Service difficulty report · Cowling · Boeing 7378H4

Difficulty date
November 28, 2023
Submitted
November 30, 2023
Operation
Air carrier
Aircraft
N500WR
Make and model
Boeing 7378H4
Aircraft serial
36898
Aircraft time
31,938 hours, 15,292 cycles
Part
Cowling
Part number
UNKNOWN
Condition
Cracked
Location
Zn 400 Nacelle/P
Stage of operation
IN
How discovered
9
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

#1 ENGINE I/B FAN COWL ; AFT UPPER CORNER HAS A CRACK 2.7 IN. LENGTH.<[01] PERFORMED HFEC INSPECTION OF THE REPAIR AREA PER NDT MANUAL PART 6; 51-00-00 PROCEDURE 23. NO DEFECTS NOTED. COMPLIED WITH SRM 54-20-01-2R-13 STEP 4E.;[02] PERFORMED HFEC (ROTARY SCANNER) INSPECTION OF THE REMOVED FASTENER HOLES PER NDT MANUAL PART 6; 51-00-00 PROCEDURE 16. NO DEFECTS NOTED. COMPLIED WITH SRM 54-20-01-2R-13 STEP 4F.;[03] REPAIRED PER EA 23-171-03496

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