Ice Maker Water Valve; Mullion Heater Override; Default Defrost Operation; Show Temperature Set Points - Viking RDDFF236 Service Manual

Diagnostics
Service Tests (continued)

191 Ice Maker Water valve

Display shows the state of the ice maker water valve (ON or OFF).
1 9 1
Press either button to toggle
through test cycles

201 Mullion heater override

Press the refrigerator temperature "+" (up) or "–" (down) keypad to cycle this function. When set to OFF, the
mullion heater will only operate when the compressor is in the OFF cycle. When set to ON, the heater will
operate 100% of the time.
2 0 1
Press either button to toggle
through test cycles

202 Default Defrost operation

Press the refrigerator temperature "+" (up) or "–" (down) keypad to toggle defrost operation from normal
adaptive defrost (OFF position) to minimum time between defrosts (ON position).
2 0 2
Press either button to toggle
through test cycles

203 Show Temperature Set points

Press the refrigerator temperature "+" (up) or "–" (down) keypad to change from showing actual temperature
(OFF) to show temperature set points only (ON).
2 0 3
Press either button to toggle
through test cycles
© 2012 Viking Preferred Service
O N
Press either button to cycle
Ice Maker Valve On or OFF
O F F
Press either button to cycle
mullion heater On (100%)
or OFF (compressor off)
O F F
Press either button to cycle normal
adaptive defrost (OFF) to minimum
time between defrosts (ON)
O F F
Press either button to show acutal
temperature (OFF) or temperature
set points (ON)
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