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Air balancing report for Mayor's Office supply systems, February 1999

Machine-extracted title · confidence 95%

Technical report by Precision Testing & Balancing documenting the testing and balancing of existing supply air systems at the Mayor's Office of Emergency Management dated February…

NYC-WTC_000174072–000174084

Folder label: “Report on Testing & Balancing The Supply Air Systems At Mayor's Office of Emergency Management

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NYC 9/11 Public Portal Document

PRECISION TESTING & BALANCING INC. 1785 NEREID AVENUE BRONX, NEW YORK 10466 (718) 994-2300 FAX (718) 994-2341

INSTRUMENTATION

1. ANOR BAOMETER AV-18 - (DIRECT READING CFM MEASURING DEVICE) USE: CFM RE.AINGS ON SUPPLY AND RETURN OUTLETS “NOTE: WHEN BAOMETER IS USED "K" FACTOR IS DRI (1.0)

2. BACH.AR.^.CH 16-7001 FLO-RITE (INSTANTANEOUS^

3. ROTATING WANE .ANEMOMETER (INTEGRATED) USE: VELOCITY READING AT RAW OPENINGS

4. DWYER MAGNEHELIC GAUGE USE: SUCTON .AND DISCHARGE STATC PRESSURE READINGS

5. INCLINED MANOMETER ANT) PITOT TUBE USE: IN DUCT TOTAL AR READINGS

6. #2302 - JAQUET SPEED INDICATOR USE: MEASURE FAN SPEED

I. .AMPROBE RS-3 USE: VOLTAGE .AND AMPER.AGE REA INGS ON F.AN MOTORS

8. .ANOR VELOMETER 6000P USE: VELOCITY’ RE.ADINGS AT CEILING DIFFUSERS (CD) VELOCITY’ RE.ADINGS AT LINEAR DIFFUSERS (LD)

9. SHORTRIDGE USE: VELOCITY’ RE.AINGS AT CEILING DIFFUSERS (CD) VELOCITY RE.A) INGS AT LINEAR DIFFUSERS (LD) VELOCITY’ READINGS AT COILS

NYC-WTC_000174074

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NYC-WTC_000174074Source: NYC Law Department, mirrored locally

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