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An embraer 135 on approach at 900 ft had pitch trim failure with EICAS warning. Discovered first officer held autoplt disconnect button too long.
| Attributes | |
| ACN | 613039 |
| Time | |
| Date | 200403 |
| Day | Mon |
| Place | |
| Locale Reference | airport : cyyz.airport |
| State Reference | ON |
| Altitude | agl single value : 900 |
| Aircraft 1 | |
| Controlling Facilities | tower : cyyz.tower |
| Operator | common carrier : air carrier |
| Make Model Name | EMB ERJ 135 ER&LR |
| Operating Under FAR Part | Part 121 |
| Flight Phase | descent : approach |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : instrument |
| ASRS Report | 613034 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Events | |
| Anomaly | aircraft equipment problem : critical other anomaly other |
| Independent Detector | aircraft equipment other aircraft equipment : eicas warning other flight crewa other flight crewb |
| Resolutory Action | flight crew : overcame equipment problem |
| Consequence | other other |
| Supplementary | |
| Problem Areas | Flight Crew Human Performance |
| Primary Problem | Flight Crew Human Performance |
Narrative:
First officer leg disconnected autoplt, held button trim 1/2 fail on EICAS light version 17.5. On approach approximately 900 ft, landed. System worked normal. Called maintenance, ferried to ZZZ. Callback conversation with reporter revealed the following information: the reporter stated the pitch trim system operated normally and it was discovered the first officer held the autoplt disconnect switch too long a period of time.
Original NASA ASRS Text
Title: AN EMBRAER 135 ON APCH AT 900 FT HAD PITCH TRIM FAILURE WITH EICAS WARNING. DISCOVERED FO HELD AUTOPLT DISCONNECT BUTTON TOO LONG.
Narrative: FO LEG DISCONNECTED AUTOPLT, HELD BUTTON TRIM 1/2 FAIL ON EICAS LIGHT VERSION 17.5. ON APCH APPROX 900 FT, LANDED. SYS WORKED NORMAL. CALLED MAINT, FERRIED TO ZZZ. CALLBACK CONVERSATION WITH RPTR REVEALED THE FOLLOWING INFO: THE RPTR STATED THE PITCH TRIM SYS OPERATED NORMALLY AND IT WAS DISCOVERED THE FO HELD THE AUTOPLT DISCONNECT SWITCH TOO LONG A PERIOD OF TIME.
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.