Dp04 was out of warranty so i sold it to a friend cheap.
Dyson fan noise fix.
Unscrew the single t8 torx screw.
Pitch happened in just 4 5 months of purchase.
Dyson fans are notorious for getting clogged with dust at the bottom section and the turbine blades.
Get expert help troubleshooting from dyson to get the most out of your machine.
Remove the coanda effect ring by turning it counter clockwise holding the base securely and.
If the noise still occurs this suggests it is an issue with the motor.
Dyson am07 bladeless fan disassembly for cleaning and maintenance step 1.
Tp06 was replaced by dyson immediately.
Can confirm dp04 and tp06 both had high pitch noise.
This may be causing the motor to work extra hard resulting in the noise i have posted an article on how to do this at the following link.
Hoping it never comes back now.
It s way more common than it should be.
For the oscillating squeak like noise.
Refit the loop amplifier turning clockwise ensuring that there are no gaps.
Has this resolved the problem.
Try to clean the blower section of the fan.