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An EMB135 at FL350 declared an emergency and diverted due to gust lock light illuminated. Followed flight manual procedures.
| Attributes | |
| ACN | 631897 |
| Time | |
| Date | 200409 |
| Day | Fri |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| Locale Reference | airport : zzz.airport |
| State Reference | US |
| Aircraft 1 | |
| Operator | common carrier : air carrier |
| Make Model Name | EMB ERJ 135 ER&LR |
| Operating Under FAR Part | Part 121 |
| Flight Phase | cruise : level |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| ASRS Report | 631897 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| ASRS Report | 631898 |
| Events | |
| Anomaly | aircraft equipment problem : critical |
| Independent Detector | aircraft equipment other aircraft equipment : gust lock light illuminated other flight crewa other flight crewb |
| Resolutory Action | flight crew : diverted to another airport flight crew : declared emergency |
| Consequence | other other |
| Supplementary | |
| Problem Areas | Aircraft Chart Or Publication |
| Primary Problem | Aircraft |
Narrative:
In-flight at cruise altitude FL350 gust lock light came on. No other indications. Applied procedures. Called dispatch and maintenance. Concurred on landing in ZZZ. Emergency was declared and diverted to ZZZ. Landed at ZZZ with no incidence. Callback conversation with reporter revealed the following information: the reporter stated the gust lock light illuminated indicating the circuit was energized. The reporter said an emergency was declared immediately. The reporter stated when asked if anything abnormal was noted about the aircraft when the gust lock light illuminated, he said 'none.' the reporter said the fix is unknown as maintenance has not reported the fix to the crew. The reporter, when asked if there was any problem with systems associated with the ground shift circuit, answered 'none.' callback conversation with reporter acn 631898 revealed the following information: the reporter stated there was no indication the gust lock had any interference with the elevators. The reporter said only the gust lock light was illuminated. The reporter stated the aircraft operating manual procedures for gust lock light requires emergency and diversion.
Original NASA ASRS Text
Title: AN EMB135 AT FL350 DECLARED AN EMER AND DIVERTED DUE TO GUST LOCK LIGHT ILLUMINATED. FOLLOWED FLT MANUAL PROCS.
Narrative: INFLT AT CRUISE ALT FL350 GUST LOCK LIGHT CAME ON. NO OTHER INDICATIONS. APPLIED PROCS. CALLED DISPATCH AND MAINT. CONCURRED ON LNDG IN ZZZ. EMER WAS DECLARED AND DIVERTED TO ZZZ. LANDED AT ZZZ WITH NO INCIDENCE. CALLBACK CONVERSATION WITH RPTR REVEALED THE FOLLOWING INFO: THE RPTR STATED THE GUST LOCK LIGHT ILLUMINATED INDICATING THE CIRCUIT WAS ENERGIZED. THE RPTR SAID AN EMER WAS DECLARED IMMEDIATELY. THE RPTR STATED WHEN ASKED IF ANYTHING ABNORMAL WAS NOTED ABOUT THE ACFT WHEN THE GUST LOCK LIGHT ILLUMINATED, HE SAID 'NONE.' THE RPTR SAID THE FIX IS UNKNOWN AS MAINT HAS NOT RPTED THE FIX TO THE CREW. THE RPTR, WHEN ASKED IF THERE WAS ANY PROB WITH SYSTEMS ASSOCIATED WITH THE GND SHIFT CIRCUIT, ANSWERED 'NONE.' CALLBACK CONVERSATION WITH RPTR ACN 631898 REVEALED THE FOLLOWING INFO: THE RPTR STATED THERE WAS NO INDICATION THE GUST LOCK HAD ANY INTERFERENCE WITH THE ELEVATORS. THE RPTR SAID ONLY THE GUST LOCK LIGHT WAS ILLUMINATED. THE RPTR STATED THE ACFT OPERATING MANUAL PROCS FOR GUST LOCK LIGHT REQUIRES EMER AND DIVERSION.
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.