Indoor unit of an air conditioner

An indoor unit of an air conditioner, comprising:

• a cabinet including a suction inlet to communicate an inner portion on the indoor unit with an indoor space;
• a front panel, disposed at a front side of the cabinet, including a discharge outlet to communicate the inner portion with the indoor space;
• and
• a door cover assembly movable along the front panel and comprising a door cover to open and close the discharge outlet;
• wherein the door cover assembly further comprises:
• a door cover housing disposed at a rear side of the door cover and comprising a door cover accommodator to accommodate the door cover;
• a door cover moving module, disposed between the door cover housing and the door cover, to move the door cover forward inserting the door cover into the discharge outlet or to move the door cover rearward to accommodate the door cover in the door cover accommodator;
• and
• a door housing moving module to move the door cover housing downward with the door cover and to move the door cover housing out of the discharge outlet, when the door cover is accommodated in the door cover accommodator.