Wiring Diagrams/Tech Sheet; Measuring Shu43C/53A Resistances Modules - Bosch SHI4302 Manual

IX.

Wiring Diagrams/Tech Sheet

IX. Wiring Diagrams/Tech Sheet
Measuring SHU43C/53A Resistances @ Modules
Measuring SHU43C/53A Resistances @ Modules
I2.
8
To water fill val e
To water level switch
Wire color codes:
BK = Black
BN = Brown
BU = Blue
GY = Gray
RD = Red
WH = White
YE = Yellow
.1-
7 6 5 4 3 2 1
v
To heater, Hi-Limit
.7-
1 2
.6- .2-
2 1 2 1
Measure
rinse-aid
sensor
(~ .4Ω)
Measure
dispenser
actuator
(~ 2150Ω)
& flow switch
Measure drain
motor (~ 16.5Ω)
Measure circulation
motor (~ 10Ω)
HINT:
measured from front of dishwasher without
accessing control module wire harnesses.
Resistances are:
•
Water valve ~ 1 k
•
Drain motor ~ 16.5
96
Control Module – I2
.1- .5-
2 1 7 6 5 4
Measure
NTC
(~ 55kΩ
@ 72ºF)
To neutral
line
Water valve and drain motor can be
.8
3 2 1
To Aqua
Sensor