Bosch SHI4302 Manual page 102

IX. Wiring Diagrams/Tech Sheet
IX. Wiring Diagrams/Tech Sheet
Measuring SHV99, SHX99, SHY99 Resistances @ Modules
Measuring SHV99, SHX99, SHY99 Resistances @ Modules
Measure
NTC
(~ 55kΩ
BU
@ 72ºF)
To Aqua
Sensor
BU
To water
level
switch
YE
To on/off switch
To dispenser actuator
Wire color codes:
BK = Black
BN = Brown
BU = Blue
GY = Gray
RD = Red
WH = White
YE = Yellow
NOTE:
models are mounted on bases where base wiring
harnesses are mounted for other models. Control
modules are accessed through the right side after
pulling dishwashers out, so resistances cannot be
measured from the front.
1
.1-
2
3
I2.
4
1
2
.2-
3
4
5
6
.3
1
2
3
.5- .6-
4
1 2 3 1 2 3 4 5 6
.4-
RD
To
display
module
(resets module)
Control modules for SHV/SHX/SHY99
Control Module – I2
.7- .8-
1 2 1 2 3 4 5
To water
switch
To neutral
To heater, Hi-Limit
& flow switch
Measure drain
motor (~ 16.5Ω)
NOTE: These use the
top-load dispenser with
different actuator &
rinse-aid sensor.
100
Hot line to water switch & float switch
.9-
1 2 3 4 5
BK GY
To water
fill valve
To hot line
Measure circulation motor
(~ 7Ω) – door must be closed
HINT: Water valve and drain
motor can be measured from front
of dishwasher. Resistances are:
•
Water valve ~ 1 k
•
Drain motor ~ 16.5
.10-
.13-
1 2 3 4 5 6
1 2