Service difficulty report · None · Boeing 7377CT

Difficulty date
September 23, 2021
Submitted
October 28, 2021
Operation
Air carrier
Aircraft
N7831B
Make and model
Boeing 7377CT
Aircraft serial
32752
Aircraft time
58,334 hours, 29,483 cycles
Part
None
Condition
Corroded
Location
L1 Door
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

PASSENGER CABIN FWD WET AREA; L-1 DOOR FWD GIRT BAR FITTING; CORROSION AROUND FASTENERS HOLES. DOT#208-08 ; / [01] CLEANED AREA AS PER SOPM 20-30-03; AFTER FURTHER INSPECTION NO SURFACE CORROSION NOTED; [02] CORRECTION: CLEANED AREA AS PER SOPM 20-30-03; AFTER FURTHER INSPECTION FOUND CORROSION BEYOND LIMITS AS PER SRM53-10-51-0I-2; [03] REMOVED AND REPLACED GIRT BAR FITTING MOST FWD. AT L-1DOOR FLOOR STRUCTURE AS PER B737-7 SRM 51-40-02.; [04] VERIFIED STEPS 2 AND 3

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