Viking VUAR140 Troubleshooting Guide Page 64

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Program Mode – VCBB Bottom
Freezer – Refrigerator
Max Frz Run Time Duration
1. Press Max Frz pad. Max Frz light will
glow. One temperature indicator should
glow indicating present Max Frz run time
duration in 4 hour increments (indicator 1
means 4 hours, 2 means 8 hours, etc.)
Default delay is 24 hours.
2. Press Warmer pad to decrease Max Frz
duration by 4 hours.
3. Press Colder pad to increase Max Frz
duration by 4 hours.
Temperature Offset Calibration
Offset amount adjusts temperatures for refrigerator
cut ins and cut outs by the amount of offset. The
chart below shows the indicator and the amount of
offset from the factory default setting.
Setting Refrigerator Temperature Offset.
Press Ref Temp pad. Refrigerator indicator
and one indicator will glow. Press Warmer
pad to move offset to the next warmer
setting. Press Colder pad to move to the
next colder setting. Factory default
refrigerator offset is +2.
Setting Freezer Temperature Offset.
Press Freezer pad. Freezer temperature
indicator and one indicator will glow. Press
Warmer pad to move offset to the next
warmer setting. Press Colder pad to move
offset to the next colder setting. Factory
default freezer offset is 0.
Default Mode Selection
Toggle * pad to select adaptive or conventional
defrost mode. Vacation indicator glows when
adaptive defrost has been selected. If vacation
indicator is off, conventional defrost is selected.
Conventional defrost uses 8 hour CRTD value.
Forced Defrost
Defrost can be forced to start by pressing and holding
the Alarm Off pad for 3 seconds. Program changes
will be saved permanently in EEPROM and program
mode will exit to Run Mode.
Forced Pull Down (Compressor Start)
Compressor start can be forced by pressing and
holding Max Frz for 3 seconds. Program changes
will be saved permanently in EEPROM.
Compressor, evaporator, fan, damper heater, and
condenser fan will come on.
Exiting Program Mode
Press Display On pad for 3 seconds to exit Program
Mode. Tone will sound three times. Changes made
in Program Mode will be permanently saved in
EEPROM.
Note: If no pad is pressed for 10 minutes, Program
Mode will be automatically exited. However , no
changes will be saved if Program Mode exits
automatically.
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