If your Dyson vacuum is emitting an unusual smell, see the [https://www.ifixit.com/Wiki/Dyson_Ball_Animal_Emits_Unusual_Smell_or_Noise|Dyson Ball Animal Emits Unusual Smell or Noise problem page] for possible causes and solutions.
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No guarantees, but mine was producing a loud screeching noise also.
I removed the brush bar and cleaned the ends where it contacted/mounts in the head.
I then used petroleum jelly (very, very lightly so as not to create a gunky mess) around these contact points where there is a lot of friction.
No guarantees, but mine was producing a loud screeching noise also.
I removed the brush bar and cleaned the ends where it contacted/mounts in the head.
I then used petroleum jelly (very, very lightly so as not to create a gunky mess) around these contact points where there is a lot of friction.