
3
Table of Contents
Safe Servicing Practices - All Appliances........................2
A - Installation
Important safety instructions..................................................4
General Precautions................................................................4
Installing the Wine Cooler/Beverage Center ...........................5
Site Preparation ......................................................................6
Reversing the Doors ...............................................................7
B - Maintenance.................................................... 10
Maintaining your Wine Cooler/Beverage Center....................10
Exterior Cleaning for your Stainless Steel Model ..................10
Interior Cleaning - as Required .............................................10
Wine Rack Removal/Installation ...........................................10
Glass Shelf Removal/Installation (Beverage Center Only) .....11
Method 1............................................................................11
Method 2............................................................................11
C - Electrical Components / Operation.......................... 12
Table of contents
Electrical Grounding .............................................................12
Compressor Electrical Components and Circuits..................12
Solid State Relay ................................................................12
To Check/Replace Relay .....................................................13
Overload Protector .............................................................13
To Check/Replace Overload Protector ................................13
Run Capacitor.....................................................................13
To Check/Replace Run Capacitor........................................13
Compressor Start Circuit....................................................14
Compressor Run Circuit.....................................................14
Compressor Operating Characteristics .................................14
Compressor Electrical Check ................................................15
Adjusting the Temperature....................................................15
Diagnostics / Service Mode ..................................................15
Description of Features.........................................................16
Alarms................................................................................16
Sabbath Mode ....................................................................16
System Error Codes ...........................................................17
Disassembly .........................................................................17
User Interface Board (UI) ...................................................17
Replacing the Main PCB .....................................................17
Evaporator Fan & Motor Assembly.....................................17
Wiring Diagrams ................................................................18
D - Refrigeration System ......................................... 20
Definitions ............................................................................20
Recovery ...........................................................................20
Recycling............................................................................20
Reclaim ..............................................................................20
Safety Warnings....................................................................20
Compressor Testing ...........................................................20
Charging Sealed Systems...................................................20
Soldering ..............................................................................21
Basic Components................................................................21
Refrigerant Cycle ..................................................................21
Low/High Side Leak or Undercharge.....................................21
Testing for Refrigerant Leaks ................................................22
Compressor Replacement.....................................................22
To Flush the System ...........................................................23
To Use Dry Nitrogen to Flush the System...........................23
To Use Refrigerant to Flush the System .............................23
Installing a New Compressor................................................23
Condenser Replacement.......................................................26
Filter-Drier Installation ..........................................................26
Evaporator and Suction Line Replacement ...........................26
Evacuating and Recharging ..................................................27
Equipment Needed for Evacuating & Recharging ...............27
Installing Evacuating & Recharging Equipment..................27
Evacuating System .............................................................27
Charging the System ..........................................................28
Preparing the Charging Cylinder.........................................28
Final Leak Test....................................................................28
Evacuating and Recharging Connections............................29
Verify Refrigerant Type in the System...................................30
Dedicated Equipment..........................................................30
R-134a Refrigeration Systems..............................................30
Miscibility of R-134a and Ester Oil........................................30
Water in the Refrigeration System........................................31
Vacuum Pump Maintenance .................................................31
Refrigerant Leaks..................................................................31
Leak Detection ......................................................................33
R-134a Properties.................................................................33
HFC-134a, CFC-12 Pressure Temperature Chart ...................34
Inhalation Toxicity.................................................................35
Cardiac Sensitization.............................................................35
Spills or Leaks ......................................................................35
Skin and Eye Contact ............................................................35
Combustibility of HFC-134a..................................................36
Leak Testing .......................................................................36
Bulk Delivery and Storage ..................................................36
Filling and Charging Operations..........................................36
Refrigerant Recovery Systems ...........................................36
Thermal Decomposition........................................................36
Exploded View Diagrams ......................................... 37
System Diagram ...................................................................37
Cabinet Diagram ...................................................................38
Door Diagram .......................................................................39
Addendum for Refrigerator Drawers ............................ 40
Disassembly-Evaporator Fan Motors ....................................40
Disassembly-User Interface (UI)...........................................40
LED Lighting.........................................................................41
Main PCB..............................................................................41
Sealed System ......................................................................41
Diagnostic / Service Mode ....................................................41
Diagnostic Tests....................................................................41
Wiring Diagrams...................................................................42