A B767 EXPERIENCES A POSSIBLE UNCOMMANDED LEADING EDGE FLAP DEPLOYMENT WHILE IN CRUISE. PIC ELECTS TO DIVERT TO ABQ FOR INSPECTION.

Date: 1996-12 · Aircraft: B767 Undifferentiated or Other Model

Anomalies: aircraft-equipment-problem-critical

Synopsis

A B767 EXPERIENCES A POSSIBLE UNCOMMANDED LEADING EDGE FLAP DEPLOYMENT WHILE IN CRUISE. PIC ELECTS TO DIVERT TO ABQ FOR INSPECTION.

Narrative

ATC FACILITY: ABQ. LOCATION: ABQ 360/85. WHILE AT CRUISE AT FL370 FOR APPROX 1.5 HRS; SUDDENLY GOT EICAS MESSAGE; 'LEADING EDGE EXTEND;' AND AMBER LEADING EDGE LIGHT; AND THE FLAP INDICATOR INDICATED BTWN UP AND 1 DEG. NOT KNOWING IF THIS WAS AN INDICATION OR AN ACTUAL LEADING DEVICE PROB; I DID NOT WANT TO DO EXPERIMENTS AT FL370 IN A B767. I ELECTED TO LAND AT NEAREST SUITABLE COMPANY ARPT. ABQ HAPPENED TO BE 85 NM S OF OUR POS. WE NOTIFIED ATC OF OUR PROB AND INTENT TO LAND AT ABQ. ATC CLRED US TO LOWER IN DIRECTION OF ABQ; AND WE BEGAN AND EVENTUALLY COMPLETED THE APPROPRIATE PROC AND CHKLIST FOR THE PROB. WE ALSO CONTACTED PERSONNEL AT ABQ WITH OUR INTENTIONS AND ALSO REQUESTED THEY CONTACT DISPATCH; SINCE WE COULD NOT REACH THEM ON AN APPROPRIATE FREQ IN THAT RUSHED TIME. WE LATER DID USE A PHONE PATCH TO TALK TO DISPATCH. I ALSO BRIEFED THE #1 FLT ATTENDANT; AND THE PAX OF OUR SIT AND INTENTIONS. I WAS FLYING THE ACFT; AND MANAGED A VERY SMOOTH FLT. THE REMAINDER OF THE PROC WAS UNEVENTFUL. THROUGHOUT THIS AND THE HANDLING OF MY PAX BY ABQ WAS VERY PROFESSIONAL I THOUGHT. IN PARTICULAR; MY FO; DID AN EXCELLENT JOB.

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