Sub-Zero International Built-in Series (ICBBI) Technical Service Manual

This manual provides service information for Sub-Zero International Built-in Series (ICBBI) units manufactured before serial number 4100000. It is intended for authorized service personnel to assist with troubleshooting, diagnosis, repair, and maintenance.

Important Safety Information

Product Safety Labels, including WARNING and CAUTION, are used throughout this manual. Always follow the instructions provided in these labels to prevent severe personal injury, death, minor personal injury, product damage, or property damage.

WARNING: Indicates hazardous or unsafe practices that could result in severe personal injury or death.

CAUTION: Indicates hazardous or unsafe practices that could result in minor personal injury, product damage, and/or property damage.

NOTE: Highlights information that is especially important for the topic being covered.

Technical Assistance

For questions regarding Sub-Zero appliances or this manual, contact Sub-Zero, Inc. Service Department:

Sub-Zero, Inc.
ATTN: Service Department
P.O. Box 44988
Madison, Wisconsin, USA, 53744-4988

Customer Service & Parts / Warranty Claims:
Domestic Toll Free Phone: (800) 222 - 7820
International Toll Charge Phone: (608) 271 - 2233

Technical Assistance:
Domestic Toll Free Phone: (800) 919 - 8324
International Toll Charge Phone: (608) 271 - 2233

Customer Service & Technical Assistance Facsimile:
International Toll Charge Facsimile: (608) 441 - 5887

Parts / Warranty Claims Facsimile:
International Toll Charge Facsimile: (608) 441 - 5886

Service Department e-mail: customerservice@subzero.com

Office Hours: 7:00 AM to 7:00 PM Central Time, Monday through Friday.

This manual is intended for Authorized Service Personnel only. Sub-Zero, Inc. is not responsible for repairs performed by unauthorized technicians.

Warranty Information

The ICBBI Series does not carry a factory warranty. Product Distributors or Appliance Dealers may offer their own warranties. The model and serial number are important for warranty purposes.

Serial Tag Location Notes:

ALL-REFRIGERATOR and ALL-FREEZER models: Located by the top door hinge in the refrigeration compartment.
SIDE-BY-SIDE models: Located by the top door hinge in the freezer compartment.
OVER / UNDER models: Located by the top door hinge in the refrigerator compartment.

A diagram illustrating the Serial Tag Layout is provided, showing fields for Model Number, Serial Number, Manufacture Date, Voltage, Frequency, Total Amps, and Refrigerant Type (e.g., R134a).

Model Descriptions

The model number code for the Built-in Series is explained in a diagram. Functional parts are common across different model configurations. This manual primarily uses basic model numbers (digits up to the letter after the first forward slash).

The model number structure is explained, including:

Model Line and Domestic/International Identifier: ICB = CB Approved International Model Line, BI = Built-in Model Line.
Nominal Cabinet Width: Typically 30", 36", 42", and 48".
Additional Model Type Information: G = Glass Refrigerator Door, A = High Altitude Glass Refrigerator Door, D = Ice & Water Dispenser.
Trim Style: F = Framed, O = Overlay, S = Stainless Steel.
Door Swing: RH = Hinge on Right Side, LH = Hinge on Left Side (only if door swing is sensitive).
Stainless Steel Handle Style: TH = Tubular Handle, PH = Pro Style Handle, CH = Curved Handle (only if trim style is Stainless Steel).

Tables detail various models, including:

ICBBI-36R Series (36" All-Refrigerator): Descriptions for Framed, Overlay, and Stainless Steel door trims. Diagrams show the basic layout of Model ICBBI-36R.
ICBBI-36RG Series (36" All-Refrigerator, Glass Door): Descriptions for Framed, Overlay, and Stainless Steel door trims, including High Altitude Glass options. Diagrams show the basic layout of Model ICBBI-36RG.
ICBBI-36F Series (36" All-Freezer): Descriptions for Framed, Overlay, and Stainless Steel door trims. Diagrams show the basic layout of Model ICBBI-36F.
ICBBI-30U Series (30" Over/Under): Descriptions for Framed, Overlay, and Stainless Steel door trims. Diagrams show the basic layout of Model ICBBI-30U.
ICBBI-30UG Series (30" Over/Under, Glass Refrigerator Door): Descriptions for Framed, Overlay, and Stainless Steel door trims, including High Altitude Glass options. Diagrams show the basic layout of Model ICBBI-30UG.
ICBBI-36U Series (36" Over/Under): Descriptions for Framed, Overlay, and Stainless Steel door trims. Diagrams show the basic layout of Model ICBBI-36U.
ICBBI-36UG Series (36" Over/Under, Glass Refrigerator Door): Descriptions for Framed, Overlay, and Stainless Steel door trims, including High Altitude Glass options. Diagrams show the basic layout of Model ICBBI-36UG.
ICBBI-36S Series (36" Side-by-Side): Descriptions for Framed, Overlay, and Stainless Steel door trims. Diagrams show the basic layout of Model ICBBI-36S.
ICBBI-42S Series (42" Side-by-Side): Descriptions for Framed, Overlay, and Stainless Steel door trims. Diagrams show the basic layout of Model ICBBI-42S.
ICBBI-42SD Series (42" Side-by-Side, Ice/Water Dispenser): Descriptions for Framed, Overlay, and Stainless Steel door trims. Diagrams show the basic layout of Model ICBBI-42SD.
ICBBI-48S Series (48" Side-by-Side): Descriptions for Framed, Overlay, and Stainless Steel door trims. Diagrams show the basic layout of Model ICBBI-48S.
ICBBI-48SD Series (48" Side-by-Side, Ice/Water Dispenser): Descriptions for Framed, Overlay, and Stainless Steel door trims. Diagrams show the basic layout of Model ICBBI-48SD.

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Important Safety Information

Technical Assistance

Warranty Information

Model Descriptions

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