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A line avionics mechanic reports finding an electrical ground wire for the cockpit voice recorder (cvr) shredded and broken on a cannon plug at the parking brake pressure switch in the right wheel well of an A320 aircraft.
| Attributes | |
| ACN | 949338 |
| Time | |
| Date | 201105 |
| Local Time Of Day | 1801-2400 |
| Place | |
| Locale Reference | ZZZ.Airport |
| State Reference | US |
| Environment | |
| Light | Dusk |
| Aircraft 1 | |
| Make Model Name | A320 |
| Operating Under FAR Part | Part 121 |
| Flight Phase | Parked |
| Component | |
| Aircraft Component | Parking Brake |
| Person 1 | |
| Function | Technician |
| Qualification | Maintenance Airframe Maintenance Avionics Maintenance Powerplant |
| Experience | Maintenance Technician 25 |
| Events | |
| Anomaly | Aircraft Equipment Problem Critical Deviation - Procedural Published Material / Policy Ground Event / Encounter Object |
Narrative:
Working deferred item (DF); found wire to parking brake pressure switch broken from cannon plug. Placed ladder near right wheel well; repaired wire; reconnected cannon plug; went up to flight deck to accomplish cockpit voice recorder (cvr) test. Came back down to remove tools and ladder. A320 aircraft was resting on ladder. Removed ladder; found damage to lip of right wheel well after opening that showed cracks in the fairing.
Original NASA ASRS Text
Title: A Line Avionics Mechanic reports finding an electrical ground wire for the Cockpit Voice Recorder (CVR) shredded and broken on a cannon plug at the parking brake pressure switch in the right wheel well of an A320 aircraft.
Narrative: Working Deferred Item (DF); found wire to Parking Brake Pressure Switch broken from cannon plug. Placed ladder near right wheel well; repaired wire; reconnected cannon plug; went up to flight deck to accomplish Cockpit Voice Recorder (CVR) Test. Came back down to remove tools and ladder. A320 aircraft was resting on ladder. Removed ladder; found damage to lip of right wheel well after opening that showed cracks in the fairing.
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.