Introduction
This manual provides essential information for the safe and effective use of your Oster Professional The Super Duty Turbo 77 Trimmer. Please read all instructions carefully before operation.
Key Features:
- Quiet, Ultra Powerful Motor
- Lightweight, Easy to Hold
- Dual Speed - Regular vs Turbo
Safety Information
Adhering to these safety guidelines is crucial for preventing injury and ensuring proper device function.
- Always unplug the trimmer before cleaning or performing any maintenance.
- Avoid using the trimmer near water or in wet environments.
- Keep the trimmer out of reach of children.
- Do not operate the trimmer if the cord or plug is damaged.
- Do not use attachments not recommended by the manufacturer.
Setup
Before first use, ensure the trimmer is properly prepared.
- Unpack all components and inspect for any damage.
- Ensure the blade is securely attached.
- Plug the trimmer into a suitable power source.

Figure 1: Main view of the Oster 76077-310 Trimmer.

Figure 2: Back view of the trimmer, highlighting the model information and power cord connection.
Operating Instructions
Follow these steps for effective hair trimming and edging.
- After plugging in, turn on the trimmer using the power switch.
- Select the desired speed setting (Regular or Turbo) based on hair type and cutting needs.
- Carefully guide the trimmer through the hair for desired trimming or edging.
- For optimal results, ensure the blades are clean and oiled before each use.

Figure 3: Overview of trimmer features, including ergonomic design and dual-speed functionality.

Figure 4: Trimmer size comparison, illustrating its compact and manageable dimensions.
Maintenance
Regular maintenance ensures the longevity and performance of your trimmer.
- Cleaning: Always unplug the trimmer before cleaning. Use the provided cleaning brush to remove hair from the blades and housing.
- Oiling: Apply a few drops of clipper oil to the blades before and after each use to ensure smooth operation and prevent rust.
- Storage: Store the trimmer in a cool, dry place, away from moisture and direct sunlight.

Figure 5: Included accessories for maintenance, such as the cleaning brush and lubrication oil.
Troubleshooting
If you encounter issues with your trimmer, refer to the following common solutions:
- Trimmer not turning on: Ensure the power cord is securely plugged into a working outlet. Check for any damage to the cord or plug.
- Blades pulling hair: Clean and oil the blades thoroughly. Dull blades may need replacement.
- Excessive heat: Ensure blades are properly oiled and free of hair buildup. Allow the trimmer to cool down if it becomes too hot during extended use.
Specifications
| Feature | Detail |
|---|---|
| Product Dimensions | 3 x 5 x 5 inches |
| Item Weight | 0.9 Pounds (14.4 ounces) |
| Item Model Number | 76077-310 |
| UPC | 034264451155 |
| Brand | Oster |
| Manufacturer | Beauty Exchange LLC |
| Power Source | Corded Electric |
| Recommended Uses | Professional |
| Color | Black, Silver |
Warranty and Support
For warranty information or technical support, please contact the manufacturer, Beauty Exchange LLC, directly. Refer to the product packaging or the official Oster website for the most current contact details and warranty terms.





