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
Summary of Contents for DDBF036LSS
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Page 50: ...Appendix A 50 2007 Viking Preferred Service NOTES ...
