You may need a deeper cleaning if:
Dust remains heavily caked on the blades.
Airflow has noticeably decreased.
The fan makes unusual noises.
The grille design prevents adequate access to internal components.
Always consult the manufacturer’s instructions before disassembling any appliance.
Common Cleaning Mistakes to Avoid
Using excessive amounts of water.
Spraying directly into the motor.
Cleaning while the fan is plugged in.
Using abrasive brushes that may damage surfaces.
Operating the fan before all cleaned areas are fully dry.