Viking VCWB300 User Manual

Page of 24
Table of Contents 
 
Technical Information--------------------------------------------------------------------- 4 
Sealed System------------------------------------------------------------------------------ 5 
Control Panel Assembly------------------------------------------------------------------- 6 
Mode of Operation------------------------------------------------------------------------ 6 
 
Temperature Readout and Setting----------------------------------------------- 7 
 Display 
Off------------------------------------------------------------------------- 7 
 Compressor 
Protection------------------------------------------------------------ 7 
 Fan 
Operation---------------------------------------------------------------------- 7 
 Alarm 
Security--------------------------------------------------------------------- 8 
 Holiday 
Mode---------------------------------------------------------------------- 8 
 Service 
Mode----------------------------------------------------------------------- 8 
 
Display Interface Board----------------------------------------------------------- 8 
 
Glass Mullion Shelf---------------------------------------------------------------- 9 
Electronic Function Description-------------------------------------------------------- 10 
 
Display Panel Keyboard---------------------------------------------------------- 10 
 
Power Disconnect Switch--------------------------------------------------------- 10 
 Showroom 
Switch----------------------------------------------------------------- 10 
Display Panel Operation----------------------------------------------------------------- 11 
 
Keyboard Entry Tone------------------------------------------------------------- 11 
 Zone 
Pad---------------------------------------------------------------------------- 11 
 
Lower Temp Pad------------------------------------------------------------------- 11 
 
Higher Temp Pad------------------------------------------------------------------ 11 
 Lights-------------------------------------------------------------------------------- 11 
 Display 
Pad------------------------------------------------------------------------- 12 
 Alarm-------------------------------------------------------------------------------- 12 
Wine Cooler Leveling---------------------------------------------------------------------- 12 
Door Stop Adjustment---------------------------------------------------------------------- 13 
Hinge Adjustment--------------------------------------------------------------------------- 13 
Diagnostic Check Points------------------------------------------------------------------ 14 
 
E1 – Display Board Output------------------------------------------------------- 14 
 
E2 – Touch Switch Inputs-------------------------------------------------------- 14 
 
E3 – Outputs and Line Voltage Inputs------------------------------------------ 14 
 
E4 – Thermistor Inputs------------------------------------------------------------ 15 
 Compressor 
Relay------------------------------------------------------------------ 15 
 Alarm 
Wires------------------------------------------------------------------------- 15 
 Display 
Board----------------------------------------------------------------------- 15 
Compressor (General Information)-------------------------------------------------------- 16 
Thermister Resistance Reading------------------------------------------------------------- 17 
Solenoid Valve / Evaporator Fan----------------------------------------------------------- 18 
Wiring Schematic---------------------------------------------------------------------------- 19 
Wiring Diagram------------------------------------------------------------------------------ 20 
 
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