Service difficulty report · Mount · Boeing 7378H4

Difficulty date
August 2, 2024
Submitted
August 28, 2024
Operation
Air carrier
Aircraft
N8698B
Make and model
Boeing 7378H4
Aircraft serial
36977
Aircraft time
26,776 hours, 13,241 cycles
Part
Mount
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

THE AFT LAVATORY MOUNT STRUCTURE IS CORRODED AT STA 947 LBL 50<[01] REMOVED CORROSION PER SRM 51-10-02. DAMAGE REMOVAL IS OUT OF MANUAL LIMITS PER SRM 53-70-51-1A-1. REMAINING THICKNESS IS 0.130?.;[02] RII-C/W INSPECTION AS REQUIRED C/A #1. RICHARD BLACKBURN (TECHNICIAN); 02-AUG-2024 22:37 UTC<BR>REMOVED CORROSION PER SRM 51-10-02. DAMAGE REMOVAL IS OUT OF MANUAL LIMITS PER SRM 53-70-51-1A-1. REMAINING THICKNESS IS 0.130?.;[03] ENTIRE LENGTH OF FLOOR BEAM UPPER FLANGE TO BE REMOVED AND REPAIRED ON FAULT #TTG8Q00UYZC6.;[04] TTG8Q00UYZC6 THE AFT LAVATORY MOUNT STRUCTURE IS CORRODED AT STA 947 RBL 51.;[05] RII INSPECTED AS REQUIRED. CORRECTIVE ACTION #3 AND #4. VERIFIED WORK ACCOMPLISHED ON #TTG8Q00UYZC6

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