SDR ASMF201802003

Service difficulty report · Sensor · Boeing 73781Q

Difficulty date: February 12, 2018
Submitted: February 16, 2018
Operation: Air carrier
Aircraft: N520AM
Make and model: Boeing 73781Q
Aircraft serial: 29052
Aircraft time: 57,003 hours, 20,673 cycles
System (JASC): 2750 · Trailing Edge Flap Control System
Part: Sensor
Condition: Malfunctioned
Location: Flap Slats
Stage of operation: NR
How discovered: O
Nature of condition: O
Precautionary procedure: O

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

What was found

CAPTAIN REPORTED THAT AFTER LANDING, FLAPS AND SLATS LEADING EDGE DID NOT RETRACT, MAINTENANCE PERFORMED A BITE TEST IAW FIM 27-51 DETECTING FAULT 27-53252, THE SKEW SENSOR WAS CLEANED IAW AMM 27-59-00. SENSOR FLAP SKEW POSITION 3 WAS REPLACED IAW AMM 27-59-01, ALL TESTED CORRECT.

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