Maintenance Guides / HVAC & Air Quality

Clean window AC unit

Difficulty: easyTime: 30 mins

Why it matters

Dirty filters and coils breed mold and reduce cooling efficiency 25-40%.

Stop forgetting to do this.

Hearth generates a personalized maintenance schedule so you never miss another clean window ac unit.

Get the App

How to do it

  • 1

    Unplug the window AC unit from the outlet.

  • 2

    Remove front cover and filter.

  • 3

    Vacuum filter gently to remove dust.

  • 4

    Wipe evaporator coils with a soft brush.

  • 5

    Rinse washable filter and air-dry.

  • 6

    Reassemble and plug in to test.