Service difficulty report · Baffle · Boeing 7378H4

Difficulty date
May 11, 2023
Submitted
May 25, 2023
Operation
Air carrier
Aircraft
N8670A
Make and model
Boeing 7378H4
Aircraft serial
36656
Aircraft time
27,016 hours, 12,741 cycles
Part
Baffle
Condition
Corroded
Location
Zn 100 Fus Lower
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

AFT CARGO BAFFLE AT RBL 22 STA 747-767 HAS CORROSION AROUND FASTENER HOLES.<[01] BLENDED CORROSION PER SRM 51-10-02. BLENDED AREA OUT OF LIMITS PER SRM 53-00?52-1A-2;[02] VERIFIED CA#1 BLENDED CORROSION PER SRM 51-10-02. BLENDED AREA OUT OF LIMITS PER SRM 53-00?52-1A-2;[03] REMOVED BAFFLE (INTERCOSTAL) PER SRM 51-40-02.;[04] LOCATED HOLES ON NEW BAFFLE (INTERCOSTAL) PER SRM 51-40-02.;[05] INSPECTED WORK PERFORMED ON C/A #4;[06] ENGINEER TSR REQUIRED TO VERIFY CORRODED ELEMENT PART NUMBER IS EFFECTIVE FOR AIRCRAFT. DATA ENTRY TO BE ENTERED ON STEP #1;[07] INSTALLED NEW BAFFLE (INTERCOSTAL) PER SRM 51-40-02.;[08] REMOVED AND REPLACED BAFFLE (INTERCOSTAL) STA 747-767; RBL 22 PER <BR>SRM 51-40-02.;[09] VERIFIED REMOVED AND REPLACED BAFFLE (INTERCOSTAL) STA 747-767; RBL 22 PER<BR>SRM 51-40-02.

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