SDR RRXA99973

Service difficulty report · Floorbeam · Doug DC863

Difficulty date: October 29, 1998
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N964R
Make and model: Doug DC863
Aircraft serial: 46000
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Part number: 561214255
Condition: Misdrilled
Location: Bs 1700
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 A MAINTENANCE VISIT, FOUND FLOORBEAM, AT STA= 1700, UPPER HORIZ FLANGES HAS MISDRILLED HOLES ENTIRE LENGTH OF FLOORBEAM. DAMAGE EXCEEDED LIMITS IAW DC-8 SRM. REMOVED DAMAGED, TREATED AREA IAW DC-8 SRM 51-1-8. FABRICATED REPAIR AND INSTALLED IAW FAA APPROVED TIMCO DER ENGINEERING SKETCH NR REO-05744.

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