For Service Technician Use Only
COMPONENT TESTING (Cont.)
3-4
n
Whirlpool
®
and KitchenAid
®
Filtration and Maytag
®
24" Microfiltration Dishwashers
Wiring Diagram (Continued)
Whirlpool
®
and KitchenAid
®
Global Wash SS
Whirlpool
®
and KitchenAid
®
VS Wash Motor
12 V
Drive
12 V
Drive
12 V
Drive
12 V
Drive
HTR-L
RELAY
HTR-N
RELAY
PILOT
RELAY
WH
wire
N
L1
HEATER
H.L.STAT
BU/WH
wire
BU/RD
wire
BK wire
P5
BR
M
DRAIN
MOTOR
120 V / 60 Hz
45 W, 0.65 A
27 - 33 Ω
120V / 60Hz
26 - 36 W
7.5 - 9 Ω AT 25°C
120 V / 60 Hz / 5 W
1200 - 1600 Ω
120 V / 60 Hz / 3 W
1100 - 1400 Ω
FILL VALVE
M
DIVERTER
SPRAY ARM MOTOR
(ON SOME MODELS)
120V / 60Hz / 6W
1890 - 2310
Ω
M
VENT
120 V / 60 Hz / 6 W
600 - 1800
Ω
DOOR SW
12 V
NORMALLY
OPEN
DISPENSER
120 V / 60 Hz
310 - 380 Ω
WASH
MOTOR
PUMP
120 V / 60 Hz
800 W WET / 500 W DRY
10 - 40 Ω
LT BU
P6
BU
P8 PK
P12
VT
P14 BR
Analog
Input
Door Open
Detection
MOTOR
RELAY
Integ 1P
OR
SMD
FUSE
4
3
2
1
POWER
SUPPLY
VEE
VDD
REF
5 V
12 V
L
N
1
2
3
4
1
3
4
6
1
3
4
6
1
2
3
6
7
8
9
10
#
5
4
1
2
3
5
4
1
P9
RD
2
3
5
INPUT
INPUT
INPUT
INPUT
INPUT
OPT
SIG
TURB
DRIVE
PWM
6
7
4
1
P11 OR
2
3
5
6
7
4
1
GY
P1B
5 V
12 V
WIN
DATA
REF
P1A
WIN
DATA
(4p R2.5 header)
REF
2
3
4
1
WH
2
3
4
1
P10
O.W.I.
DIVERTER
SENSOR
12 V
12 V
NORMALLY
12 V
FLOW
METER
LEAKAGE
(FLOAT)
WiFi module
YL
2
3
5
6
4
N
L1
FAN MOTOR
(ON SOME MODELS)
12 V, 1 W
12 V
(ON SOME MODELS)
MIDDLE SPRAY ARM
SENSOR
M
NON-SOIL SENSING
MODELS
LIGHT IN
THE
TUB
12 V
PWM
OR
1
12 V 5 V Data GND
External HMI
5 V
Data
GND
2
3
1 2
3
4
1
2
3
4
1
2
3
4
5
GND
WIN data
5 V
12 V
P3
TOOL
12 V
BEEPER
PROGRAMS
OPTION A
OPTION B
(DELAY)
( 2 4 8 )
START
Drain
ALARMS
MAX POSSIBLE POPULATION
1
2
3
P4
5 V
12 V
(SEE TABLE BELOW)
FUSE
(ON SOME
MODELS)
OR
FUSE
12 V
Drive
12 V
Drive
12 V
Drive
HTR-L
RELAY
HTR-N
RELAY
PILOT
RELAY
WH
wire
N
L1
HEATER
H.L.STAT
BU/WH
wire
BU/RD
wire
BK wire
FUSE
(ON SOME
MODELS)
P5
BR
M
DRAIN
MOTOR
120 V / 60 Hz
27 - 33 Ω
APPROX 60W at 3200 RPM
120 V / 60 Hz / 5 W
1200 - 1600 Ω
120 V / 60 Hz / 3 W
1100 - 1400 Ω
FILL VALVE
M
DIVERTER
SPRAY ARM MOTOR
(ON SOME MODELS)
120V / 60Hz / 6W
1890 - 2310
Ω
EACH COIL
M
VENT
120 V / 60 Hz / 6 W
600 - 1800
Ω
DOOR SW
12 V
NORMALLY
OPEN
DISPENSER
120 V / 60 Hz
310 - 380 Ω
Variable
Speed
Wash
Motor
120 V / 60 Hz
800 W WET / 500 W DRY
10 - 40 Ω
LT BU
P6
BU
P8 PK
P12
VT
P14 BR
Analog
Input
Door Open
Detection
OR
SMD
Variable Speed Motor Drive
FUSE
4
3
2
1
ELECTRONIC CONTROL
RELAY RETURN LINE THAT GOES THRU DOOR SWITCH
RELAY RETURN LINE THAT BYPASSES DOOR SWITCH
Triac Load Current Sensing
POWER
SUPPLY
VEE
VDD
REF
5 V
12 V
L
N
3
2
1
5
4
6
1
3
4
6
1
3
4
6
1
2
3
6
7
8
9
10
#
5
4
1
2
3
5
4
1
P9
RD
2
3
5
INPUT
NTC
INPUT
INPUT
INPUT
INPUT
OPT
SIG
TURB
DRIVE
PWM
6
7
4
1
P11 OR
2
3
5
6
7
4
1
GY
P1B
5 V
12 V
WIN
DATA
REF
P1A
WIN
DATA
(4p R2.5 header)
REF
2
3
4
1
WH
2
3
4
1
P10
O.W.I.
(NTC & Turbidity Sensor)
DIVERTER
SENSOR
12 V
SWITCHED
12 V
NORMALLY
CLOSED
12 V
SWITCHED
FLOW
METER
LEAKAGE
(FLOAT)
SWITCH
WiFi module
YL
2
3
5
6
4
FAN MOTOR
(ON SOME MODELS)
12 V, 1 W
12 V
(ON SOME MODELS)
RINSE AID EMPTY &
MIDDLE SPRAY ARM
SENSOR
M
NTC
NON-SOIL SENSING
MODELS
Lower Spray Arm
Sensor
( On Some Models)
LIGHT IN
THE
TUB
12 V
PWM
OR
1
12 V 5 V Data GND
Front Status Display
(On Some Models)
External HMI
5 V
Data
GND
2
3
1 2
3
4
1
2
3
4
1
2
3
4
5
Reserved
GND
WIN data
5 V
12 V
P3
SERVICE
TOOL
12 V
BEEPER
1
2
3
P4
5 V
12 V
ACU DIAGNOSTIC LED
(SEE TABLE BELOW)
(SEE NTC TABLE BELOW)