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An A320 arrived to maintenance with the left and right wing flight spoiler servo controls (actuators) at the #5 positions; improperly deactivated per MEL 27-65-00. Only the cannon plugs were disconnected; allowing unwanted movement of spoilers in-flight. Up-line maintenance failed to rotate servo valve to 'locked' position.
| Attributes | |
| ACN | 915333 |
| Time | |
| Date | 201010 |
| Local Time Of Day | 0001-0600 |
| Place | |
| Locale Reference | ZZZ.Airport |
| State Reference | US |
| Environment | |
| Light | Night |
| Aircraft 1 | |
| Make Model Name | A320 |
| Operating Under FAR Part | Part 121 |
| Flight Phase | Parked |
| Component | |
| Aircraft Component | Speedbrake/Spoiler |
| Person 1 | |
| Function | Technician |
| Qualification | Maintenance Airframe Maintenance Powerplant |
| Events | |
| Anomaly | Aircraft Equipment Problem Critical Deviation - Procedural MEL Deviation - Procedural Published Material / Policy |
Narrative:
Spoilers were deactivated improperly per MEL 27-65-00. Both #5 spoiler servo controls [left/right wing] only had cannon plugs disconnected. ZZZ failed to rotate servo valve to the locked position. Hex head against 'O' causing unwanted movement of the spoilers during operation of the aircraft. Aircraft is now in the normal configuration and no longer deferred.
Original NASA ASRS Text
Title: An A320 arrived to maintenance with the left and right wing flight spoiler servo controls (Actuators) at the #5 positions; improperly deactivated per MEL 27-65-00. Only the cannon plugs were disconnected; allowing unwanted movement of spoilers in-flight. Up-line maintenance failed to rotate servo valve to 'locked' position.
Narrative: Spoilers were deactivated improperly per MEL 27-65-00. Both #5 spoiler servo controls [Left/Right wing] only had cannon plugs disconnected. ZZZ failed to rotate servo valve to the locked position. Hex head against 'O' causing unwanted movement of the spoilers during operation of the aircraft. Aircraft is now in the normal configuration and no longer deferred.
Data retrieved from NASA's ASRS site as of April 2012 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.