Service difficulty report · Access Panel · Boeing 7377Q8

Difficulty date
December 26, 2025
Submitted
January 20, 2026
Operation
Air carrier
Aircraft
N7877H
Make and model
Boeing 7377Q8
Aircraft serial
29359
Aircraft time
61,487 hours, 34,080 cycles
Part
Access Panel
Condition
Damaged
Location
Zone 500
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

ELONGATED HOLE ON ACCESS PANEL 571EB TRAILING EDGE AT LT WING. REPAIRED ACCESS PANEL 571EB TRAILING EDGE AT LT WING IAW SRM 51-70-04-2R-9 REPAIR 9. STEP 14 BASED ON THE REPAIR PERFORMED IS TO SECONDARY STRUCTURE. IAW MPM 10.3.4 RII IS ONLY REQUIRED FOR MAJOR REPAIRS TO PSE STRUCTURE.

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