The system shall meet the exhaust air energy recovery requirements of Section 6.5.6.1.Heating (if any) shall be provided by a unitary packaged or split - system heat pump that meets the applicable efficiency requirements shown in Table 6.8.1-2 (heat pumps) or Table 6.8.1-4 (packaged terminal and room air conditioners and heat pumps), a fuel-fired furnace that meets the applicable efficiency requirements shown in Table 6.8.1-5 (furnaces, duct furnaces, and unit heaters), an electric resistance heater, or a baseboard system connected to a boiler that meets the applicable efficiency requirements shown in Table 6.8.1-6 ( boilers).The system shall have an air economizer meeting the requirements of Sections 6.5.1 and 6.4.3.12.Cooling (if any) shall be provided by a unitary packaged or split - system air conditioner that is either air cooled or evaporatively cooled, with efficiency meeting the requirements shown in Table 6.8.1-1 (air conditioners), Table 6.8.1-2 (heat pumps), or Table 6.8.1-4 (packaged terminal and room air conditioners and heat pumps) for the applicable equipment category.The equipment must meet the variable flow requirements of Section 6.5.3.2.1.The HVAC system must meet all of the following criteria: 6.5.4.3, "Chiller and Boiler Isolation".6.5.3.6, "Fractional Horsepower Fan Motors".6.5.3.2.1, "Supply Fan Airflow Control".6.5.1.4, "Economizer Heating System Impact".6.5.1.3, "Integrated Economizer Control".6.5.1.1, " Air Economizers" for units located outdoors.6.4.5, " Walk-In Coolers and Walk-In Freezers".6.4.3.8, " Ventilation Controls for High-Occupancy Areas" only for single-zone equipment.6.4.3.7, "Freeze Protection and Snow/Ice Melting Systems".
6.4.3.4, " Ventilation System Controls".6.4.3.3, "Off-Hour Controls" except for Section 6.4.3.3.4, "Zone Isolation".6.4.3.2, " Set-Point Overlap Restrictions".6.4.1, " Equipment Efficiencies, Verification, and Labeling Requirements".6.3, "Simplified Approach Option for HVAC Systems".New HVACR equipment as a direct replacement of existing HVACR equipment shall comply with the following sections as applicable for the equipment being replaced:
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