Section 408.31089. Heating, ventilating, and air-conditioning alterations.

Rule 1089.  Section 6.1.1.3.1 of the standard is amended to read as follows:

6.1.1.3.1 New HVAC equipment as a direct replacement of existing HVAC equipment shall comply with the specific  minimum  efficiency requirements applicable to that equipment including, but not limited to, air conditioners and condensing units, heat pumps, water chilling packages, packaged terminal and room air conditioners and heat pumps, furnaces, duct furnaces, unit heaters, boilers, and cooling towers.  Any new control devices as a direct replacement of existing control devices shall  comply with the specific requirements of sections 6.4.3.3.1 to 6.4.3.3.4.

Exceptions:

1.     For equipment that is being modified or repaired but not  replaced provided that such modifications will not result in  an  increase in energy usage.

2.     Where a replacement or alteration   of  equipment  requires  extensive revisions to other systems, equipment, or elements of a building and such replaced or altered equipment is a like-for-like replacement.

3.    For a refrigerant change of existing equipment.

4.    For the relocation of existing equipment.

History: 2003 AACS; 2010 MR 21, Eff. Mar. 9, 2011.