Service difficulty report · Skin · Boeing 757251

Difficulty date
October 25, 2019
Submitted
October 29, 2019
Operation
Air carrier
Aircraft
N540US
Make and model
Boeing 757251
Aircraft serial
26487
Aircraft time
70,303 hours, 26,887 cycles
Part
Skin
Condition
Debonded
Location
Rt Nr 9 Slat
Stage of operation
IN
How discovered
O
Nature of condition
O
Precautionary procedure
K

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

What was found

(AIRCRAFT 5640, L/P 1332012) AWR: (AD) DISBOND OF 1" X 1" WAS FOUND ON LOWER SKIN OF RH SLAT 9 TRAILING EDGE WEDGE APPROX STA WS 637 AND 8" FROM TRAILING EDGE. CORRECTIVE ACTION: DISBOND OF 1" X 1" ON LOWER SKIN OF RH SLAT 9 TRAILING EDGE WEDGE APPROX STA WS 637 AND 8" FROM TRAILING EDGE WAS REPAIRED PER B-757-200 S.R.M. 51-70-10 REPAIR GENERAL, TABLE 202 PAR. 19. F. AND PAR. 20. B. (3) TABLE 208 IN REFERENCE TO B-757-200 S.R.M. 57-43-02-2R-1 FIGURE 201. REPAIR CLASS 3 AND WEDGE TYPE "A": PERFORM AN ULTRASONIC LOW FREQUENCY BOND TEST WITHIN 600 TRAILING EDGE WEDGE FLIGHT CYCLES OR WITHIN 6 MONTHS (WHICHEVER OCCURS FIRST) PER B757-200 SRM 57-43-02 REPAIR 1 NOTE: E AND SB 757-57-0066 REPAIR CLASS 3 AND WEDGE TYPE "A": PERFORM A DETAILED VISUAL INSPECTION WITHIN 600 TRAILING EDGE WEDGE FLIGHT CYCLES OR WITHIN 6 MONTHS (WHICHEVER OCCURS FIRST) PER B757-200 SRM 57-43-02 REPAIR 1 NOTE: E AND SB 757-57-0066.