Nilfisk Brush Height Mechanism Seized

Brush height adjustment knob or lever is stuck or very hard to move

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Possible Causes

Corrosion on adjustment shaft, Debris in height mechanism, Bent linkage, Lack of lubrication

Safety first: Unplug the machine and support the brush deck before working underneath.

Clean mechanism: Remove covers to access the height adjustment linkage. Clear out dirt and fibers.
Lubricate moving parts: Apply a light machine grease to pivot points and the adjustment shaft.
Replace bent parts: If the shaft or linkage is bent, install the correct Nilfisk brush height adjustment kit.

Medium 3/5

Brush Height Adjustment Kit

Check Price on Amazon

We may earn a commission from links on this page.