Service difficulty report · Skin · Boeing 777222

Difficulty date
November 8, 2018
Submitted
November 9, 2018
Operation
Air carrier
Aircraft
N774UA
Make and model
Boeing 777222
Aircraft serial
26936
Aircraft time
89,773 hours, 16,190 cycles
Part
Skin
Part number
143W23412
Condition
Cracked
Location
Bs 1035
Stage of operation
IN
How discovered
9
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 ACCOMPLISHMENT OF EA 5310-06900 OP12 RH BS 1035 UNDERWING LONGERON REPLACEMENT, 2 HOLES FOUND CRACKED ON FUSELAGE SKIN. RH BS 1035 UNDERWING LONGERON FUSELAGE SKIN REPAIRED AS PER ECRA QC 116451 ON HANGAR NR 9131364 5330-06456 PART1 INTERIM REPAIR JUST AT STA 993 TO STA 1035 BETW EEN STR 35R AND STR 38R. FORM 44-0008 ATTACHED ITEM 1 TO 34 ACCOMPLISHED. WORK PERFOMRED AT HAECO HKG BM BY V 897471 05 MAY 2020 BUT BEFORE 05 JUNE 2020 FOR THE PERMANENT REPAIR BEFORE 05-NOVEMBER 2020. PLANNING /TOMC CONTACT ENGINEER AFTER ACCOMPLISH A PERMANENT REPAIR PER ECRA 5330-06456 PART 3 ON OR INSTRUCTIONS. PLANNING: REPAIR BEING EVAUL FOR DAMAGE TOLERANCE PER PART 1 STEP 2 OF ECRA 5330-06456 INITIATE A DIP TO REQUEST DIP PER EC/RA 5330-06456 PART 1 STEP 2 THE ABOVE REPAIR REQUIRES PERMANENT REAPIR PER ECRA 5330-06456 P ART 3 ON OR BEFORE 05-NOV-2020. PLANNING;CONTACT ENGINEERING AFTER 05MAY2020 BUT BEFORE 05JUN202 0 FOR PERMANENT REPAIR INSTRUCTIONS. TOMC-APPROVAL FROM SC1ELBYC COMMENT TOMC APPROVED : QC REVIEWED RECORDS UPDATE MHU359555 TOMC APPROVED : QC REVIEWED INI #1: (-0093) PLN/ENG > 05 MAY 2020 < 05 JUN 2020 INI #2: (-0094) 05 NOV 2020 MHU359555