1. Introduction
The Rancilio Rocky Espresso Coffee Grinder is designed to be the perfect companion for espresso enthusiasts, featuring 50mm commercial-grade grinding burrs for consistent results. This manual provides essential information for the safe and efficient operation and maintenance of your grinder.
- Commercial Grade Burrs: Equipped with 50mm commercial grade grinding burrs, capable of grinding directly into a portafilter for simple operation.
- Powerful Motor: Features a powerful 166-watt direct drive motor for quiet operation.
- Bean Hopper: Includes a tinted hopper with a 0.65lb capacity to keep whole bean coffee fresh.
- Variable Grind Adjustment: Simple variable grinder adjustment control allows for precise grind settings.
- Factory Tested: Each unit is factory tested with real coffee beans; some coffee powder may still be present upon unboxing.
2. Setup
2.1 Unboxing and Initial Inspection
Carefully remove all components from the packaging. Inspect the grinder for any signs of damage. Due to factory testing, a small trace of coffee residue may be present; this is normal.
2.2 Component Assembly
- Place the tinted bean hopper securely on top of the grinder body. Ensure it is properly seated and locked into position to prevent accidental removal during operation.
- Connect the power cord to a suitable electrical outlet (127 Volts).
2.3 Drip Tray Installation
The removable drip tray collects any stray coffee grounds, keeping your countertop clean.

Image: The Rancilio Rocky Espresso Coffee Grinder with its drip tray securely in place at the base.

Image: A hand demonstrating the easy removal of the drip tray from the base of the Rancilio Rocky Espresso Coffee Grinder.
3. Operating Instructions
3.1 Grind Adjustment
The Rocky grinder offers simple variable grind adjustment. To change the grind setting, unlock the lever and rotate the bean hopper to your desired fineness. Settings range from fine powder for espresso to coarse for French press.
3.2 Grinding Process
The grinder is designed to grind directly into your portafilter. Place your portafilter securely in the metal fork. Press the grinding button to begin grinding. The powerful motor ensures quick and efficient grinding.
3.3 Official Product Video
Video: An official product overview of the Rancilio HSD-ROC-SD Rocky Espresso Coffee Grinder, demonstrating its features and operation.
4. Maintenance
4.1 Cleaning the Burrs
Regular cleaning of the grinding burrs is essential for consistent performance and longevity. To access the burrs, remove the bean hopper by twisting it counter-clockwise. The upper burr can then be removed for cleaning. Use a brush to remove any accumulated coffee grounds.

Image: A close-up view of the Rancilio Rocky Espresso Coffee Grinder's grind adjustment collar and the burr area, showing the mechanism for fineness control.
4.2 Cleaning the Drip Tray
The metal removable fork and drip tray should be cleaned regularly. Simply slide out the drip tray and wipe it clean with a damp cloth. The metal fork can also be removed for thorough cleaning.
5. Troubleshooting
If you encounter issues such as clogging or inconsistent grinding, ensure the burrs are clean and free of old coffee grounds. Adjusting the grind setting can also resolve many common problems. For detailed troubleshooting steps, consult the comprehensive user manual that came with your product.
6. Specifications
| Feature | Detail |
|---|---|
| Brand | Rancilio |
| Model Number | HSD-ROC-SD |
| Color | Black and Stainless Steel |
| Material | Stainless Steel |
| Item Weight | 15.4 Pounds |
| Product Dimensions | 9.8"L x 4.7"W x 13.8"H |
| Voltage | 127 Volts |

Image: The Rancilio Rocky Espresso Coffee Grinder shown with its length (9.8"), width (4.7"), and height (13.8") dimensions clearly labeled.
7. Warranty and Support
For warranty information, technical support, or to order replacement parts, please refer to the official Rancilio website or contact their customer service department. Keep your purchase receipt for warranty claims.