SDR SCNA20201008104

Service difficulty report · Channel · Boeing 7378Q8

Difficulty date: September 17, 2020
Submitted: October 8, 2020
Operation: Air carrier
Aircraft: N801SY
Make and model: Boeing 7378Q8
Aircraft serial: 30332
Aircraft time: 63,730 hours, 24,799 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Channel
Condition: Corroded
Location: Bs 947-986
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

LT AFT ENTRY DOOR MOP SILL CORRODED FROM BS 947.5 TO BS 986.5 LBL 56. CORROSION FOUND ON LT AFT ENTRY DOOR MOPSILL STA 947-986 LBL 56 FOUND TO BE OUT OF LIMITS, IAW SRM 53-70-15-1A-1 FIG 103 DET D. REMOVED AND REPLACED WITH NEW PART PO 801720, IAW SRM 51-40-02-0G-0, SRM 51-40-05-0G-0 AND DWG 147A8501 SHEET 78 REV B 57901U.

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