Indoor unit and air conditioner

摘要

An an indoor unit and air conditioner which are capable of reducing the work load required for carrying out maintenance on an air filter are provided. The indoor unit includes a chassis installed on a ceiling, an air inlet section configured to allow indoor air to flow into the chassis, an air filter configured to collect dust in the air flowing from the air inlet section, a dust-removing unit configured to remove dust attached to the air filter, a collecting unit configured to collect the dust removed by the dust-removing unit, and a raising unit configured to raise and lower the collecting unit to and from the chassis.