Service difficulty report · Roller Tray · Boeing 747422

Difficulty date
September 19, 2011
Submitted
October 3, 2011
Operation
Air carrier
Aircraft
N199UA
Make and model
Boeing 747422
Aircraft serial
28717
Aircraft time
57,106 hours, 6,756 cycles
Engine
Pwa PW4056
Part
Roller Tray
Condition
Damaged
Location
Cargo Bay
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

AFT PIT CENTER ROLLER RAIL DAMAGED AT STA 1800. DAMAGED SECTION 12 INCHES LONG. PER EVA STA 1728 THRU 1851 REMAIN EMPTY DUE TO DAMAGE TO THE ADJACENT FLOORBEAM STRUCTURE MUST BE REPLACED OR REPAIRED WITHIN 100 FLT CYCLE NOT TO EXCEED PTC 6856 PER EVC 81309. HOLES DRILL AND AFT END TRAY NEEDS TO BE ROUNDED AND SUPPORT PIN INSTALLED. INSTALLED ROLLER TRAY, ROLLERS (2 EACH) AND SUPPORT PIN.