Also for brush belts installed properly i posted a couple links below that may help you trouble shoot the noise and then replace repair the faulty part.
Dyson vacuum making loud noise on carpet.
Emess117 eileen there could be a few reasons for your vacuum making more noise then usual recheck the canister filters for proper installation and the brush head assy.
If the noise is normal again then it is your brushbar or possibly clutch if applicable.
I partially sucked up a loose area rug the other day and now when i use the vacuum on the carpet the vacuum makes a very loud screeching sound.
Lifts carpet pile without sticking and captures hairs with velour strips.
Replacement hepa post filter for your dyson vacuum cleaner.
I know there is a series of steps that can be taken to reset the unit.
I have a dyson dc 17 vacuum.
While the cause of a high pitch squealing noise has a very likely contender there are other reasons why your dyson vacuum cleaner might suddenly sound different.
My dyson dc14 makes a loud clicking noise when it is in the vacuum position.
Blockage according to the dyson dco1 vacuum cleaner operating manual a change of pitch in the normal sound of the cleaner can mean a blockage.
I have replaced the clutch and put a new roller on the vacuum and still have the same issue.
The clutch is engaged and possibly damaged.
If still under warranty contact dyson last link below for parts repair.
The roller brush did not spin and it made the loud ratchet sound when you put the switch to carpet mode.
If your dyson vacuum cleaner is making a loud vibrating or revving noise.
Loud noise when machine is switched off.
If you catch the problem early enough you might not need any parts.
When it is in the upright position it does not make this noise.
Trouble shoot a hoover wind tunnel vacuum that s making a rattling noise from roller replaced roller problem solved.
A dyson vacuum cleaner making a loud noise a high pitched squealing noise and the vacuum brush not spinning are all symptoms of the same 1 2 problems.
I can use the hose to suc read more.
I did find other hoover vids that we.