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Prefilter bank on ASC #3 completed with new fi lters
installed, 2"'' photo is of ceiling in the north fresh
air intake after cleaning and decontamination_
w5'{l l u
i i
Photographs show completed work as of 9/22, Plenum, Dampers, Filters and Coil
Banks.
Fans i & 4 were left without filters and currently left offiine till we receive the new
ones.
14VAC operation restored using the four filtered fans onlyand at 1004 inside air. 9/23 AVAA
scheduled to return and complete south plenum for fans 5 & 6. Final tour and punchlist items to be
addressed On Sunday 9/23/01
NYC-WTC 000097430
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000097430Source: NYC Law Department, mirrored locally
Memo distributing draft indoor air programs with revisions assigning data collection responsibility to OEM and removing HVAC section pending further development.