Viking VDB200 - Control Board Test Points

© 2010 Viking Preferred Service
15
Service Diagnostics and Procedures
Control Board Test Points
The unit has a control board that controls the functions of the dishwasher. Components can be diagnosed via
the control board. With the control board accessed (see Control Board Disassembly procedure, page 34), the
following can be measured:
Component Control Board Test Point Readings (Typical)
Door Switch P4-1 (Yellow) – P4-2 (RD/WH)
0 Ω door closed
∞ Ω door open
Dispenser P4-1 – P4-4
8.3 Ω
Wash Motor P5-1 (Red) – P5-2 (White)
6.3 Ω
Water Valve P6-3 (Blue) – P10-1 (White)
1.1K Ω
Drain Pump P6-4 (Brown) – P10-1 (White)
15.1 Ω
Diverter P6-2 (Gray) – P10-1 (White)
2.7K Ω
Moisture Sensor P8-1 (Red/White) – P8-2 (Purple)
175K Ω
Temperature Sensor P8-3 (Black/White) – P8-4 (Blue)
47K Ω @ 77˚ (varies based on temp)
Water Heater P12 (Gray) – P10-1 (White)
12.00 Ω