SDR Y2PA2010023000018

Service difficulty report · Skin · Doug DC915

Difficulty date: August 30, 2010
Submitted: August 30, 2010
Operation: Air carrier
Aircraft: N191US
Make and model: Doug DC915
Aircraft serial: 45718
Aircraft time: 77,686 hours, 64,071 cycles
System (JASC): 5330 · Fuselage Main, Plate/Skin
Part: Skin
Condition: Corroded
Location: Zone 100
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

WHILE THE ACFT WAS IN FOR MX, A BULGE WAS NOTICED ON THE EXTERNAL SKIN AT FRAME STA 218 BETWEEN LONGERONS 22R AND 23R. UPON FURTHER INVESTIGATION IT WAS DETERMINED THAT THE INTERNAL SKIN WAS CORRODED. THE CORRODED SECTION WAS REMOVED AND A REPAIR DOUBLER WAS INSTALLED IAW THE SRM 53-04, FIG 12B, SHEET 81.

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