B757-200 flight crew responds to false TCASII RA.

Attributes
ACN	435418
Time
Date	199904
Day	Mon
Local Time Of Day	0601 To 1200
Place
Locale Reference	intersection : proud
State Reference	NY
Altitude	msl single value : 4000
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	tracon : n90.tracon
Operator	common carrier : air carrier
Make Model Name	B757-200
Operating Under FAR Part	Part 121
Navigation In Use	other
Flight Phase	cruise : enroute altitude change
Route In Use	arrival : on vectors
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : multi engine pilot : instrument pilot : commercial pilot : cfi pilot : atp pilot : flight engineer
Experience	flight time last 90 days : 100 flight time total : 9000 flight time type : 2000
ASRS Report	435418
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : instrument pilot : multi engine pilot : commercial
ASRS Report	435242
Events
Anomaly	aircraft equipment problem : less severe
Independent Detector	aircraft equipment : tcas
Resolutory Action	flight crew : returned to assigned airspace
Supplementary
Problem Areas	Flight Crew Human Performance Aircraft
Primary Problem	Aircraft

Narrative:

New york approach, on vectors northeast of proud intersection, 4000 ft MSL, reacted to RA instructing a climb. RA lasted 2-5 seconds and aircraft reached 4200 ft MSL when RA stopped. Returned to assigned altitude, 4000 ft. Controller advised no traffic and no conflict.

Original NASA ASRS Text

Title: B757-200 FLC RESPONDS TO FALSE TCASII RA.

Narrative: NEW YORK APCH, ON VECTORS NE OF PROUD INTXN, 4000 FT MSL, REACTED TO RA INSTRUCTING A CLB. RA LASTED 2-5 SECONDS AND ACFT REACHED 4200 FT MSL WHEN RA STOPPED. RETURNED TO ASSIGNED ALT, 4000 FT. CTLR ADVISED NO TFC AND NO CONFLICT.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.