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A fokker 100 immediately after takeoff returned to the field due to unable to pressurize the cabin caused by an open lower compartment access door.
| Attributes | |
| ACN | 455685 |
| Time | |
| Date | 199911 |
| Day | Mon |
| Local Time Of Day | 0601 To 1200 |
| Place | |
| Locale Reference | airport : zzz.airport |
| State Reference | US |
| Altitude | agl single value : 0 |
| Environment | |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | tower : mem.tower |
| Operator | common carrier : air carrier |
| Make Model Name | Fokker 100 |
| Operating Under FAR Part | Part 121 |
| Flight Phase | ground : parked ground : maintenance |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | maintenance : technician |
| Qualification | technician : airframe technician : powerplant |
| ASRS Report | 455685 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | maintenance : technician |
| Qualification | technician : powerplant technician : airframe |
| ASRS Report | 455686 |
| Events | |
| Anomaly | aircraft equipment problem : critical maintenance problem : improper maintenance non adherence : published procedure |
| Independent Detector | aircraft equipment other aircraft equipment : cabin altitude indicator |
| Resolutory Action | flight crew : declared emergency none taken : detected after the fact |
| Consequence | other |
| Factors | |
| Maintenance | contributing factor : schedule pressure performance deficiency : non compliance with legal requirements performance deficiency : inspection |
| Supplementary | |
| Problem Areas | Maintenance Human Performance Aircraft |
| Primary Problem | Maintenance Human Performance |
Narrative:
Replaced schrader valve (charging valve) for stick pusher high pressure bottle, in accordance with maintenance manual 27-35-14-4. Was performing leak check of both high pressure and low pressure bottles in forward access compartment. Might not have secured door properly. Aircraft incurred a pressurization fault upon departure and returned to ZZZ.
Original NASA ASRS Text
Title: A FOKKER 100 IMMEDIATELY AFTER TKOF RETURNED TO THE FIELD DUE TO UNABLE TO PRESSURIZE THE CABIN CAUSED BY AN OPEN LOWER COMPARTMENT ACCESS DOOR.
Narrative: REPLACED SCHRADER VALVE (CHARGING VALVE) FOR STICK PUSHER HIGH PRESSURE BOTTLE, IN ACCORDANCE WITH MAINT MANUAL 27-35-14-4. WAS PERFORMING LEAK CHK OF BOTH HIGH PRESSURE AND LOW PRESSURE BOTTLES IN FORWARD ACCESS COMPARTMENT. MIGHT NOT HAVE SECURED DOOR PROPERLY. ACFT INCURRED A PRESSURIZATION FAULT UPON DEP AND RETURNED TO ZZZ.
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.