3uu AIDarlV street
Main Roof Mechanical Exhaust Fan #2 For Each:
Main Roof Mechanical Exhaust Fan #3 Louvers, grates, and/or screens
Main Roof Mechanical Exhaust Fan #4 Outside air duct
Main Roof Mechanical Exhaust Fan #5 Outside air damper
Main Roof Mechanical Exhaust Fan #6 Blower assembly
Main Roof Mechanical Exhaust Fan #7 100 linear feet exhaust air ducts
Main Roof Mechanical Exhaust Fan #8 9 exhaust air grilles
Main Roof Mechanical Exhaust Fan #9
Main Roof Mechanical Exhaust Fan #10
Main Roof Mechanical Exhaust Fan #11
Main Roof Mechanical Exhaust Fan #12
Main Roof Mechanical Exhaust Fan #13
Main Roof Mechanical Exhaust Fan #14
Main Roof Mechanical Exhaust Fan #15
Main Roof Mechanical Exhaust Fan #16
Main Roof Mechanical Exhaust Fan #17
Main Roof Mechanical Exhaust Fan #18
Main Floor Pump Room McQuay HV Unit Serves 211d to 9th Floor West Hallways
louvers, grates, and/or screens
outside air duct
outside air damper
outside air mixing chamber
filter rack
filter media
blower assembly
blower housing
heating coils
condensate drain pan
supply air plenum damper(s)
vibration collars
100 linear feet supply air ducts
I return air plenum
2 return air grilles
Pump Room Skill Aire AC Unit Serves Lobby
louvers, grates, and/or screens
outside air duct
outside air damper
filter rack
filter media
blower assembly
blower housing
cooling coils
condensate drain pan
supply air plenum damper(s)
vibration collars
50 linear feet supply air ducts
2 in-line fire dampers
1 turning vane
3 supply air diffusers
20 linear feet return air ducts
1 return air plenum
2 in-line fire dampers
1 turning vane
I return air grille
NYC-WTC 000116323
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000116323Source: NYC Law Department, mirrored locally
An HVAC inspection report from Cole Consulting Corporation dated February 13, 2003, recommending cleaning of units at 275 Greenwich Street due to WTC dust.