1. Introduction
This manual provides essential information for the safe and efficient operation of your COWSAR 3.2 Cu.Ft Mini Fridge with Freezer, Model BC-90U-E. Please read these instructions thoroughly before use and retain them for future reference.
Safety Information
- Ensure the appliance is properly grounded.
- Do not damage the refrigerant circuit.
- Do not use electrical appliances inside the food storage compartments unless they are of the type recommended by the manufacturer.
- Keep ventilation openings clear of obstruction.
- Unplug the appliance before cleaning or maintenance.
- This appliance is not intended for use by persons (including children) with reduced physical, sensory or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety.
2. Setup and Installation
Unpacking
Carefully remove all packaging materials. Inspect the refrigerator for any shipping damage. Report any damage to your retailer immediately. Keep packaging materials away from children.
Placement
- Place the refrigerator on a firm, level surface.
- Allow at least 4 inches (10 cm) of space around the back and sides for proper ventilation.
- Avoid direct sunlight or heat sources (e.g., stoves, heaters).
- Ensure the ambient temperature is suitable for the appliance's climate class.

Image: COWSAR Mini Fridge showing external dimensions and internal compartment layout, including 0.4 Cu.Ft microfreeze and 2.8 Cu.Ft refrigeration areas.
Adjustable Leveling Legs
Your refrigerator is equipped with adjustable front leveling legs. Turn the legs clockwise to raise the unit or counter-clockwise to lower it. Ensure the refrigerator is level to prevent vibrations and ensure proper door sealing.

Image: Detailed view of the COWSAR Mini Fridge showing removable glass shelves, a can dispenser, adjustable front leveling legs, and a tall-bottle chamber.
Reversible Door Installation
The door hinge is reversible, allowing you to change the door opening direction (left or right) to suit your space. Refer to the detailed instructions in the included user manual for the specific steps to reverse the door.

Image: COWSAR Mini Fridge with its door open, illustrating the reversible door feature and internal storage.
Power Connection
Plug the refrigerator into a dedicated, grounded 115 Volt, 60 Hz AC outlet. Do not use extension cords or adapter plugs.
Initial Operation
After plugging in, allow the refrigerator to cool for at least 2-3 hours before placing food inside. This ensures the internal temperature stabilizes.
3. Operating Instructions
Temperature Control
The refrigerator features an adjustable thermostat with 7 temperature settings. Turn the thermostat knob to select your desired cooling level. Setting 1 is the warmest, and Setting 7 is the coldest. The recommended operating temperature range is 32°F to 50°F (0°C to 10°C).

Image: Diagram illustrating the 7 modes of precision temperature cooling available on the COWSAR Mini Fridge.
Internal Storage
- Refrigerator Compartment (2.9 Cu.Ft): Ideal for drinks, fruits, vegetables, and dairy products.
- Freezer Compartment (0.3 Cu.Ft): Suitable for small amounts of frozen food or ice cubes.
- Removable Glass Shelves: Two adjustable glass shelves allow for flexible storage configurations.
- Door Storage: Designed for beverages and smaller items.
Interior Lighting
An LED interior light illuminates the contents when the door is opened, providing visibility, especially in low-light conditions.
4. Maintenance and Care
Cleaning
- Always unplug the refrigerator before cleaning.
- Clean the interior with a soft cloth and a solution of mild detergent and warm water.
- Wipe down exterior surfaces with a soft, damp cloth.
- Do not use abrasive cleaners, harsh chemicals, or sharp objects.
- Clean the door gasket regularly to ensure a proper seal.
Defrosting
This refrigerator features manual defrost. Frost will accumulate in the freezer compartment. When the frost layer becomes about 0.2 inches (5 mm) thick, defrost the unit:
- Unplug the refrigerator.
- Remove all food items and place them in another cooler.
- Leave the door open to allow frost to melt naturally.
- A drip tray is provided to collect condensation during defrosting.
- Once defrosted, clean and dry the interior thoroughly before plugging it back in and returning food.

Image: COWSAR Mini Fridge with a display of included accessories, such as the half-width freezer, water tray, and user manual.
Energy Saving Tips
- Avoid placing the refrigerator near heat sources.
- Do not open the door frequently or leave it open for extended periods.
- Ensure the door seal is clean and intact.
- Allow hot foods to cool before placing them in the refrigerator.
- Defrost the freezer compartment regularly to maintain efficiency.
5. Troubleshooting Guide
Before contacting customer service, please check the following common issues:
| Problem | Possible Cause | Solution |
|---|---|---|
| Refrigerator does not operate. | Not plugged in; circuit breaker tripped; temperature control set to "OFF" or too warm. | Ensure plug is secure; reset circuit breaker; adjust temperature control to a colder setting. |
| Refrigerator is not cold enough. | Door opened too frequently; large amount of warm food added; poor ventilation; door gasket not sealing. | Minimize door openings; allow food to cool before storing; ensure adequate clearance; check and clean door gasket. |
| Unusual noises. | Unit not level; objects touching the back or sides; normal operating sounds (e.g., refrigerant flow). | Adjust leveling legs; move unit away from walls/objects; these sounds are normal. |
| Excessive frost buildup in freezer. | Door left open; door gasket not sealing; high humidity. | Ensure door is closed properly; check and clean door gasket; defrost as needed. |
If the problem persists after checking these points, please contact COWSAR customer service for assistance.
6. Product Specifications
| Feature | Detail |
|---|---|
| Brand | COWSAR |
| Model Number | BC-90U-E |
| Total Capacity | 3.2 Cubic Feet |
| Refrigerator Capacity | 2.9 Cubic Feet |
| Freezer Capacity | 0.3 Cubic Feet |
| Product Dimensions (D x W x H) | 19.09 x 17.52 x 31.3 inches |
| Item Weight | 36.6 pounds |
| Annual Energy Consumption | 54 Watts (approx. 0.66 kWh/day) |
| Installation Type | Freestanding |
| Special Features | Adjustable Shelves, Compact, Low Noise (<40dB), Portable, Reversible Door |
| Color | White |
| Voltage | 115 Volts |
| Defrost System | Manual |
| Shelf Type | Glass |
| Number of Shelves | 2 |
| Included Components | Removable Glass Shelves (x2), User Manual (x1) |
7. Warranty Information
For detailed warranty information, please refer to the warranty card included with your product or visit the official COWSAR website. Keep your purchase receipt as proof of purchase for any warranty claims.
8. Customer Support
If you have any questions, require technical assistance, or need to report an issue, please contact COWSAR customer service. Contact details can typically be found on the COWSAR official website or in the documentation provided with your appliance.