPECIFIED REPLACEMENT PARTS MUST BE USED
WHEN SERVICING.
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)
3. IF ANY OF THE ORIGINAL WIRE AS SUPPLIED WITH THE FURNACE
S3
S2
T5
T3 T4
RD
CO
M
BK
