SDR AALA201809069009

Service difficulty report · Sensor · Boeing 767323

Difficulty date: September 3, 2018
Submitted: September 6, 2018
Operation: Air carrier
Aircraft: N342AN
Make and model: Boeing 767323
Aircraft serial: 33081
Aircraft time: 58,796 hours, 9,654 cycles
System (JASC): 2781 · Leading Edge Slat Position Indicating System
Part: Sensor
Condition: Faulted
Location: Lt Wing Slat
Stage of operation: CL
How discovered: O
Nature of condition: J
Precautionary procedure: A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

AFTER TAKE OFF, DURING CLIMB OUT, AN EICAS MESSAGE FOR THE LEADING EDGE SLAT ASSEMTRY MESSAGE ILLUMINATED. EMERGENCY DELCARED AND RETURNED TO THE FIELD, FLIGHT LANDED WITHOUT ISSUE. THE AIRCRAFT WAS GROUNDED. DURING TROUBLESHOOTING, FOUND A BAD WIRE SPLICE SM7, AND SENSOR S277. REPLACED THE SENSOR , AND ACCOMPLISHED LEADING EDGE OPS CHECK IAW MM 27-88-00. ALL OPS NORMAL.