Service difficulty report · Angle · Boeing 7377H4

Difficulty date
March 13, 2023
Submitted
April 11, 2023
Operation
Air carrier
Aircraft
N290WN
Make and model
Boeing 7377H4
Aircraft serial
36632
Aircraft time
51,201 hours, 30,730 cycles
Part
Angle
Condition
Elongated
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

ELONGATED HOLES (2 EA) FOUND AT RT VAPOR BARRIER UPPER ANGLE STA 663. RBL 22 AND RBL 47.<[01] C/W;[02] TASK C/W;[03] VERIFIED TASK C/W;[04] INSTALLED NEW ATTACHED UPPER ANGLE AT RIGHT VAPOR BARRIER STA 663. APPLIED SEALANT BMS 5-95 870C8. MIX TIME 2:00PM 3.16.2023; APPLICATION TIME 2:10PM 3.16.2023; SQUEEZE OUT TIME 10:00PM 3.19.2023. PARTIALLY INSTALLED 50% OF FASTENERS REF SRM 51-40-02-0G-0 AND DWG #111A1000. PENDING FASTENERS COMMON TO THE VAPOR BARRIER (VERTICAL FLANGE) INSTALLATION OF THE REST OF THE RT ANGLE FASTENERS (VERTICAL FLANGE) COMMON TO VAPOR BARRIER WEB TRANSFERRED TO CARD: TTG8Q00JDQM4.;[05] VERIFIED STEP 4

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