SDR TWAA9907301

Service difficulty report · Floorbeam · Doug DC931

Difficulty date: May 5, 1999
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N981Z
Make and model: Doug DC931
Aircraft serial: 47345
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Condition: Cracked
Location: Bs 180
Stage of operation: IN
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 OP 16 MAINT CHECK, FOUND CABIN FLOORBEAM REPAIR CRACKED 2 INCHES LONG IN UPPER CAP RADIUS AT FWD SIDE OF STA 180, LBL 15. REPLACED FLOORBEAM TEE UPPER CAP PER SRM 53-11-1, FIG 13 SHEET 1, PAGE 45 AND 47, FIG 13 SHEET 2 AND DAC DRAWING 9923484. INSTALLED WEB REPAIR PER SRM 53-01, FIG 2 SHEET 4.

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