SDR UPS03841033

Service difficulty report · Longeron · Doug DC871F

Difficulty date: July 5, 2003
Submitted: August 11, 2003
Operation: Air carrier
Aircraft: N750UP
Make and model: Doug DC871F
Aircraft serial: 45950
Aircraft time: 67,355 hours, 27,634 cycles
System (JASC): 5313 · Fuselage Main, Longeron/Stringer
Part: Longeron
Condition: Corroded
Location: Fuselage
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

INSPECTION TYPE: C2, AFT ACCESSORY COMPT AT STA 1650 LT SIDE L23L IS CRACK AND CORROSION. REMOVED EXT REPAIR DOUBLER, FASTENERS AND DAMAGED LONG 23L FROM 1610 TO 1690. LOCATED & DRILLED NEW SPLICE & NEW LONGERON SECTION IAW DC8 SRM 51-1-24. ALODINED & PRIMED IAW DC8 SRM 51-1-8. INSTALLED LONGERON SECTION, SPLICE AND EXT DOUBLER IAW DC8 SRM 51-1-21 & 51-1-20D. FAB FLOORBOARD SPLICE AND INSTALLED IAW DC8 SRM 53-2-3 & 51-3-0.

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