Service difficulty report · Acoustic Liner · Boeing 7879

Difficulty date
March 7, 2026
Submitted
March 11, 2026
Operation
Air carrier
Aircraft
N29971
Make and model
Boeing 7879
Aircraft serial
60147
Aircraft time
39,041 hours, 3,712 cycles
Part
Acoustic Liner
Condition
Damaged
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

ON WALKAROUND FOUND DAMAGE TO NR 2 ENGINE ACOUSTIC LINER BETWEEN 2 AND 3 O CLOCK POSITION. REMOVED FAN CASE OGV FAIRING PER AMM 72-21-03. REQUIRES INSTALLATION OF THREE OGV FAIRING ASSMEBLY PANELS. SEE PICTURES BELOW. INSTALLED OGV FAIRINGS AT POSITION 8 AND 9 AS VIEWED FROM REAR OF ENGINE LOOKING FORWARD PER AMM 72-21-03-01A-720A-A INSTALLED OGV FAIRING AT POSITION 5 AS VIEWED FROM REAR OF ENGINE LOOKING FORWARD PER AMM 72-21-03-01A-720A-A.

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