SDR SCNA20201116243

Service difficulty report · Channel · Boeing 7378Q8

Difficulty date: November 1, 2020
Submitted: November 17, 2020
Operation: Air carrier
Aircraft: N813SY
Make and model: Boeing 7378Q8
Aircraft serial: 28237
Aircraft time: 60,154 hours, 22,792 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Channel
Condition: Corroded
Location: L2 Doorway
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

CORROSION ON L2 DOOR MOP SILL, STA 947.5+7 TO 986.5+7, LBL 54, WL 208 MULTIPLE AREAS. L2 DOOR MOP SILL BS 947.5+7-986.5+7 LBL 54 FOUND TO BE OUT OF LIMITS, IAW B737-800 SRM 53-70-15-1A-1 FIG 103 DETAIL D. REMOVED AND REPLACED MOP SILL, IAW B737-800 SRM 51-40-02-0G-0 AND BOEING DRAWING 147A0004 REV A.

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