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Meter Check of Loads and Fuses
-4 -3 -2 -1
The following individual circuits are for use in diagnoses. Do not continue with
the diagnosis of the appliance if a fuse is blown, a circuit breaker is tripped, or if
there is less than a 120-volt power supply at the wall outlet.
Door Switch
13V
Electronic Control
Wash/Rinse
Motor Power
L1
BK
P4-2
Water Heating/Heat Dry and Water Sensing with O.W.I. Sensor (Water/Air/Soil/Temperature)
Pump is washing and control monitors temperature during water heating periods. See "Wash/Rinse" and "Water Sensing with O.W.I. Sensor (Water/Air/Soil/
Temperature)" circuits.
Heater
Electronic Control
L1
N.O.
BK
P4-3 BU/RD
P4-2
K3
Heater L1 Relay
(Also see Door
Switch Circuit)
Fill
L1
BK
Ω of F8 Motor Fuse
(Top)
W2
P5
P6
-1
-6
-9 -1
-2 -1
P4
P5
P6
BR
Dishwasher Strip Circuits
(To Heater)
N.O.
Door
Switch
Heater (N) Relay
Sensing
Input
N.O.
V
V
P9-6
P9-5
Door
Switch
Ref
P10-4
Use holes of jumper
W2 as test points for F8.
W2
(Bottom
(Top Hole)
Hole)
N.O.
P5-2
K2
Pilot L1 Relay
Fuse
(Also see Door
F8
Switch Circuit)
Electronic Control
N.C.
BU/RD
BU/WH P4-4
Hi-Limit
Heater Element
Thermostat
Ω
Ω
8
- 30
Opens
120V, 60 Hz
207°F - 217°F
Plastic Models:
(97°C - 103°C)
805W Wet / 385W Dry
Stainless Steel Models:
785W / 500W Dry
Use top hole of jumper
W2 as test point for F9.
N.O.
P4-2
P6-4
K2
Fuse
Pilot L1 Relay
P10-1
F9
(Also see Door
Switch Circuit)
Electronic Control
Control Pinout
Ω of F9 Triac Fuse
P7
P8
P9
-6 -1
-5 -6 -1 -3 -5 -1 -2 -4 -6 -1 -3
-6 -1
P7
P8
P9
BU
RD
V
Unplug dishwasher or disconnect power.
■
Perform resistance checks. To check resistance of a component,
■
disconnect harness leads first.
(To Wash Motor,
Vent, and Triac Loads)
N.O.
K1
K2
Pilot (L1) Relay
Heater (L1) Relay
Micro Pin
Micro Pin
Electronic Control
TURQ
TURQ
1-PH Sync
(LB)
(LB)
Wash Motor
(Power Supply)
Pin 3
Pin 2
120V, 60 Hz
Ω
5-15
, 60W
N
Electronic Control
N.O.
P4-1 WH
Electronic
K1
Control
Heater N Relay
(Also see Door
Switch Circuit)
Float
Float Switch
(In normal position,
Input
holds switch closed.)
BR N.O.
BR
P6-7
P6-6
Pin 3
Pin 1
Overfill
Float Switch
Electronic Control
No test pad on P6-4.
Recommend using test pad on P10-1.
4
P10
P11
P12
(OWI)
P12
P10
P12
P11
BR
RD
YL
(To Wash Motor)
(To Heater)
N.O.
N.O.
K3
K4
Motor (N) Relay
Micro Pin
Micro Pin
Sense
Resistor
or Jumper
0Ω
N.O.
P5-1
P4-1
K4
Motor N Relay
(Also see Door
Switch Circuit)
Electronic Control
YL
Pin 1
Turbidity Drive
P12-6
Pin 2
YL
Foam Drive
P12-5
YL
Pin 3
OPT Sig
P12-4
YL
Pin 4
VCC
P12-3
Temperature: NTC Thermistor
YL
Pin 5
Ref
P12-2
46K
YL
Pin 6
NTC
11K
P12-1
Measure NTC resistance at P12-1 and
P12-3 connector disconnected from control.
BR
BR
P6-9
P4-1
Pin 3
Pin 1
Fill Valve
Triac
890Ω - 1,600Ω
Electronic Control
120V, 60 Hz, 6W
No test pad on P6-7.
Recommend using test pad on P6-6.
P13
(Wide Out)
P13
N
WH
O.W.I. Sensor
Ω
Ω
- 52K
at 77°F (25°C)
Ω
Ω
- 13K
at 140°F (60°C)
N
WH
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