Service difficulty report · Unknown · Boeing 767323

Difficulty date
July 1, 2023
Submitted
July 8, 2023
Operation
Air carrier
Aircraft
N399CM
Make and model
Boeing 767323
Aircraft serial
25451
Aircraft time
109,495 hours, 18,580 cycles
Engine
Ge CF680C2B6
Engine time
4,154 hours, 970 cycles
Part
Unknown
Part number
UNKNOWN
Condition
Unknown
Location
Unknown
Stage of operation
IN
How discovered
V
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

NO.2 ENG NOSE COWL L/E SKIN AT 10 O'CLOCK FOUND CORROSION. MEASURED THE REWORKED AREA AFT CORROSION REMOVALS, DEPTH OF CLEANUP = 0.037>10% ORIGINAL THICKNESS T =0.080", REMAINING THICKNESS = .043", FOUND EXCEED LIMIT AS PER B767-300 SRM 54-12-01-1A-1 REV 122 APR 15/2023. CARRED OUT THE REPAIR AT NOSE COWL LIP SKIN OF #2 ENG 10 O'CLOCK AS PER EO 5423-080 REV P1. EO 5423-080 REV COMPARED AND COMPLIED WITH EO 5423-080 REV 1R.