SDR CALA2015090894282

Service difficulty report · Failsafe · Boeing 747422

Difficulty date: September 7, 2015
Submitted: September 8, 2015
Operation: Air carrier
Aircraft: N127UA
Make and model: Boeing 747422
Aircraft serial: 28813
Aircraft time: 48,316 hours, 5,728 cycles
System (JASC): 5753 · Trailing Edge Flaps
Part: Failsafe
Condition: Damaged
Location: Flap Track
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

NUMBER 5 FLAP TRACK FAIL SAFE BAR DAMAGED. BUSHING & TOOLING HOLE ELONGATED. SURFACE DAMAGE TO FLAP TRACK, CARRIED FROM 8 18 11. REPAIR ACCOMPLISHED IAW EN-57-0184. PERFORMED DETAILED VISUAL INSPECTION OF THE FAIL SAFE BAR & BUSHING, FOUND SATISFIED IAW ECRA 5750-04792.