One of my shaving heads on the Philips Norelco 3800 was broken, so it needed to be replaced. Here is how to replace the shaving head. It saved me from having to replace the entire shaver.
To see the step-by-step process, check out the blog post Replacing the Norelco 3800 shaving heads howto video.
Philips Norelco SH30
These should be replaced every 12 months and they work for the Philips Norelco 3800, 2300 and others.
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