Service difficulty report · Angle · Boeing 7378H4

Difficulty date
April 28, 2022
Submitted
May 26, 2022
Operation
Air carrier
Aircraft
N8629A
Make and model
Boeing 7378H4
Aircraft serial
36897
Aircraft time
27,525 hours, 12,701 cycles
Part
Angle
Condition
Corroded
Location
Fuselage
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

CORROSION ON L/H TRANSITION ANGLE UPPER SURFACE AROUND NUT PLATE HOLES BS 500A TO BS 500F.REMOVED DAMAGE I.A.W SRM 51-10-02. MEASURED DAMAGE DEPTH TO BE .014 INCHES. DAMAGE FOUND TO BE BEYOND ALLOWABLE DAMAGE LIMITS AS GIVEN IN SRM 53-00-53-1A-2.CUT AND REMOVED L/H TRANSITION ANGLE FROM STA 480+10-500E+10 I.A.W SRM 53-00-53-2R-5. PREVIOUS REPAIR PARTS IN CORRECTIVE ACTION #3 WERE DISCARDED. INSPECTED NEWLY FABRICATED REPAIR SPLICE AND SHIMS PER SRM 53-00-53-2R-5 AND EA 22-153-01343-WIP1 (CORRECTIVE ACTION #5); INSTALLED REPAIR PARTS IAW WITH SRM 53-00-53-2R-5 AND EA 22-153-01343-WIP1. FAULT ID #[TTG8Q00CA7PK]; INSTALLED REPAIR PARTS IAW WITH SRM 53-00-53-2R-5 AND EA 22-153-01343-WIP1. CHANGED TO LEVEL 2

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