SDR CALA2014120892797

Service difficulty report · Warning System · Boeing 757222

Difficulty date: December 5, 2014
Submitted: December 8, 2014
Operation: Air carrier
Aircraft: N549UA
Make and model: Boeing 757222
Aircraft serial: 25397
Aircraft time: 86,307 hours, 24,621 cycles
Engine: Pwa PW2040
System (JASC): 2781 · Leading Edge Slat Position Indicating System
Part: Warning System
Condition: False Activation
Location: Cockpit
Stage of operation: CL
How discovered: O
Nature of condition: N
Precautionary procedure: A

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

What was found

20 MIN AFTER DEPARTURE LE SLAT DISAGREE RETRACTING FLAPS FROM 1 TO 0, DIVERTED. ACCOMPLISHED FAULT ISOLATION FOR, LE SLAT DISAGREE, 27-81 FAULT TREE 803, ACCOMPLISHED LE SLAT ROTARY ACTUATOR INSPECTION CHECK, RESET 3, 5 & 10 RA. FLAP OPERATIONS CHECKED MULTIPLE TIMES, NO MSG FSEU & EICAS.