SDR TWAA0101919

Service difficulty report · Web · Doug DC983

Difficulty date: January 27, 2001
Submitted: January 31, 2001
Operation: Air carrier
Aircraft: N9420D
Make and model: Doug DC983
Aircraft serial: 49824
Aircraft time: 31,869 hours, 21,965 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Web
Condition: Corroded
Location: Cabin Floor
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, FOUND FLOOR MEMBRANE CRACKED AND CORRODED FROM STA 1287 TO 1309, BETWEEN LBL 54 TO LBL 60. CRACKS AND CORROSION RAN UNDER TRACK AND LAV FWD BULKHEAD. REMOVED CORROSION PER SRM 51-10-3, PAGE 21 PARAGRAPH 35. REPLACED MEMBRANE PER SRM 53-05, FIG 97.

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