SDR ZW0A0200201

Service difficulty report · Skin · Doug DC983

Difficulty date: December 28, 2001
Submitted: January 3, 2002
Operation: Air carrier
Aircraft: N948TW
Make and model: Doug DC983
Aircraft serial: 49575
Aircraft time: 37,926 hours, 21,312 cycles
System (JASC): 5330 · Fuselage Main, Plate/Skin
Part: Skin
Condition: Corroded
Location: Fuselage
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 CHECK-C MAINT THE FUSELAGE EXTERIOR HAD A BULGE IN THE SKIN AT LONGERON 17L, STA 1293. ACCOMPLISHED EDDY CURRENT INSPECTION PER NDT 51-00-03 AND NO CRACK. ULTRA SOUND INSPECTION INDICATES NO MATERIAL LOOSE DUE TO CORROSION. SHIM BETWEEN SKIN AND STRINGER TO REMOVE BULGING IN, PER SRM 51-10-9. INSTALLED HI-LOKS PER SRM 51-60-0, PAGE 36.

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