Turn off and unplug (or switch off breaker) before cleaning
Let heaters cool completely
Vacuum loose dust from vents, grilles, and surrounding baseboard area using a brush attachment
Use a soft cloth or microfiber towel to wipe accessible surfaces
If buildup is stubborn, use a lightly damp cloth; avoid dripping liquid into heater components
For metal fins/grilles, use a soft brush (or vacuum brush) to remove dust between fins
Check and clean the air intake and discharge openings if accessible
Remove and clean the cover/grille if your model allows it (follow manufacturer instructions)
For washable covers/grilles, wash with mild soap and water, rinse, dry fully, then reinstall
Inspect wiring and connections for damage; do not touch wiring unless instructed by the manufacturer
Ensure the area around the heater is dry and clear of debris
Wipe the floor/baseboard edges to remove dust residue
Turn the heater back on only after everything is fully dry and reassembled correctly
Repeat as needed (typically every season or when dust accumulates)