Service difficulty report · Attach Angle · Boeing 7378H4

Difficulty date
March 29, 2025
Submitted
April 28, 2025
Operation
Air carrier
Aircraft
N8686A
Make and model
Boeing 7378H4
Aircraft serial
36938
Aircraft time
27,142 hours, 13,384 cycles
Part
Attach Angle
Condition
Cracked
Location
Zone 100
Stage of operation
IN
How discovered
V
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

R/H VAPOR BARRIER ATTACH ANGLE IS CRACKED STA 663 RBL 8 AND 30. REMOVED FASTENERS IN FUEL TANK ONLY OF R/H VAPOR BARRIER ATTACH ANGLE PER SRM 51-40-02. REMOVED DAMAGED R/H VAPOR BARRIER ATTACH ANGLE FROM APPROXIMATELY RBL 5' TO RBL 62' PER SRM 51-40-02. LOCATED AND DRILLED NEW RH VAPOR BARRIER ATTACH ANGLE PER SRM 51-40-05. INSTALLED FASTENERS COMMON TO THE VAPOR BARRIER ATTACH ANGLE AND CENTER FUEL TANK ONLY FROM APPROXIMATELY RBL 5' TO RBL 62' PER SRM 51-40-02. INSTALLED FASTENERS COMMON TO THE VAPOR BARRIER ATTACH ANGLE AND CENTER FUEL TANK ONLY FROM APPROXIMATELY RBL 5' TO RBL 62' PER SRM 51-40-02. INSTALLED RIVETS ONLY IN VAPOR BARRIER ATTACH ANGLE VERTICAL LEG PER SRM 51-40-02 AND EA M-24-157-02340. INSPECTION AS REQUIRED. INSTALLED REMAINING FASTENERS IN VAPOR BARRIER ATTACH ANGLE VERTICAL LEG PER SRM 51-40-02. INSTALLED REMAINING FASTENERS IN VAPOR BARRIER ATTACH ANGLE VERTICAL LEG PER SRM 51-40-02. CAP SEALED FASTENERS COMMON TO THE VAPOR BARRIER ATTACH ANGLE AND CENTER FUEL TANK ONLY FROM APPROXIMATELY RBL 5' TO RBL 62' PER SRM 51-80-01. REMOVED AND REPLACED R/H VAPOR BARRIER ATTACH ANGLE AT STA 663. PER SRM 51-40-02 AND EA M-24-157-02340.

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