The installation of air-conditioning equipment shall comply with the following requirements:
1. Listed air conditioning equipment installed in rooms that are large in comparison with the size of the equipment shall be installed with clearances per the terms of their listing and the manufacturer's instructions.
2. Air-conditioning equipment installed in rooms that are not large (such as alcoves and closets ) in comparison with the size of the equipment shall be listed for such installations and installed in accordance with the manufacturer's instructions.