Indoor unit for an air-conditioning apparatus

An indoor unit for an air conditioner, comprising:

• a main body having an inner space partitioned by a partition wall into an upper space and a lower space, said partition wall extending from an upper region to a lower region of said main body and having a generally S-shaped cross section;
• a compressor chamber formed in said upper space within the main body and having an opening at a back portion of the main body;
• a fan chamber formed in said lower space within the main body and having an opening at a front portion of the main body;
• a compressor arranged within said compressor chamber such that the axis of said compressor extends in a generally horizontal direction;
• fan structure arranged within said fan chamber and including a fan motor and an elongated cross-flow fan connected to a shaft of said fan motor such that the axis of said cross-flow fan extends in a generally horizontal direction and generally parallel to the axis of the compressor;
• and
• a heat exchanger interposed between the fan and the front opening of said fan chamber.