Service difficulty report · Angle · Boeing 7378H4

Difficulty date
November 26, 2024
Submitted
December 27, 2024
Operation
Air carrier
Aircraft
N8512U
Make and model
Boeing 7378H4
Aircraft serial
38816
Aircraft time
26,682 hours, 13,283 cycles
Part
Angle
Condition
Corroded
Location
Zone 200
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

FWD ENTRY DOOR THRESHOLD L-ANGLE VERTICAL LEG AT STA 312 LBL 52 HAS CORROSION.(MARKED)<[01] BLENDED AREA OF CORROSION ON FWD ENTRY DOOR THRESHOLD L-ANGLE VERTICAL LEG AT STA 312 LBL 52; BLEND FOUND TO BE OUT OF LIMITS ALL IAW SRM 53-10-15-1A-1.;[02] REMOVED; LOCATED AND DRILLED REPLACEMENT FWD ENTRY DOOR THRESHOLD L-ANGLE AT STA 312 LBL 52; AND OK TO INSTALL ANGLE ALL IAW SRM 51-40-02.;[03] VERIFIED WORK PERFORMED IN CORRECTIVE ACTION #3; OK TO INSTALL.;[04] VERIFIED WORK PERFORMED IN CORRECTIVE ACTION #2; OK TO INSTALL.;[05] INSTALLED NEW REPLACEMENT FWD ENTRY DOOR THRESHOLD L-ANGLE PER SRM 51-40-02.;[06] VERIFIED CA#5 INSTALLED NEW REPLACEMENT FWD ENTRY DOOR THRESHOLD L-ANGLE PER SRM 51-40-02;[07] VERIFIED CA#5 INSTALLED NEW REPLACEMENT FWD ENTRY DOOR THRESHOLD L-ANGLE PER SRM 51-40-02

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