1. Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your Cornat TECB3427 Pecorino Hand Shower Head. Please read this manual thoroughly before use to ensure proper function and longevity of the product.

Figure 1: Cornat TECB3427 Pecorino Hand Shower Head (Chrome/Black)
2. Product Features
The Cornat Pecorino Hand Shower Head is designed to enhance your showering experience with its versatile features:
- Three Jet Types: Easily switch between Normal, Soft, and Massage jet patterns for a personalized shower.
- Anti-Limescale Nozzles: Silicone nozzles allow for effortless removal of limescale deposits by simple rubbing.
- Water-Saving Insert: Includes a flexible insert to reduce water consumption while maintaining comfort.
- Universal Compatibility: Features a 1/2 inch connection thread, suitable for all standard shower hoses.
- Durable Finish: High-quality chrome-plated and black plastic (ABS) construction ensures durability and corrosion resistance.
3. Package Contents
Please verify that all items listed below are included in your package:
- 1 x Cornat Pecorino Hand Shower Head
- 1 x Water-Saving Insert
- 1 x Gasket
4. Setup and Installation
The Cornat Pecorino Hand Shower Head is designed for easy installation with standard shower hoses.
- Ensure your existing shower hose is compatible with a 1/2 inch connection thread.
- If desired, insert the provided water-saving insert into the connection end of the hand shower.
- Place the gasket into the connection end of the hand shower. This helps prevent leaks.
- Screw the hand shower head onto your shower hose by turning it clockwise until hand-tight. Do not overtighten.
- Check for leaks by turning on the water supply. If leaks occur, ensure the gasket is properly seated and the connection is tight.

Figure 2: Side view showing the connection point of the hand shower.
5. Operating Instructions
Your Cornat Pecorino Hand Shower Head offers three distinct jet types for a customized showering experience.
Changing Jet Types
To switch between the jet types, simply press the push button located on the handle of the shower head. Each press will cycle through the available modes:
- Normal Jet: Provides a uniform and rich flow of water from all nozzles, ideal for daily rinsing.
- Soft Jet: An air-refined jet pattern that produces noticeably soft and gentle water, perfect for a relaxing shower.
- Massage Jet: Features large, powerful jets designed for a soothing and invigorating massage.

Figure 3: Top view illustrating the different jet patterns.

Figure 4: Close-up of the one-handed push button for jet selection.
6. Maintenance and Cleaning
Regular cleaning will ensure optimal performance and extend the lifespan of your hand shower head.
Limescale Removal
The silicone nozzles are designed for easy cleaning. To remove limescale deposits, simply rub the jet nozzles with your fingers. This dislodges any buildup, ensuring an even and consistent spray pattern.
General Cleaning
Clean the chrome-plated and black surfaces with a soft cloth and mild soap or a non-abrasive bathroom cleaner. Avoid using harsh chemicals, abrasive sponges, or scouring agents, as these can damage the finish.

Figure 5: Close-up of the silicone nozzles for easy limescale removal.
7. Troubleshooting
If you encounter issues with your hand shower head, please refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Reduced water flow | Limescale buildup in nozzles; Water-saving insert partially blocked; Low water pressure. | Clean nozzles by rubbing; Check and clean water-saving insert; Consult a plumber for water pressure issues. |
| Leaking at connection point | Gasket not seated correctly or damaged; Connection not tight enough. | Ensure gasket is properly placed; Tighten connection by hand; Replace gasket if damaged. |
| Difficulty changing jet types | Mechanism obstructed by debris or limescale. | Rinse shower head thoroughly; Gently press the button multiple times to dislodge any obstruction. |
8. Specifications
Detailed technical specifications for the Cornat TECB3427 Pecorino Hand Shower Head:
| Specification | Detail |
|---|---|
| Model Number | TECB3427 |
| Head Diameter | Ø 129 mm |
| Connection Thread | 1/2 inch |
| Number of Jet Types | 3 (Normal, Soft, Massage) |
| Flow Rate (without water-saving insert) | 10.0 l/min (at 3 bar) |
| Flow Rate (with water-saving insert) | 1.3 l/min (at 3 bar) |
| Material | Plastic (ABS), Chrome plated |
| Color | Chrome / Black |
| Product Dimensions (L x W x H) | 31.5 x 13 x 4.5 cm |
| Item Weight | 360 g |

Figure 6: Product dimensions diagram.
9. Warranty and Support
For information regarding warranty coverage, terms, and conditions, please refer to the documentation provided at the time of purchase or contact your retailer. For technical support or further assistance, please reach out to the manufacturer or the point of purchase.

