Documentary about vibrations starting at approximately 120 km/h (Solution)

Vibrations starting at speeds of 120 km/h and above, along with rattling noises.
At approximately 2,400/min or 4,200/min.


Imbalance in the fan wheel due to preservative wax or damage. Vibrations from the fan wheel and motor combine, causing vibrations in the chassis and body.

Loose internal components in the pre-silencer.

Solution:

Remove conservation wax with a wax remover or replace the affected part.

Replace the pre-silencer.