Service difficulty report · Channel · Boeing 7377BD

Difficulty date
December 15, 2022
Submitted
January 26, 2023
Operation
Air carrier
Aircraft
N7713A
Make and model
Boeing 7377BD
Aircraft serial
33919
Aircraft time
57,380 hours, 30,141 cycles
Part
Channel
Condition
Corroded
Location
Bs 1006
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 PASSENGER CABIN AFT WET AREA MOP SILL SPLICE ANGLE AT RBL 41 BS 1006+1. CORROSION ON MOP SILL SPLICE ANGLE IS OUT OF LIMITS; NO FOUND LIMITS ON SRM FOR THIS PART; PART REPAIRE BY REMPLACEMENT PER SRM 51-10-02-0G-0 PARA 9;[02] VERIFIED CORRECTIVE ACTION 1 PART OUT OF LIMITS. REMOVED MOP SILL SPLICE ANGLE AFT WET AREA PASSENGER CABIN AT RBL 41 BS 986+10 TO BS 1016 IAW SRM 51-40. LOCATED AND DRILLED NEW MOP SILL SPLICE ANGLE IAW SRM 51-40-05-0G-0 AND DWG 147A8540; OK TO INSTALL. VERIFIED CORRECTIVE ACTION 4. INSTALLED ASD MOPSILL SPLICE ANGLE IAW SRM 51-40-02 AND IAW DWG#147A8501 AND IAW DWG#147A0070.

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