E135 CREW ABORTED TKOF AFTER A PITCH CTL PROB BECAME EVIDENT ON TKOF ROLL.

2003-07 · NASA ASRS report 586973

Date: 2003-07 · Aircraft: EMB ERJ 135 ER/LR · Phase: takeoff

Anomalies: aircraft-equipment-problem-critical|inflight-event-encounter-weather-turbulence|inflight-event-encounter-loss-of-aircraft-control|inflight-event-encounter-other-unknown|other-elevators-not-locked-with-gust-lock

Synopsis

E135 CREW ABORTED TKOF AFTER A PITCH CTL PROB BECAME EVIDENT ON TKOF ROLL.

Narrative

AT PLUS OR MINUS 60 KNOTS ABORTED TKOF. YOKE WAS PUSHED BACKWARDS. DECIDED TO ABORT; CONTACTED MAINT; TAXIED BACK TO THE GATE. SUPPLEMENTAL INFO FROM ACN 586970: INITIATED LOW SPEED ABORT DUE TO PROBS WITH PITCH CTL.CALLBACK CONVERSATION WITH RPTR REVEALED THE FOLLOWING INFO: THE CREW WAS FLYING AN EMB135 ACFT. THE RPTR STATES THEY PARKED THE ACFT IN CLE AND WERE TO FLY THE SAME ACFT THE NEXT MORNING. AFTER THE CREW GOT TO THE HOTEL A SERIES OF SEVERE TSTMS; AND HIGH WIND HIT THE AREA ALL NIGHT. ON TKOF ROLL AT APPROX 60 KTS THE CTL YOKE WAS FORCED FROM THE CAPT'S HANDS AND WENT FULL NOSE UP. AT THAT POINT THE CAPT ABORTED THE TKOF. AFTER ARRIVING AT THE GATE THE PLTS FOUND A CTL TAB ON THE L ELEVATOR WAS HANGING ALMOST STRAIGHT DOWN. IT WAS NOT IN THAT POSITION WHEN THE FO MADE THE WALKAROUND INSPECTION. THE CREW HAD A CONFERENCE CALL WITH ACR MAINT AND FLT SAFETY OFFICIALS. THEY WERE TOLD THAT THE MANUFACTURER HAS ADDED A LOCKING PIN TO THE ELEVATOR; WHEN THE GUST LOCK IS ENGAGED. THE LOCKING PIN PREVENTS ELEVATOR MOVEMENT IN STRONG WINDS. THIS ACFT HAD NOT BEEN MODIFIED. MAINT FOUND THE CTL TAB BELL CRANK ACTUATOR WAS DAMAGED. SINCE THE ACFT HAS A T TAIL; IT IS NOT VISIBLE FROM THE GND. HAD TKOF CONTINUED THE ACFT WOULD HAVE BEEN UNCONTROLLABLE NOSE UP. THE RPTR WOULD LIKE TO SEE ALL ACFT MODIFIED AS SOON AS POSSIBLE. HE ALSO SAID THAT THE ACFT DOES NOT HAVE A POWERED ELEVATOR; HE WOULD LIKE TO SEE A CTL CHECK ON TKOF ROLL TO ENSURE PITCH CTL; SIMILAR TO THAT DONE ON DC8 ACFT.

Source: NASA Aviation Safety Reporting System (public domain). Reports are voluntary submissions and are not verified by NASA.

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