NYC 9/11 Public Portal Document
ALG 04 1999 16:35 FP AMBASSADOR CON. TO 6693640 P. 01-^01
AMBASSADOR CONSTRUCTION CO.. INC.
August 4, 1999
MTl Walter Weems
Silverstein Properties, Inc.
7 World Trade Center
New York, NY 10048
RE; Mayor’s Office of Emergency Management
7 World Trade Center
AmlKJol?.# 957=5175
Dear Mr. Weems:
The generator load test was conducted on Saturday July 31, 1999.
TT]e following items were found to have minor problems and will be corrected as per the
foWowing;
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The differential pressure controller will be re-programmed on August 4, 1999 This will
close the building valves and start emergency condenser water system manually as
designed.
Riissel Electric, the manufacturer of the ATS switches, is aware of the problem with them.
TTjeir engineering personal is working on the minor glitch, and as soon as they have
r^^ched a solution the corrective work will be done. They have said it is Just a matter of
adding some relays. Once this is accomplished, we can then run the lo<3d shedding test.
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Iri Cosentini Associates report (attached) the emergency generator were left in the
automatic position and is ready to deliver emergency power on demand, therefore the
OEM is ready for power emergency.
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If you have any questions regarding this matter please contact us.
very truly yours,
^I^TRUCTION CO., INC.
Martin Schneider ”
Vice President
MS;am
OCX Glenn Pymento / DCAS
CSOFfierMRMMWBMtMMirncmOlUS ««
317 Madison avenue ■ new york, ny iooi7 • 212 8221020. fax, 212 949 9762
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NYC-WTC_000172542
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