SDR 99UAL900174

Service difficulty report · Structure · Boeing 747123

Difficulty date: March 14, 1999
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N153UA
Make and model: Boeing 747123
Aircraft serial: 20102
Engine: Pwa JT9D7A
System (JASC): 5230 · Cargo/Baggage Doors
Part: Structure
Condition: Damaged
Location: Cargo Door
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

FORWARD CARGO DOOR DAMAGED BY LOADER, STATION 629.98 FROM 0400 TO 0700 O'CLOCK POSITIONS AT LOWER PORTION OF DOOR. ALSO, THE THE SKIN AND BONDED DOUBLER WERE CREASED ALONG A SPAN FROM STATION 613 TO 635 FROM THE S-38R REFERENCE LINE DOWN NINE INCHES. CAUSE, CONTACT BY GROUND EQUIPMENT LOADER. REMANUFACTURED PER BOEING BLUEPRINT DRAWNINGS. THE OUTER SKIN AND BONDED DOUBLER WERE REPAIRED BY INSTALLING AN EXTERNAL DOUBLER.