HVAC Inspection Report 176 Broadway, Nov 2002

NYC 9/11 Public Portal Document =SCOYEUk WORK Dust/Dirt/Debris I Suspect NVTC-Related Dust Estimate % of total dust • System loading Light Heavy 1 ! Component (<I/16 inch (Z 1/16 inch Present? System Components . Substrate Material None depth) depth (Y/N) Outside air intake louvers, grates and/or screens Outside air duct` X. Outside air damper(,) Return air grilles' • Retul•n a,irp enum'. Return air plenttni damper . Return air•ducts Turning vanes. •

Mixing chambers '...- - Filter rack(,) . '- •

Filter banks/rnedia Pre-heat coils • Cooling coils ' ' Re-heat coils Humidification -and/or air'cleaning . . equipment Fire dampers • . In-line re-heat coils . Acoustical blolver housing'lining Duct connectors` Blower assembly including blower • wheel, blower housing, air vanes, in- _.. line noise attenoators, acoustical ' • treatment$ (e.g..baffles, duct linings) . • Condensate drain pan Condensate'accumulator . .. Supply air plenum • . ' . Supply air'plenutn damper(,) Supply air ducts -High pressure -main trunk -Low pressure— branches Supply plenum br supply duct •S •

. linings ' ' p,J Supply.air duct damper(,) Supply air diffusers • Terminal-boxes. •, Open or ducted passive ventilation shaft(s) • . Other Information: Unit cycled prior to inspection : •

Color ofDust/Dirt/Debris Filter loading (general impression) - ❑ Water damage ❑ Filter bypass (describe) •

Visible suspect mold growth ❑ Abraded'delaritinated acoustical lining ' Evidence of animal incursion (carcasses, feathers, fecal matter) '

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