Service difficulty report · Skin · Boeing 777222

Difficulty date
April 16, 2021
Submitted
April 16, 2021
Operation
Air carrier
Aircraft
N776UA
Make and model
Boeing 777222
Aircraft serial
26937
Aircraft time
97,223 hours, 17,259 cycles
Part
Skin
Part number
143W23413
Condition
Corroded
Location
Bs 993-1035
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

FUSELAGE 2EA CRACKS FOUND ON THE FUSELAGE BS 1035 RH BUILT-UP UNDERWING LONGERON PER EA 5310-06900 REV C OP 002 INSPECTION. (REFER NR LP 9131740, ZONE 100 SEQ 0356) FX SKIN STA 993-1035 S35R - S38R SKIN REPAIRED AS PER ECRA 5331-02714 REV- PART 1 INTERIM REPAIR, REPEAT THE INSPECTION PER ECRA 5331-02714 REV- PART 2. ADD EMP:V906449 RII INSPECTED BY HX129800. INTERIM REPAIR ACCOMPLISHED BY HAECO ON NR#XRR517412. INITIATE D IP TO ACCOMPLISH INSPECTION PER ECRA 5331-02714 PART 2 ON OR BEF ORE IT REACHES 25,259 PTC. REPEAT INSPECTION AT INTERVALS NOT TO EXCEED 4,000 FC. CURRENT PTC 17259, PTT 97223. ACCOMPLISH THE INSPECTIONS PER THE LATEST REVISION OF ECRA 5331-02714 PART 2 ON OR BEFORE THE AIRCRAFT REACHES 25,259 TOTAL FLIGHT CYCLES. REPEAT THE INSPECTION AT INTERVALS NOT TO EXCEED 4,000 TOTAL CYCLES. TOMC-APPROVAL FROM SC1ELBYC COMMENT QC QC REVIEWED. INSPECTIONS CREATED BY AUTODIP PENDING AIRCRAFT RECORDS AUDIT & UPDATE.