Viking VCBF036RSS Service Manual page 19

Service Test – 101 Defrost Heater & Defrost Circuit
Press the REFRIGERATOR TEMP UP button and
REFRIGERATOR TEMP DOWN button to energize or
de-energize the defrost circuit. The display will read
"OFF" when de-energized "OP" when energized with
open defrost thermostat and "CL" when energized with
closed defrost thermostat.
Service Test – 102 Compressor / Condenser Fan
Press the REFRIGERATOR TEMP UP button and
REFRIGERATOR TEMP DOWN button to toggle
Compressor/Condenser fan "On" and "OFF".
Service Test – 112 Freezer Fan
Press the REFRIGERATOR TEMP UP button and
REFRIGERATOR TEMP DOWN button to toggle
Freezer Fan On and Off.
NOTE: Display will show DC voltage.
Service Test – 121 Damper Operation
Press the REFRIGERATOR TEMP UP button and
REFRIGERATOR TEMP DOWN button to toggle
damper "OP" open and "CL" closed.
NOTE: If damper is opening or closing it will not allow
you to toggle damper and beep. Display will
show state "–CL" or "–OP" if Damper is in the
process of closing or opening.
Service Test – 131 Mullion Heater 3 Door Models
Press the Refrigerator Up keypad and Refrigerator
Down keypad to toggle Mullion Heater On and Off.
Service Test – 141 Refrigerator Thermistor
Will show refrigerator temperature or "OP" for open
thermistor or "SH" for shorted thermistor.
Service Test – 142 Freezer Thermistor
Will show freezer temperature or "OP" for open
thermistor or "SH" for shorted thermistor.
Service Test – 143 Machine Compartment
Thermistor
Will show machine compartment temperature or "OP"
open thermistor or "SH" shorted thermistor.
Service Test – 151 Refrigerator Door State
Will show state of refrigerator door. "OP" (open) "CL"
(closed).
NOTE: By pushing refrigerator door switch you can
toggle state from "OP" (open) to "CL" (closed).
Service Test – 152 Freezer Door State
Will show state of freezer door. "OP" (open) "CL"
(closed).
©2007 Viking Preferred Service
NOTE: By pushing freezer door switch you can toggle
state from "OP" (open) to "CL" (closed).
Service Test – 174 Water Actuator BM Internal
Dispenser
Display shows the state of the Internal Dispenser (ON or
OFF).
Service Test – 181 Keypad Operation
Display shows a numeric or letter display indicating the
last key pressed.
NOTE: REFRIGERATOR TEMP UP/DOWN buttons
have no effect when pressed and FREEZER
TEMP UP/DOWN buttons remain operational.
Service Test – 182 LED Indicator Operation
Press the REFRIGERATOR TEMP UP button to show
operation of LED Indicators. All LED Indicators will flash.
Press REFRIGERATOR TEMP DOWN and LED will
stop flashing.
Service Test – 191 Ice Maker Water Valve
Display shows the state of the ice maker water valve
("On" or "OFF").
Service Test – 201 Mullion Heater 100% Operation
Press the Refrigerator Up keypad and Refrigerator
Down keypad to toggle Mullion Heater On and Off.
Service Test – 202 Defrost Operation
Press the REFRIGERATOR TEMP UP button and
REFRIGERATOR TEMP DOWN button to toggle defrost
operation to minimum time between defrosts on and off.
Service Test – 203 Show Temperature Set Points
Press the REFRIGERATOR TEMP UP button and
REFRIGERATOR TEMP DOWN button to toggle display
showing actual temperatures ("OFF" position) or
showing temperature set points ("On" position).
Service Test – 211 Refrigerator Temperature
Adjustment
Press the REFRIGERATOR TEMP UP button and
REFRIGERATOR TEMP DOWN button to adjust
temperature set points "+6" to "-6".
Service Test – 212 Freezer Temperature Adjustment
Press the REFRIGERATOR TEMP UP button and
REFRIGERATOR TEMP DOWN button to adjust
temperature set points "+6" to "-6".
Service Test – 221 Default Settings Reset
Press the REFRIGERATOR TEMP UP button to force to
"dEF" (default factory settings).
Control Board
19