1. Important Safety Information
Please read all instructions carefully before using your appliance. Keep this manual for future reference.
- Ensure the appliance is properly grounded.
- Do not store explosive substances such as aerosol cans with a flammable propellant in this appliance.
- Do not use electrical appliances inside the food storage compartments of the appliance, unless they are of the type recommended by the manufacturer.
- Keep ventilation openings, in the appliance enclosure or in the built-in structure, clear of obstruction.
- Do not damage the refrigerant circuit.
2. Product Overview
The Smad 21 Cubic Feet Convertible Upright Freezer/Refrigerator offers flexible storage solutions for your home, kitchen, or garage. It features a stainless steel design, frost-free operation, and an LED control panel for easy temperature management.
Key Features:
- Convertible Upright Freezer/Refrigerator: Easily switch between refrigerator and freezer modes.
- Frost-Free: Provides a hassle-free, efficient freezing solution without manual defrosting.
- Constant Temp Cooling System: Circulates cold air to maintain uniform temperature.
- Garage Ready: Performs reliably in temperatures from 0°F to 110°F.
- Flexible Organization: Includes glass wire shelves, humidity-controlled crisper drawers, and spacious door bins.
- Stainless Steel Design: Smudge-proof, durable, and easy to clean.
Internal Layout and Features:

This image highlights the internal features of the appliance, including bright LED interior lighting, adjustable and removable shelves for flexible storage, a sleek recessed handle, and convenient glass crisper drawers at the bottom. The leveling feet are also visible, ensuring stable placement.

A closer look at the product details reveals the thoughtful design elements such as the LED interior lighting for clear visibility, easily removable shelves for customization, a modern recessed handle, and the durable stainless steel door panel. The glass crisper drawers are designed for optimal humidity control.
3. Setup & Installation
Placement:
- Place the appliance on a flat, stable surface.
- Ensure adequate ventilation around the unit. Maintain at least 2 inches of clearance on the sides and top, and 4 inches from the back.
- This unit is designed to operate in a wide range of ambient temperatures (0°F - 110°F), making it suitable for garage use.

The image demonstrates the appliance seamlessly integrated into a modern kitchen, highlighting its sleek stainless steel finish and freestanding installation. It can also be placed in a garage or other suitable areas.
Leveling:
Adjust the leveling feet at the bottom of the appliance to ensure it is stable and level. This helps in proper door closure and efficient operation.
Door Reversal:
The door hinge can be reversed to open from the right or left, depending on your preference and kitchen layout. Refer to the following video for detailed instructions.
Video: This video demonstrates the step-by-step process of reversing the swing doors on an upright freezer, including disconnecting wires, removing hinges, and reattaching them on the opposite side. This allows for flexible placement and accessibility in your space.
4. Operating Instructions
Control Panel:
The LED Control Panel allows for easy and quick switching between refrigerator and freezer modes, as well as precise temperature adjustments.

Image: This image illustrates the LED control panel, detailing the temperature settings for both refrigerator and freezer modes. It shows 'Cold', 'Colder', and 'Coldest' options for the fridge (32-46.4°F) and corresponding freezer temperatures (<-4°F to <10.4°F).
Convertible Modes & Temperature Ranges:
- Freezer Mode (FRZ): -7.6°F to 10.4°F (-22°C to -12°C)
- Refrigerator Mode (REF): 32°F to 46.4°F (0°C to 8°C)

Image: This image visually represents the convertible functionality, showing the appliance configured as a refrigerator on the left (32°F ~ 46°F) and as a freezer on the right (10°F ~ -8°F), demonstrating its versatility for different storage needs.
Frost-Free & Constant Cooling:
The frost-free system prevents ice buildup, eliminating the need for manual defrosting. The Constant Temp Cooling System ensures cold air is circulated evenly throughout the unit, maintaining a stable temperature for optimal food preservation.

Image: This diagram illustrates the 'Frost-Free Breeze' system, showing how cold air circulates to prevent frost buildup. Key benefits highlighted are Food Preservation, Energy Efficiency, Consistent Temperature, and Even Cooling, ensuring optimal conditions for stored items.
Video: This video provides a general overview of the 21 cu.ft upright freezer, showcasing its features and suitability for home and garage use. It highlights the spacious interior and convertible functionality.
Video: This video demonstrates the features of both the 17 cu.ft and 21 cu.ft stainless steel upright freezers, emphasizing their convertible nature and suitability for various storage needs.
5. Maintenance
Cleaning:
- The smudge-proof stainless steel exterior is easy to clean. Use a soft cloth and mild detergent.
- For the interior, wipe down surfaces with a damp cloth and mild soap. Rinse and dry thoroughly.
- The removable shelves and crisper drawers can be washed with warm, soapy water.
Defrosting:
This appliance features an automatic defrost system, eliminating the need for manual defrosting. This ensures continuous efficient operation and reduces maintenance effort.
6. Troubleshooting
Common Issues:
- Door Ajar Alarm: The appliance is equipped with an alarm that sounds if the door is left open for too long, helping to prevent temperature fluctuations and food spoilage.
- Temperature Fluctuations: Ensure the door is properly sealed and not frequently opened. Check the control panel settings to confirm the desired temperature.
- No Power: Verify the appliance is securely plugged into a working electrical outlet. Check your home's circuit breaker.
Handling Damaged Shipments:

Image: This infographic provides clear steps for handling damaged shipments: 1. Inspect the Package, 2. Document the Damage, 3. Contact Us Immediately, 4. Provide Information (e.g., order number, photos of damage, description of the issue). This ensures a smooth resolution process.
If you encounter any issues or need assistance while using your product, please refer to the troubleshooting section in the full user manual or contact customer support.
7. Specifications
| Feature | Detail |
|---|---|
| Product Dimensions (D x W x H) | 29.3"D x 32.8"W x 76.8"H |
| Brand | Smad |
| Capacity | 21 Cubic Feet |
| Configuration | Convertible Freezer Refrigerator |
| Special Feature | Compact |
| Installation Type | Freestanding |
| Number of Doors | 1 |
| Defrost System | Automatic |
| Finish Type | Stainless Steel |
| Door Material Type | Stainless Steel |
| Shelf Type | Wire |
| Form Factor | Convertible |
| Cooling Method | Compressor |
| Number Of Shelves | 4 |
| Adjustable Temperature Control | Yes |
| Door Orientation | Left |
| Item Weight | 198 Pounds |
| Model Number | DSD-772WMU-L |
| Included Components | Glass Crisper Drawers |
8. Warranty & Support
Warranty Information:
The product is covered for 12 months against defects by a 1-Year Manufacturer Warranty.
Customer Support:
For any product-related inquiries, technical support, or warranty claims, please contact Smad Electric Appliance customer service. Refer to your purchase documentation for specific contact details or visit the official Smad website.