SDR IXXA060044S

Service difficulty report · Cusp Web · Doug DC871F

Difficulty date: October 7, 2004
Submitted: January 23, 2006
Operation: Air carrier
Aircraft: N825BX
Make and model: Doug DC871F
Aircraft serial: 45978
Aircraft time: 85,823 hours, 34,028 cycles
Engine: Ge CFM562C
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Cusp Web
Condition: Corroded
Location: Zone 100
Part time: 85,823 hours, 34,028 cycles
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 ROUTINE C-CHECK FOUND RT CUSP HORIZONTAL FLANGE CORRODED AT STATION 30 LONGERON 21 RT. REMOVED AIR CONDITIONING DUCTS. REMOVED DAMAGE. FABRICATED REPAIR PARTS, LOCATED, DRILLED, TRIMMED, TREATED, PRIMED, INSTALLED REPAIR PARTS AND FASTENERS AT STATION 30 LONGERON 21 RT. INSTALLED AIR CONDITIONING DUCTS IAW SRM 53-2-0, 51-3-0, 51-3-1, 51-1-4, 51-1-5, AND 51-1-8, MM 20-11-0.

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