making humming noise and not working
oral triumph professional 9000 electric toothbrush fully charged making humming sound and not working
좋은 질문 입니까?
oral triumph professional 9000 electric toothbrush fully charged making humming sound and not working
좋은 질문 입니까?
@myyetti , Isaac , First try another new original Oral B brush head to ensure it is not a faulty head. You may have to dismantle the tooth brush and clean around the small drive gear. Link #2, 3rd picture in step 4 of guide shows the small drive gear that may need cleaned, put back in position or replaced if worn. link #1 is a video showing disassembly of your Oral B. Good luck.
I hope this helped you out, if so let me know by pressing the helpful button.
https://www.youtube.com/watch?v=PBYXM11d...
Braun Oral-B Professional Care 9900 Triumph Ni-MH battery Replacement
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