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A B737-700 after pushback the 'a' hydraulic system failed. Found reservoir quick disconnect not fully engaged after 'a' system maintenance.
| Attributes | |
| ACN | 672794 |
| Time | |
| Date | 200509 |
| 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 | |
| Operator | common carrier : air carrier |
| Make Model Name | B737-700 |
| Operating Under FAR Part | Part 121 |
| Flight Phase | ground : pushback |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | maintenance : technician |
| Qualification | technician : powerplant technician : airframe |
| ASRS Report | 672794 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Events | |
| Anomaly | aircraft equipment problem : critical maintenance problem : improper documentation maintenance problem : improper maintenance non adherence : published procedure non adherence : far |
| Independent Detector | other flight crewa other flight crewb |
| Resolutory Action | none taken : detected after the fact |
| Consequence | other |
| Factors | |
| Maintenance | performance deficiency : inspection performance deficiency : non compliance with legal requirements performance deficiency : installation |
| Supplementary | |
| Problem Areas | Maintenance Human Performance Aircraft |
| Primary Problem | Maintenance Human Performance |
Narrative:
Failed to connect 'a' system hydraulic reservoir quick disconnect to full engagement after 'a' system maintenance. 'A' system was leak checked after maintenance but failed after pushback. Disconnect was secured and flight was dispatched.
Original NASA ASRS Text
Title: A B737-700 AFTER PUSHBACK THE 'A' HYD SYS FAILED. FOUND RESERVOIR QUICK DISCONNECT NOT FULLY ENGAGED AFTER 'A' SYS MAINT.
Narrative: FAILED TO CONNECT 'A' SYS HYD RESERVOIR QUICK DISCONNECT TO FULL ENGAGEMENT AFTER 'A' SYS MAINT. 'A' SYS WAS LEAK CHKED AFTER MAINT BUT FAILED AFTER PUSHBACK. DISCONNECT WAS SECURED AND FLT WAS DISPATCHED.
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.