An A300 flight crew experienced hydraulic system failure in climb; diverted to another airport.

Attributes
ACN	702433
Time
Date	200607
Local Time Of Day	0601 To 1200
Place
Locale Reference	airport : zzz.airport
State Reference	US
Altitude	msl single value : 10000
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	artcc : zzz.artcc tower : zzz.tower
Operator	common carrier : air carrier
Make Model Name	A300
Operating Under FAR Part	Part 121
Navigation In Use	other
Flight Phase	climbout : intermediate altitude
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
ASRS Report	702433
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Events
Anomaly	aircraft equipment problem : critical
Resolutory Action	flight crew : declared emergency flight crew : diverted to another airport
Supplementary
Problem Areas	Aircraft
Primary Problem	Aircraft

Narrative:

Shortly after takeoff from bdl; crew observed ECAM 'yellow system low pressure' warning. Yellow system hydraulic pressure observed to fluctuate between 1500-3000 psi. System quantity fluctuated as well. Crew elected to divert to jfk. Ftw dispatch notified of divert. Emergency declared for anticipated overweight landing. Aircraft landed uneventfully at 313000 pounds. Ftw dispatch contacted at gate arrival.

Original NASA ASRS Text

Title: AN A300 FLT CREW EXPERIENCED HYD SYS FAILURE IN CLB; DIVERTED TO ANOTHER ARPT.

Narrative: SHORTLY AFTER TKOF FROM BDL; CREW OBSERVED ECAM 'YELLOW SYS LOW PRESSURE' WARNING. YELLOW SYS HYD PRESSURE OBSERVED TO FLUCTUATE BTWN 1500-3000 PSI. SYS QUANTITY FLUCTUATED AS WELL. CREW ELECTED TO DIVERT TO JFK. FTW DISPATCH NOTIFIED OF DIVERT. EMER DECLARED FOR ANTICIPATED OVERWT LNDG. ACFT LANDED UNEVENTFULLY AT 313000 LBS. FTW DISPATCH CONTACTED AT GATE ARR.

Data retrieved from NASA's ASRS site as of January 2009 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.