Service difficulty report · None · Boeing 757231

Difficulty date
December 17, 2021
Submitted
December 20, 2021
Operation
Air carrier
Aircraft
N723TW
Make and model
Boeing 757231
Aircraft serial
29378
Aircraft time
77,716 hours, 19,518 cycles
Part
None
Condition
None
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

SHIP 6817 A.A./ A.D.DAMAGES WERE FOUND ON OPEN HOLES AT LH ENG DRAG FTG CLAMP-UP & DIAG BRACE AS FOLLOW; HOLE #3 CORROSION ON SKIN AND FITTING AT 12 OCLOCK POSITION; HOLE #5 CORROSION ON SKIN BTW 2 TO 6 OCLOCK POSITION; HOLE #6 SCRATCH ON SKIN AT 7 OCLOCK POSITION; HOLE #7 CORROSION ON SKIN AT 7 OCLOCK POSITION; HOLE #8 CORROSION ON SKIN AT 12 OCLOCK POSITION AND CORROSION ON FITTING BTW 4 TO 6 OCLOCK POSITION AND HOLE #10 CORROSION ON FITTING AT 3 OCLOCK POSITION IN REF. CARD 5720-01100-04A. JOB #089-0001 STEP 14 C. CORRECTIVE ACTION: SUMMARY OF NRC 00236: HOLES #3, 5, 6, 7, 8 & 10 WERE REPAIRED PER ETI-57-21-570 REV 3 & ER/A 596046-14AD REV. ORIGINAL. (2055675)