Vacuum makes a high-pitched whistling noise during use.

Safety first: Turn OFF and remove the battery before inspection.

• Check bin and cyclone fit: Remove and reinstall the dust bin and cyclone, ensuring they click firmly into place.
• Inspect seals: Examine rubber gaskets around the bin, filter, and cyclone for tears or deformation.
• Check wand and nozzle: Look for cracks or gaps in the wand tube and nozzle body.
• Replace damaged parts: Replace any cracked plastic parts or worn seals with genuine Electrolux components to restore proper sealing.