1. Introduction
This instruction manual provides essential information for the proper installation, use, and maintenance of your Braun 21B Shaver Replacement Head. Regular replacement of your shaver head is crucial to maintain optimal shaving performance and comfort. Please read this manual thoroughly before replacing your shaver head.
2. Product Overview
The Braun 21B Replacement Head is designed to restore your Braun Series 3 shaver to 100% performance. It features three floating blades and a Microcomb to effectively capture and cut hair for a smooth finish.
2.1 Compatibility
The 21B replacement head is compatible with the following Braun shaver models:
- New Generation Series 3: 3070cc, 3050cc, 3045, 3040, 3030, 3020, 3010, 3000
- Old Generation Series 3: 350, 350cc, 340, 320, 310, 300
- cruZer Shave: cruZer 6 clean shave, cruZer 5 clean shave
2.2 Key Features
- 3 Floating Blades: Designed to follow facial contours for a smooth finish.
- Microcomb Technology: Gathers more hair with every stroke for a faster shave.
- Easy-to-Replace: Simple one-click replacement mechanism.
- German Craftsmanship: Engineered for durability and performance.

Figure 1: Braun 21B Shaver Replacement Head packaging and product.

Figure 2: Examples of compatible Braun Series 3 shavers.

Figure 3: Close-up of the 21B shaver head's cutting elements.
3. Installation
To ensure optimal performance, replace your shaver head every 18 months. Follow these steps to replace the shaver head:
- Remove the Old Head: Gently pull the old shaver head (foil and cutter block) upwards to detach it from the shaver body.
- Align the New Head: Take the new 21B replacement head and align it with the pins on your Braun shaver.
- Secure the New Head: Press the new shaver head onto the pins until it clicks firmly into place.
- Dispose Properly: Dispose of the old shaver head according to local regulations.

Figure 4: Visual guide for replacing the shaver head.

Figure 5: Replacing the shaver head for renewed performance.
4. Maintenance
Proper maintenance extends the life of your shaver head and ensures consistent performance.
4.1 Cleaning
The Braun 21B shaver head is fully washable. After each use, rinse the shaver head under running water to remove hair and debris.

Figure 6: Cleaning the shaver head under running water.
4.2 Optimal Performance
For optimal performance and hygiene, it is recommended to replace the Braun Clean & Renew refill cartridges every two months if your shaver uses a cleaning station.
5. Specifications
| Model Number | 21B |
| Dimensions | 2.21 x 8 x 16 cm |
| Weight | 18.14 g |
| Blade Material | Stainless Steel |
| Head Type | Foil (Láminas) |
| Color | Black |
| Manufacturer | Procter & Gamble - Pampers |
6. Safety Information
Please observe the following safety precaution:
- Do not use the shaver near water unless specifically designed for wet use and disconnected from power.
7. Performance and Replacement Cycle
Over time, the cutting elements of your shaver head can wear down, leading to reduced performance and comfort. Braun recommends replacing your shaver's foil and cutter block every 18 months to maintain peak performance.
Video 1: This video illustrates the general principle of shaver performance degradation over time and the benefit of replacing high-performance parts. While it features a Series 7 shaver, the concept applies to all Braun shaver heads, including the 21B.
8. Support
For further assistance or inquiries, please refer to the official Braun website or contact Braun customer support.





