B777-200 crew noted contaminated air in the cabin 9 hours out on an international flight.

Attributes
ACN	561155
Time
Date	200209
Day	Mon
Local Time Of Day	0001 To 0600
Place
Locale Reference	atc facility : zny.artcc
State Reference	NY
Environment
Flight Conditions	VMC
Light	Night
Aircraft 1
Controlling Facilities	artcc : zny.artcc
Operator	common carrier : air carrier
Make Model Name	B777 Undifferentiated or Other Model
Operating Under FAR Part	Part 121
Flight Phase	cruise : level
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight attendant : on duty oversight : flight attendant in charge
Qualification	flight attendant : currently qualified flight attendant aircraft qualified on : 5
Experience	flight attendant time airline total : 15 flight attendant time total : 15 flight attendant time type : 10
ASRS Report	561155
Person 2
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Events
Anomaly	aircraft equipment problem : less severe other anomaly other anomaly other
Independent Detector	other flight crewa other other : 1
Resolutory Action	none taken : anomaly accepted
Consequence	other
Supplementary
Problem Areas	Aircraft
Primary Problem	Aircraft

Narrative:

Air quality became hazy during breakfast service. Eyes of crew became watery, coughing and sneezing occurred. Electrical smell was noted. Captain said air conditioning packs were dirty, and sometimes backwash into air. Noted about 60-90 mins before landing, when landed, door open, air cleared.

Original NASA ASRS Text

Title: B777-200 CREW NOTED CONTAMINATED AIR IN THE CABIN 9 HRS OUT ON AN INTL FLT.

Narrative: AIR QUALITY BECAME HAZY DURING BREAKFAST SVC. EYES OF CREW BECAME WATERY, COUGHING AND SNEEZING OCCURRED. ELECTRICAL SMELL WAS NOTED. CAPT SAID AIR CONDITIONING PACKS WERE DIRTY, AND SOMETIMES BACKWASH INTO AIR. NOTED ABOUT 60-90 MINS BEFORE LNDG, WHEN LANDED, DOOR OPEN, AIR CLRED.

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.