Service difficulty report · Acoustic Panel · Boeing 737852

Difficulty date
February 22, 2021
Submitted
June 21, 2021
Operation
Air carrier
Aircraft
N957AM
Make and model
Boeing 737852
Aircraft serial
39957
Aircraft time
22,626 hours, 8,321 cycles
Part
Acoustic Panel
Condition
Dented
Location
Rt Engine
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

DURING OVERNIGHT CHECK AT MEX STATION, IT WAS DETECTED A DENT ON RIGHT ENGINE INLET COWL INNER BARREL ACOUSTIC PANEL LOWER QUADRANT. MAINTENANCE PERSONNEL PERFORMED A REVISION, DETECTING A DENT OF 0.156" DIAMETER, 0.011" DEPTH AT 06:00 HOURS POSITION OF RIGHT ENGINE INLET COWL INNER BARREL ACOUSTIC PANEL; A DENT WAS EVALUATED AND FOUND OUT LIMITS IAW B737 SRM 54-10-01, ALLOWABLE DAMAGE 1, PARAGRAPH 4.C(3), FIGURE 103, DETAIL F; TAP TEST AND DETAIL INSPECTION WERE PERFORMED IAW B737 NDTM PART 1, SRM 51-01-02, SRM 51-05-01 AND SRM 54-10-01-1A-A PARAGRAPH 4.C(3); INLET COWL INNER BARREL ACOUSTIC PANEL WAS REPAIRED IAW B737 SRM 54-10-01-2R-7, REPAIR 7, ALL CORRECT.