Air carrier medium large transport air turn back when unable to pressurize after takeoff.

Attributes
ACN	108671
Time
Date	198904
Day	Mon
Local Time Of Day	0601 To 1200
Place
Locale Reference	airport : grr
State Reference	MI
Altitude	agl bound lower : 0 agl bound upper : 0
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	tracon : grr
Operator	common carrier : air carrier
Make Model Name	Medium Large Transport, Low Wing, 2 Turbojet Eng
Flight Phase	climbout : initial climbout : takeoff ground : preflight
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : atp
Experience	flight time last 90 days : 150 flight time total : 4000
ASRS Report	108671
Person 2
Affiliation	government : faa
Function	controller : local
Qualification	controller : non radar
Events
Anomaly	aircraft equipment problem : less severe
Independent Detector	other flight crewa
Resolutory Action	flight crew : declared emergency none taken : unable other
Consequence	Other
Supplementary
Primary Problem	Flight Crew Human Performance

Narrative:

After takeoff, pressurization could not be maintained and air noise indicated an air leak possibly in the east/east compartment. Fuel was burned down to landing weight and a visual landing was executed. No further problems.

Original NASA ASRS Text

Title: ACR MLG AIR TURN BACK WHEN UNABLE TO PRESSURIZE AFTER TKOF.

Narrative: AFTER TKOF, PRESSURIZATION COULD NOT BE MAINTAINED AND AIR NOISE INDICATED AN AIR LEAK POSSIBLY IN THE E/E COMPARTMENT. FUEL WAS BURNED DOWN TO LNDG WEIGHT AND A VISUAL LNDG WAS EXECUTED. NO FURTHER PROBLEMS.

Data retrieved from NASA's ASRS site as of August 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.