<< >> NASA ASRS Report 688786, February 2006

B757-200 experiences loss of center hydraulic system fluid. Diverts to nearest suitable airport and lands without incident.

Attributes
ACN	688786
Time
Date	200602
Local Time Of Day	1201 To 1800
Place
Locale Reference	atc facility : zny.artcc
State Reference	US
Altitude	msl single value : 34000
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	artcc : zzz.artcc
Operator	common carrier : air carrier
Make Model Name	B757-200
Operating Under FAR Part	Part 121
Flight Phase	cruise : level
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
ASRS Report	688786
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Events
Anomaly	aircraft equipment problem : critical
Independent Detector	aircraft equipment other aircraft equipment : hyd qty eicas warning other flight crewa
Resolutory Action	flight crew : diverted to another airport flight crew : overcame equipment problem flight crew : declared emergency
Supplementary
Problem Areas	Aircraft
Primary Problem	Aircraft

Narrative:

Approximately 60 mi south of zzzzz intersection; center hydraulic quantity light and EICAS message. Center quantity 48% and dropping. Followed QRH procedure and shut down both center hydraulic pumps. Contacted dispatch via phone patch; dispatch advised best divert airport as ZZZ approximately 440 NM west. Declared an emergency and received ATC clearance from new york oceanic left turn direct ZZZ at FL340. Flight continued to ZZZ and landed without incident.

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Original NASA ASRS Text

Title: B757-200 EXPERIENCES LOSS OF CTR HYD SYS FLUID. DIVERTS TO NEAREST SUITABLE ARPT AND LANDS WITHOUT INCIDENT.

Narrative: APPROX 60 MI S OF ZZZZZ INTXN; CTR HYD QUANTITY LIGHT AND EICAS MESSAGE. CTR QUANTITY 48% AND DROPPING. FOLLOWED QRH PROC AND SHUT DOWN BOTH CTR HYD PUMPS. CONTACTED DISPATCH VIA PHONE PATCH; DISPATCH ADVISED BEST DIVERT ARPT AS ZZZ APPROX 440 NM W. DECLARED AN EMER AND RECEIVED ATC CLRNC FROM NEW YORK OCEANIC L TURN DIRECT ZZZ AT FL340. FLT CONTINUED TO ZZZ AND LANDED WITHOUT INCIDENT.

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.