Service difficulty report · Acoustic Panel · Boeing 7377BD

Difficulty date
October 9, 2026
Submitted
October 17, 2026
Operation
Air carrier
Aircraft
N7704B
Make and model
Boeing 7377BD
Aircraft serial
33918
Aircraft time
71,535 hours, 39,516 cycles
Engine
Cfmint CFM567B22
Part
Acoustic Panel
Condition
Delaminated
Location
Zone 400
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

NR 1 ENGINE FAN, FRAME AFT ACOUSTIC PANEL DELAMINATED BTWN NR 5 AND 6 FAN FRAME STRUTS. REMOVED AND REPLACED IAW AMM 72-23-02-401.

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