Service Procedures
Program Mode B
If you are not already in Mode A, go back to
Mode A instructions on Page 30.
Once you are in Mode A (PrA in display),
press and release "ACTIVATE
CONTROLS" one time and display
will change to "Prb", signifying that
control is now in Program Mode B,
see illustration below.
Adjust Freezer Temperature Offset
Freezer temperature offset is a
predetermined value, based upon model of
refrigerator. This value can be set in Mode
B as a separate adjustment or can be set
automatically in Mode B when selecting
model code, where several control values
are set by eeprom. Table 1 on Page 42 lists
eeprom values set by model code.
Press and release "FRZ TEMP"
pad once, the "FREEZER"
indicator will illuminate and the
current freezer offset will be
displayed along with
This value should be set to
appropriate value in table below.
Freezer Offset
Model
5421
5481
Using "HIGHER and LOWER" pads adjust
value as in illustration below.
34
ACTIVATE
CONTROLS
FRZ
TEMP
F.
o
HIGHER
LOWER
Value
-2
-5
Adjust Refrigerator Temperature Offset
Refrigerator temperature offset is a
predetermined value, based upon model of
refrigerator. This value can be set in Mode
B as a separate adjustment or can be set
automatically in Mode B when selecting
model code, where several control values
are set by eeprom. Table 1 on Page 42 lists
eeprom values set by model code.
Press and release "REF TEMP"
pad once, the "REFRIGERATOR"
indicator will illuminate and the
current refrigerator offset will be
displayed along with
This value should be set to
appropriate value in table below.
Refrigerator Offset
Model
5421
5481
©2012 Viking Preferred Service
REF
TEMP
F.
o
HIGHER
LOWER
Value
-6
-4