| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To enable a user to recognize stepwise the urgency of cleaning in a dust storage part in an indoor unit for an air conditioner, having the dust storage part for storing dust removed from an air filter. <P>SOLUTION: The indoor unit 1 is provided with output control parts 35, 71 allowing cleaning sign output parts 33, 48 to output cleaning signs, when determining that the amounts of dust in the dust storage parts 60, 90 have reached a first predetermined level, and when determining that the amounts of dust in the dust storage parts 60, 90 have reached a second level which is higher in the amount of dust than the first level. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
