For Service Technician Use Only
COMPONENT TESTING
3-4
n
Four Door Bottom Mount
Schematic Diagram
P1
P2
P12
P3
P7
P5
P4
P6
1
2
2
3
3
4
4
1
1
2
2
3
3
4
5
5
6
6
7
7
4
1
1
2
2
3
3
4
5
5
6
6
1
2
3
4
5
6
7
8
1
2
3
1
2
3
1
2
3
4
5
6
1
2
3
4
5
6
7
7
8
8
1
2
3
4
1
2
3
4
1
2
3
4
1
2
3
4
1
2
1
2
1
2
3
4
5
6
1
2
3
4
5
6
1
2
3
4
5
6
7
1
2
3
4
5
6
7
1
2
3
4
5
1
2
3
4
5
1
2
3
4
5
1
2
3
4
5
1
2
3
4
5
6
1
1
1
2
2
3
3
2
3
4
5
6
1
2
3
4
5
1
2
3
4
5
1
2
3
4
1
2
3
4
1
2
3
1
2
3
1
2
3
4
1
2
3
4
1
2
3
4
1
2
3
4
1
2
3
4
1
2
3
4
5
6
7
1
2
3
4
5
6
7
8
9
10
11
12
13
14
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
4
1
BK/WH
BK/WH
P
ANTR
Y HEA
TER
FILL
TUBE HEA
TER
DEFR
OST HEA
TER
BI-MET
AL
LB/BK
LB/BK
BU
F
ASCIA HEA
TER
A
UGER MO
T
OR
GY
PK
YL
YL
GY
BR
WH
WH
WH
TN
RD
YL
BK/WH
OR/WH
OR/BK
TN/RD
PK
LT
B
U
WH
OR
GY
RC THERMIST
OR
FC THERMIST
OR
TN
RD/BK
RD
RD
RD
TN
VT
PK
BR
BK/WH
WH/BK
RD
YL
ICE BIN
THERMIST
OR
RC EV
AP
THERMIST
OR
FC EV
AP F
AN (DC)
PWM
PWM
GND
GND
GND
Vcc
PWM
Vcc
Vcc
RC EV
AP F
AN (DC)
YL/RD
TN/RD
WH/RD
BK
OR
RC LED
T
OP 1
RC LED LEFT 1
RC LED LEFT 2
RC LED RIGHT
1
RC LED RIGHT
2
P
ANTR
Y LED
1
P
ANTR
Y LED
2
RC LED
T
OP 2
RC LED
T
OP 3
RC LED
T
OP 4
RC LED
T
OP 5
FC LED
RD
RD
+
-
RD
RD
RD
BK
BK
BK
BK
OR/BK
OR
BK
YL
WH
BK
BK
BK
BK
BK
BK
BK
BK
L
N
115
V
A
C
GND
1
2
3
4
4
4
4
6
6
5
5
3
2
1
1
7
8
7
8
2
3
3
2
1
BU
BR
J1A
P2
P1
BK
BR
BK
P8
P9
BU
BU
BU
BU
J5
J6
RD/BK
RD/BK
BK/GN
BK/GN
BU
1
1
WH
WH
WH/BK
BK/WH
WH
WH
WH
WH
WH
WH
WH
WH
WH
WH
WH
WH
WH
WH
WH
YL
YL
J2
J3
J1
YL
YL
YL
YL
YL/RD
YL/RD
TN
TN
BK
GY
GY
GY
GY
OR
OR
OR
OR
OR
OR
WH
P14
P13
P1
3
W
AY
V
AL
VE
SHELF
LIGHTING
SHELF
LIGHTING
RECEIVER
BO
ARD
EMITTER
BO
ARD
A
UR
ORA
2
P1
P3
3
4
4
2
ICE BO
X
ICE DOOR MO
T
OR
ICEBO
X F
AN
IM MO
T
OR
SWITCH
IM
THERMIST
OR
IM HEA
TER
STEAL
TH UI
LED DISP
LIGHT
ICE P
ADDLE/ICE &
W
A
TER
P
ADDLE
MULLION
HEA
TER
P
ANTR
Y
THERMIST
OR
P
ANTR
Y LED
VUL
T
AN P/S BO
ARD
DO
TYK UI
J3A
VCC COMPRESSOR
COMPRESSOR F
AN
INVER
TER
HORIZONT
AL MULLION HEA
TER
AIR BAFFLE
LINE
F/B
NEUTRAL
SMAR
T FIL
TER
SWITCH
RC LH
SWITCH
RC RH
SWITCH
FC LIGHT
SWITCH
P
ANTR
Y SWITCH
NO
NO
NC
NC
COM
COM
IM
V
AL
VE
W
A
TER
V
AL
VE
SOL
SOL
SOL
COM
NC
NO
MAIN CONTROLLER
PC BOARD