Troubleshooting How do I clean my Philips shaver? Regular cleaning guarantees better shaving results with your Philips shaver. Check the information below on how to properly clean your shaver. How to clean your Philips shaver: This Philips shaver is not waterproof, so it shouldn't be cleaned under the tap. Use the provided brush to clean the top of the shaver, the shaving unit and the hair chamber. We advise you to clean the shaving heads every two months.