Table of Contents
4 ©2007 Viking Preferred Service
Important Information......................................................2
Safety Information...................................................2
General Information ........................................................6
Fully Electronic Defrost System ..............................6
Serial Number Location...........................................6
Installation ...............................................................6
Location..............................................................6
Measuring the Opening......................................6
Leveling...................................................................6
Leveling doors....................................................6
Operation.................................................................7
Climate Controls.................................................7
Initial Temperature Setting.................................7
Adjusting the Control..........................................7
Temperature Control Guide ...............................7
Max Ice...............................................................7
Water Filter Indicator..........................................7
Vacation Mode ...................................................7
Door Open Alarm ...............................................7
High Temp Alarm ...............................................8
Max Cold............................................................8
User Preferences ...............................................8
Temperature Display “F_C”................................8
Alarm “AL”..........................................................8
Sabbath Mode “SAB” .........................................8
Warm Cabinet Surfaces.....................................8
Automatic Ice Maker ..........................................8
Water Dispenser ................................................8
Care and Cleaning ..................................................9
Refrigerator Cleaning Chart...............................9
Operating Sounds .................................................10
Troubleshooting ............................................................11
Control Board................................................................16
Programming Mode...............................................17
Defrost Operation..................................................17
Forced Defrost Mode ............................................17
Service Test Mode ................................................17
Fahrenheit or Celsius Mode..................................20
Show Room Mode.................................................20
Sabbath Mode.......................................................20
Alarm Enable Mode...............................................20
Component Testing.......................................................19
System Diagnosis......................................................... 25
Symptoms of an Overcharge................................ 27
Symptoms of Air in System................................... 27
Symptoms of Refrigeration Shortage ................... 28
Symptoms of Low or High Ambient Temperature
Installation............................................................. 28
Heat Load ........................................................ 28
Symptoms of a Restriction.................................... 29
Service Procedure ........................................................ 28
Service Equipment................................................ 30
Leak Testing ......................................................... 30
Testing Systems Containing a Refrigerant
Charge............................................................. 30
Testing Systems Containing No Refrigerant
Charge............................................................. 30
Refrigerant Precautions........................................ 31
Line Piercing Valves ............................................. 31
Open Lines ........................................................... 31
Compressor Operational Test .............................. 31
Dehydrating Sealed Refrigeration System ........... 32
Restrictions........................................................... 32
Symptoms........................................................ 32
Testing for Restrictions.................................... 32
Evacuation and Charging ..................................... 33
Evacuation....................................................... 33
Charging .......................................................... 34
Refrigerant Charge ............................................... 34
HFC134a Service Information .............................. 34
Health, Safety, and Handling........................... 34
Comparison of CFC12 and HFC134a
Properties ........................................................ 35
Brazing.................................................................. 35
Replacement Service Compressor....................... 36
Compressor Testing Procedures..................... 36
Drier Replacement................................................ 36
Refrigerant Flow ................................................... 37
Cabinet Air Flow ................................................... 38
Machine Compartment Air Flow ........................... 39
Water Dispenser................................................... 40