Technical Manual
Table Of Contents
- Section 3: Component Testing
- Section 1: General Information
- Dishwasher Safety
- General Theory of Operation
- New Components/Features
- Model and Serial Number Label Location
- Tech Sheet Location
- Model and Serial Number Nomenclature
- Product Specifications
- Product Features
- Section 2: Diagnostics and Troubleshooting
- Safety
- Service Diagnostics Cycle Timing
- Activating Service Diagnostics Mode
- Service Diagnostics Mode Menu Table
- Service Diagnostics Cycle Notes
- Service Error Codes
- Troubleshooting Guide
- Dishwasher Safety
- Section 4: Component Access
- Insulation Blanket and Door Latch Strike
- Siphon Break
- Accessing Door Components
- Removing the Inner Door and Hinges
- ProDry™ Assembly
- Removing User Interface and Door Latch
- Removing Dispenser Assembly
- Removing the Upper Rack (for SatinGlide rails)
- Removing the Third Level Rack (available on some models)
- Removing Lower Spray Arm and Manifold Assembly
- Removing Heater Assembly
- Removing Drain Pump
- Under Tub Components
- Drip Pan and Float Assembly
- Removing Sump and Motor Assembly
- Under Tub Components - GWS Model
- Removing Sump and Motor Assembly - GWS Model
- Insulation Blanket and Door Latch Strike
For Service Technician Use Only
COMPONENT TESTING (Cont.)
Whirlpool
®
and KitchenAid
®
Filtration and Maytag
®
24" Microltration Dishwashers
n
3-13
Water Sensing with the OWI Sensor
n
n
n
Test Procedure
1.
2.
4.
and hot water temperatures and their associated resistance
NOTE: All thermistor resistance measurements must be made
¾
¾
¾
¾
¾
¾
¾
11.
12.
Strip Circuit - Water Sensing
DANGER
Electrical Shock Hazard
Only authorized technicians should perform
diagnostic voltage measurements.
After performing voltage measurements,
disconnect power before servicing.
Failure to follow these instructions can result in
death or electrical shock.
Electronic
Control
P10-6
P10-5
P10-4
P10-3
P10-2
P10-1
Pin 1
Pin 2
Pin 3
Pin 4
Pin 5
Pin 6
Measure NTC resistance at P10-1 and
P10-3 connector disconnected from control.
Turbidity Drive
Unused
OPT Sig
VCC
Ref
NTC
OWI Sensor
Temperature: NTC Thermistor
45.9 KΩ - 48.1 KΩ at 77°F (25°C)
11.6 KΩ - 11.8 KΩ at 140°F (60°C)
YL
YL
YL
YL
YL
YL