Service difficulty report · Angle · Boeing 7377H4

Difficulty date
June 8, 2022
Submitted
June 17, 2022
Operation
Air carrier
Aircraft
N476WN
Make and model
Boeing 7377H4
Aircraft serial
32475
Aircraft time
60,443 hours, 35,915 cycles
Part
Angle
Condition
Cracked
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

L-1 DOOR CUTOUT FWD SIDE INNER SURFACE WITH A CRACK AT UPPER SECTION OF UPPER HINGE CUTOUT / [01] REMOVED L1 DOOR CUTOUT ANGLE AS PER B737-700 SRM 51-40-02-0G-0;[02] LOCATED AND DRILLED THE NEW L1 DOOR CUTOUT ANGLE AS PER SRM 51-40-05-0G-0;[03] VERIFIED STEPS 1 AND 2. OK TO TREAT AND PRIMER THE HOLES.;[04] TREATED AND PRIMED HOLES AS PER B737-700 AMM 51-21-41-370-803 AND AMM 51-21-72-370-804;[05] OK TO INSTALL L-1 DOOR CUTOUT ANGLE.;[06] INSTALLED NEW REVEAL ANGLE AT L-1 DOOR CUT OUT FWD SIDE IAW B737-700 SRM 51-40-02-0G-0;[07] VERIFIED STEP 6;[08] APPLIED WHITE TOPCOAT PAINT TO NEW REVEAL ANGLE AT L1 DOOR CUTOUT AS PER B737-700 AMM 51-21-73-370-804;[09] VERIFIED STEP 8;CARD COMPLETED.

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