Viking VCFB304 Service Notebook page 21

AF-AR
**SPECIAL NOTICE**
On
All Viking Electronic Refrigerator Controls with an Adaptor Board
In Normal User Mode
DISPLAY ON key: If activated, the Display Panel will remain on even after the door is
closed.
During a Forced Pull Down or Forced Defrost, the single audible sound will not be
present. However, after holding 3 seconds, you will still hear the 3 beeps signaling you
are entering the mode.
In Showroom Mode
CAUTION: While in Showroom Mode the unit can be turned on by putting it into a
forced pull-down using the methods that were intended only for normal and program
modes.
In Sabbath Mode
If the door is open and the power is lost, the cabinet lights will blink once during power
up.
In Program Mode
When Program Mode is allowed to time out after 10 minutes, some of the changes may
not be saved. It is important to always exit Program Mode by initiating a Forced Defrost
or pressing the DISPLAY ON key for three (3) continuous seconds to be sure all the new
changes are saved.
When entering Adjustable Compressor Dwell Mode feature it will change the Defrost
Algorithm to the opposite state that it was in and not revert back when exiting
Programming Mode.
Viking Range Corporation 20
3/12/04