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subzero.com
800.222.7820
400
Service Manual
General Information
2
Installation Information
10

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Summary of Contents for Subzero 400-2 SERIES

  • Page 1 800.222.7820 Service Manual General Information Installation Information...
  • Page 2: General Information

    (400- INTRODUCTION This Technical Service Manual has been compiled to provide the most recent service information for 400-2 Series units. This information will enable the service technician to troubleshoot and diagnose malfunctions, perform neces- sary repairs, and return a unit to proper operational condition.
  • Page 3: Warranty Information

    * Includes, but is not limited to the following: This page summarizes the 2, 5 & 12 Year Warranty pro- Electronic Control System Components, Fan & Light vided with every 400-2 Series unit, as well as two spe- Switches, Fan Motors & Blades, Defrost & Drain cial warranties: Heaters, Defrost Terminator, Drain Pan, Drain Tubes, •...
  • Page 4: Model Descriptions

    (400- MODEL DESCRIPTIONS This section briefly describes the models covered in this 400-2 Series Technical Service Manual. There are four basic model configurations (Models 424-2, 427-2, 427R-2, and 430-2), with esthetic variations of the exterior cos- metic components. This manual will address the four basic configurations in most cases.
  • Page 5 Wine Storage Series General Information Wine Storage Series (400- (400- NOTE: Door panels for this model sold Figure 1-5. Model 427R-2 separately. 427RG-2 • 400 Series - 27” Wide - Refrigerated Drawers - Glass Door on Wine Storage Section 427RHAG-2 • 400 Series - 27” Wide - Refrigerated Drawers - High Altitude Glass Door on Wine Section 427RS-2 •...
  • Page 6 General Information Wine Storage Series Wine Storage Series (400- (400- Sub-Zero Wine Storage Temperature Range, Recommended Wine Storage Temperatures and Recommended Wine Serving Temperatures: he table below shows the temperature range of the Sub-Zero Wine Storage Units. This table also shows the rec- ommended temperatures for “serving”...
  • Page 7: Installation Information

    Installation Information Wine Storage Series Wine Storage Series (400- (400- INSTALLATION CONSIDERATIONS This section covers common installation issues seen by Service Technicians. Improper installation, though not a valid service issue, has the potential to lead to a call for service. Installation related complaints could include, but are not limited to: Unit leveling, unit movement, door misalignment, improper door and drawer sealing, internal frost or condensation, exterior condensation, warm compartment temperatures, etc.
  • Page 8 Installation Information Wine Storage Series Wine Storage Series (400- (400- Anti-Tip Components Installation (430-2) Wall Stud If anti-tip components (aka wood block / blocking kit) need be installed, follow these steps (See Figure 2-3): Screws & L-Bracket 1. Locate and mark two wall studs at back of unit installation location.
  • Page 9 Installation Information Wine Storage Series Wine Storage Series (400- (400- Unit Leveling (427-2 & 427R-2) NOTE: Unit must be installed before final leveling. If unit is anchored to cabinets, remove anchor screws before leveling, reinstalled after (See Figure 2-6). Side Molding 1.

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