Service difficulty report · Angle · Boeing 7377H4

Difficulty date
August 27, 2024
Submitted
September 3, 2024
Operation
Air carrier
Aircraft
N211WN
Make and model
Boeing 7377H4
Aircraft serial
34163
Aircraft time
64,287 hours, 38,493 cycles
Part
Angle
Condition
Corroded
Location
Zone 100
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

RIGHT HAND SIDE TRANSITION ANGLE AT 500C PLUS 14 INCH AND PLUS 10 INCH HAS CORROSION ON NUT PLATE HOLES ON SIDEWALL SIDE.<[01] REMOVED CORROSION FOUND TO BE OUT OF LIMITS PER SRM 53-00-53-1A-2 PARAGRAPH 4 A (2) FIG 103;[02] REMOVED TRANSITION ANGLE FROM STA 500A TO STA 500D PER SRM 51-40-02;[03] LOCATED AND DRILLED REPLACEMENT ANGLE FROM STA 500A TO 500D PER SRM 51-40-05. TREATED AND PRIMED PER SRM 51-20-01;[04] INSPECTED C/A 3.;[05] INSTALLED BONDING NUTPLATES PER SRM 51-40-10.<BR>TIME STAMP 4:25AM 08/28/2024.;[06] OK TO INSTALL TRANSITION ANGLE.;[07] VERIFIED C/A #5;[08] REMOVED AND REPLACED TRANSITION ANGLE FROM STA 500A TO STA 500D PER SRM 51-40-02. INSTALLED BONDING NUTPLATES PER SRM 51-40-10.<BR>TIME STAMP 4:25AM 08/28/2024.;[09] VERIFIED C/A #8;[10] C/W PUSH TEST OF BONDING NUT PLATES AND PUSH TEST GOOD PER SRM 51-40-10.;[11] VERIFIED C/A STEP 10; 'C/W PUSH TEST OF BONDING NUT PLATES AND PUSH TEST GOOD PER SRM 51-40-10'.

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