SDR TWAA9909709

Service difficulty report · Skin · Doug DC931

Difficulty date: July 6, 1999
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N986Z
Make and model: Doug DC931
Aircraft serial: 47589
System (JASC): 5330 · Fuselage Main, Plate/Skin
Part: Skin
Condition: Misdrilled
Location: Bs 83.5
Stage of operation: IN
Nature of condition: W
Precautionary procedure: K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

DURING OP 16 MAINT CHECK, FOUND ONE HOLE DRILLED INTO LATERAL RIB, TWO INTO LONGITUDINAL RIB AT STA 83.5 X=-10. HOLES DUE TO REPAIR IN FUSELAGE SKIN. BLENDED HOLE IN LATERAL RIB AT STA 83 AND SMOOTHED. INSTALLED REPAIR DOUBLE PER SRM 53-03, FIG 34 AND ARA 13511. INSTALLED NEW LONGITUDINAL RIB PER SRM 51-01.

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