Base Pan-Front View; Base Cover Disassembly - Viking FDB451 Service Manual

To avoid risk of electrical shock, personal injury, or death, disconnect electrical power source to unit, unless test
procedures require power to be connected. Discharge capacitor through a resistor before attempting to service.
Ensure all ground wires are connected before certifying unit as repaired and/or operational.
Base Pan–Front View
The base front panel is pictured below,
note that front levelling legs are manual
adjustment on the 201 series model. The
rear leg is adjustable from the front with a flat
blade screwdriver in center of panel.
Front legs adjustable on 301 from front
301 series model
Remove two T20 Torx screws shown in photo
above, top with arrows. Remove panel and
place in safe location.

Base Cover Disassembly

Remove the four T20 TORX® screws that
hold the bottom base to the dishwasher
superstructure. The image in next column
shows the location of these screws. With the
panel removed, locate the moisture sensor
and unplug, leaving the moisture sensor
attached to the base pan.
©2012 Viking Preferred Service
! WARNING
After the four screws that secure the
pan to the frame are removed, be
careful because the moisture sensor
is mounted to the pan and the wiring
The image below shows the moisture sensor
secured to base pan. The sensor is secured
in place by one T15 TORX screw.
Note: Place base pan in a secured area.
Take care not to damage the sensor.
With the base pan removed, you now have
access to locate, diagnose, and service all
the components.
Disassembly
! CAUTION
could be damaged.
Unplug Sensor here
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