Service difficulty report · Actuator · Boeing 7374B7

Difficulty date
August 7, 2008
Submitted
August 14, 2008
Operation
Air carrier
Aircraft
N444US
Make and model
Boeing 7374B7
Aircraft serial
24862
Part
Actuator
Part number
65C3805911
Condition
Failed
Location
Nr 3 Le Slat
Part time
29,081 hours
Stage of operation
CL
How discovered
9
Nature of condition
J, F
Precautionary procedure
A

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

What was found

CLT FLT 1631, ON CLIMBOUT FROM CLT, EN ROUTE TO TPA, THE NR 3 LEADING EDGE SLAT FAILED TO RETRACT CAUSING THE ACFT TO ROLL APPROXIMATELY 10 TO 15 DEGREES. PILOT WAS ABLE TO CORRECT THE ROLL WITH REDUCED SPEED AND AILERON INPUT. FLIGHT RETURNED TO FIELD AT CLT AND LANDED WITHOUT FURTHER INCIDENT. ACFT TAXIED TO THE GATE ON ITS OWN. AN EMERGENCY WAS DECLARED. FDR ANALYSIS CONFIRMED NO UNCOMMANDED MOVEMENT FROM THE RUDDER. MAINTENANCE REMOVED AND REPLACED THE NR 3 LEADING EDGE SLAT ACTUATOR PER MM 27-81-41. LEAK CHECK AND OPERATIONAL CHECK GOOD. (S)

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