Service difficulty report · Door Frame · Boeing 747422

Difficulty date
November 15, 2011
Submitted
November 16, 2011
Operation
Air carrier
Aircraft
N174UA
Make and model
Boeing 747422
Aircraft serial
24381
Aircraft time
85,080 hours, 9,543 cycles
Engine
Pwa PW4056
Part
Door Frame
Condition
Cracked
Location
L4 Door
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

NR 4 LT MED: UPPER DOOR FORMED FRAME AT GATE HINGE ATTACH HOLE CRACKED. MAJOR REPAIR ACCOMPLISHED. REMOVED DAMAGE, HFEC, MFG AND INSTALL REPAIR IAW AMECO EN-52-0050. PER EN PAGE 4 AND MM 51-00-80 PG 204 NOTE 5.B.2 AND NOTE D.2.B, 'UNSURVEYED RSCS MAY ONLY BE INSTALLED ONTO SURVEYED AIRPLANES FOR UP TO 24 MONTHS. PRIOR TO LIMIT, EITHER SURVEY PER AMM 51-00-80 OR REMOVE PART FROM AIRPLANE PRIOR TO 24 MONTH EXPIRATION'.