SDR SCNA20201008127

Service difficulty report · Channel · Boeing 7378Q8

Difficulty date: September 23, 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

RT MOP SILL HAS CORROSION FROM BS 947.5 TO BS 986.5 RBL 56. CORROSION ON RT MOP SILL BS 947.5 TO 986.5 FOUND TO BE OUT OF LIMITS, IAW SRM 53-70-15-1A-1 FIG 103 DETAIL E. REMOVED AND REPLACED MOP SILL PO 801719, IAW SRM 51-40-02-0G-0 BOEING DWG 147A8501 REV B.

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