Condensate from all cooling coils or evaporators shall be conveyed by gravity, vacuum or pumped from the drain pan outlet to an approved place of disposal as follows:
1. Units larger than 6 tons (21.1 kW) nominal capacity shall discharge to a sanitary sewer drain, storm sewer drain or a French drain constructed in accordance with Section 18-28-307.2.1.1. If condensate is discharged to a sanitary sewer, such drains shall be indirectly connected in accordance with the Chicago Plumbing Code.
2. Units 6 tons (21.1 kW) and smaller nominal capacity shall discharge in accordance with Item 1, or shall discharge to a gutter, roof drain or other approved location.
3. Condensate drains from rooftop units shall discharge in accordance with Item 1 or 2, or shall discharge onto rooftops constructed to prevent the condensate from discharging into a street, alley or other areas so as to cause a nuisance.
4. Condensate may be pumped or conveyed by vacuum as long as no other systems are connected to the condensate removal system.
(Amend Coun. J. 9-14-21, p. 35949, Art. III, § 5)