A vacuum cleaner with noisy bearings being used in a confined space.
A built up sound comprised of whining, chirping and other sounds that slowly dies off. A built up sound comprised of whirring, chirping and other sounds that slowly dies off. A noisy vacuum cleaner is used in a confined space. A vacuum cleaner with noisy bearings being used in a confined space. Cranking noises turn to a low screeching that rises in volume until it is extremely loud.